| Maryland | 1-12993 | 95-4502084 | ||||||||||||
| (State or other jurisdiction of incorporation) | (Commission File Number) | (I.R.S. Employer Identification No.) | ||||||||||||
| Title of each class | Trading Symbol(s) | Name of each exchange on which registered | ||||||
| Common Stock, $0.01 par value per share | ARE | New York Stock Exchange | ||||||
| ALEXANDRIA REAL ESTATE EQUITIES, INC. | ||||||||||||||
| January 26, 2026 | By: | /s/ Joel S. Marcus | ||||||||||||
| Joel S. Marcus | ||||||||||||||
| Executive Chairman | ||||||||||||||
| By: | /s/ Peter M. Moglia | |||||||||||||
| Peter M. Moglia | ||||||||||||||
| Chief Executive Officer and Chief Investment Officer | ||||||||||||||
| By: | /s/ Marc E. Binda | |||||||||||||
| Marc E. Binda | ||||||||||||||
| Chief Financial Officer and Treasurer | ||||||||||||||
![]() | |
Table of Contents | |
December 31, 2025 | |
COMPANY HIGHLIGHTS | Page | Page | |||
Alexandria's Mission and Cluster Model .............................................. | |||||
EARNINGS PRESS RELEASE | |||||
Fourth Quarter and Year Ended December 31, 2025 Financial and Operating Results ................................................................................ | Consolidated Statements of Operations .......................................... | ||||
Guidance ................................................................................................... | Consolidated Balance Sheets ............................................................ | ||||
Dispositions and Sales of Partial Interests .......................................... | |||||
Earnings Call Information and About the Company ........................... | |||||
SUPPLEMENTAL INFORMATION | |||||
Company Profile ....................................................................................... | External Growth / Investments in Real Estate | ||||
Investor Information ................................................................................. | Investments in Real Estate ................................................................ | ||||
Financial and Asset Base Highlights ..................................................... | New Class A/A+ Development and Redevelopment Properties: | ||||
High-Quality and Diverse Client Base ................................................. | Recent Deliveries ........................................................................... | ||||
Internal Operating Metrics | Current Projects .............................................................................. | ||||
Key Operating Metrics ............................................................................. | Summary of Pipeline ...................................................................... | ||||
Same Property Performance .................................................................. | Construction Spending ........................................................................ | ||||
Leasing Activity ......................................................................................... | Capitalization of Interest ..................................................................... | ||||
Contractual Lease Expirations ............................................................... | Joint Venture Financial Information ................................................... | ||||
Top 20 Tenants ......................................................................................... | Balance Sheet Management | ||||
Summary of Properties and Occupancy .............................................. | Investments .......................................................................................... | ||||
Property Listing ........................................................................................ | Balance Sheet ...................................................................................... | ||||
Key Credit Metrics ............................................................................... | |||||
Summary of Debt ................................................................................. | |||||
Definitions and Reconciliations | |||||
Definitions and Reconciliations .......................................................... | |||||
CONFERENCE CALL INFORMATION: | ||
Tuesday, January 27, 2026 2:00 p.m. Eastern Time 11:00 a.m. Pacific Time | ||
(833) 366-1125 or (412) 902-6738 | ||
Ask to join the conference call for Alexandria Real Estate Equities, Inc. | ||
CONTACT INFORMATION: | ||
Alexandria Real Estate Equities, Inc. corporateinformation@are.com | ||
JOEL S. MARCUS Executive Chairman & Founder | ||
PETER M. MOGLIA Chief Executive Officer & Chief Investment Officer | ||
MARC E. BINDA Chief Financial Officer & Treasurer | ||
PAULA SCHWARTZ Managing Director, Rx Communications Group (917) 633-7790 | ||



ALEXANDRIA’S MEGACAMPUS™ PLATFORM REPRESENTS |
78% OF OUR ANNUAL RENTAL REVENUE |
LARGEST, HIGHEST-QUALITY ASSET BASE CLUSTERED IN THE KEY CENTERS OF LIFE SCIENCE INNOVATION |
SECTOR-LEADING CLIENT TENANT BASE |
HIGH-QUALITY CASH FLOWS |
PROVEN UNDERWRITING |
FORTRESS BALANCE SHEET |
LONG-TENURED, HIGHLY EXPERIENCED MANAGEMENT TEAM |

→ | → | ||
AstraZeneca’s new Gaithersburg facility aims to accelerate the production of innovative medicines for cancer, rare, and chronic diseases | The investment builds upon AstraZeneca’s $300M investment in a cell therapy manufacturing facility at 9950 Medical Center Drive on the Alexandria Center® for Life Science – Shady Grove Megacampus™ | ||
→ | → | ||
AstraZeneca’s announced $2B(1) investment in Maryland includes substantial support for mission-critical manufacturing at 700 Quince Orchard Road | AstraZeneca has committed to invest $50B(2) in U.S.-based manufacturing and R&D by 2030 |

35 COMPLETED TRANSACTIONS(1) |
$1.8B TOTAL SALES(1) |
$642M TOTAL GAIN ON SALES OF REAL ESTATE(1) |


2019–2025 AGGREGATE $11B Total Sales(1) |
$3.9B Total Gains on Sales of Real Estate(2) |
$2.8B Total Impairments of Real Estate(2) |

$767.1M | $180.3M (Our Share)(1) | SALES PRICE IN 4Q25 | |
$1,645 | SALES PRICE PER RSF | ||
$416.7M | $103.9M (Our Share) | GAIN ON SALE OF REAL ESTATE | |
$293.0M | ARE ORIGINAL PURCHASE PRICE (2011) | ||
40% | OCCUPANCY AS OF 3Q25 | ||

SIGNIFICANT LIQUIDITY | PERCENTAGE OF FIXED-RATE DEBT SINCE 2021(1) | |
$5.3B | 96.7% | |
REMAINING DEBT TERM (IN YEARS) | DEBT INTEREST RATE | |
12.1 | 3.91% | |
Longest Among S&P 500 REITs(3) |


$76M |
Projected Cumulative G&A Savings in 2025 and 2026 Compared to 2024(1) |
5.6% | 11.3% | |
Alexandria 4Q25(2) | S&P 500 REIT Average 2023–3Q25 | |
(Excluding Alexandria)(3) |

Key highlights | ||||||||
YTD | ||||||||
Operating results | 4Q25 | 4Q24 | 2025 | 2024 | ||||
Net (loss) income attributable to Alexandria’s common stockholders – diluted: | ||||||||
In millions | $(1,081.8) | $(64.9) | $(1,438.0) | $309.6 | ||||
Per share | $(6.35) | $(0.38) | $(8.44) | $1.80 | ||||
Funds from operations attributable to Alexandria’s common stockholders – diluted, as adjusted: | ||||||||
In millions | $368.5 | $411.8 | $1,534.7 | $1,629.1 | ||||
Per share | $2.16 | $2.39 | $9.01 | $9.47 | ||||
(As of December 31, 2025, unless stated otherwise) | |||
Occupancy of operating properties in North America | 90.9% | ||
Percentage of annual rental revenue in effect from Megacampus™ platform | 78% | ||
Percentage of annual rental revenue in effect from investment-grade or publicly traded large cap tenants | 53% | ||
Operating margin | 69% | ||
Adjusted EBITDA margin | 70% | ||
Percentage of leases containing annual rent escalations | 97% | ||
Weighted-average remaining lease term: | |||
Top 20 tenants | 9.7 | years | |
All tenants | 7.5 | years | |
Strong 4Q25 tenant collections: | |||
4Q25 tenant rents and receivables collected as of January 26, 2026 | 99.9% |
4Q25 | 2025 | ||||
Lease renewals and re-leasing of space: | |||||
Rental rate changes | (9.9)% | 7.0% | |||
Rental rate changes (cash basis) | (5.2)% | 3.5% | |||
RSF | 821,289 | 2,543,473 | |||
Leasing of previously vacant space – RSF | 393,376 | 944,362 | |||
Leasing of development and redevelopment space – RSF | 6,279 | 704,821 | |||
Total leasing activity – RSF | 1,220,944 | 4,192,656 |
(dollars in millions) | Sales Price | |
YTD 3Q25 | $341 | |
4Q25 | 1,471 | |
Total 2025 dispositions and sales of partial interests(1) | $1,812 |
Types of dispositions in 2025(1) | % of Sales Price | |
Land | 21% | |
Non-stabilized properties | 59 | |
Stabilized properties | 20 | |
Total 2025 dispositions | 100% |
![]() | |
Fourth Quarter and Year Ended December 31, 2025 Financial and Operating Results (continued) | |
December 31, 2025 | |
Operating occupancy as of September 30, 2025 | 90.6% | ||
Assets with vacancy designated as held for sale or sold during 4Q25 | 0.5 | ||
Early termination of one lease aggregating 170,618 RSF at 259 East Grand Avenue in South San Francisco, originally set to expire in early 2027, which is already fully re-leased to a new tenant with occupancy expected to commence in 2H26 | (0.5) | (1) | |
Reclassification of 401 Park Avenue from redevelopment to operating upon our decision to pursue leasing as office space rather than convert to laboratory space | (0.3) | ||
Other changes in occupancy, primarily due to the commencement of leases during 4Q25 | 0.6 | ||
Operating occupancy as of December 31, 2025 | 90.9 | ||
Key vacant space leased with future delivery | 2.5 | (2) | |
Operating occupancy as of December 31, 2025, including leased but not yet delivered space | 93.4% | ||
Operating metrics | 4Q25 | 2025 | |||
(dollars in millions) | |||||
Net operating income (cash basis) | $1,985 | (1) | $1,978 | ||
(Decrease) Increase compared to 4Q24 and 2024 | (3.4)% | (2) | 0.1% | (2) | |
Same property performance: | |||||
Net operating income changes | (6.0)% | (3.5)% | |||
Net operating income changes (cash basis) | (1.7)% | 0.9% | |||
Occupancy – current-period average | 91.0% | 92.5% | |||
Occupancy – same-period prior-year average | 95.5% | 95.2% |
Development and Redevelopment Projects | Incremental Annual Net Operating Income | RSF | Leased/ Negotiating Percentage | |||||
(dollars in millions) | ||||||||
Expected to be placed into service: | ||||||||
2026 | $97 | (1) | 699,933 | (2) | 86% | (3) | ||
2027- 2028 | 123 | 1,614,994 | 51% | |||||
$220 | ||||||||
Projects under business strategy evaluation: | ||||||||
2026-2028 | $113 | 1,248,227 | 8% | |||||
![]() | |
Fourth Quarter and Year Ended December 31, 2025 Financial and Operating Results (continued) | |
December 31, 2025 | |
Guidance | ![]() |
December 31, 2025 | |
(Dollars in millions, except per share amounts) | |
Key Assumptions | Low | High | ||
Occupancy percentage in North America as of December 31, 2026(2) | 87.7% | 89.3% | ||
Lease renewals and re-leasing of space: | ||||
Rental rate changes | (2.0)% | 6.0% | ||
Rental rate changes (cash basis) | (12.0)% | (4.0)% | ||
Same property performance: | ||||
Net operating income | (9.5)% | (7.5)% | ||
Net operating income (cash basis) | (9.5)% | (7.5)% | ||
Straight-line rent revenue | $65 | $95 | ||
General and administrative expenses | $134 | $154 | ||
Capitalization of interest(3) | $225 | $275 | ||
Interest expense | $230 | $280 | ||
Realized gains on non-real estate investments(4) | $60 | $90 |
Key Credit Metric Targets | ||
Net debt and preferred stock to Adjusted EBITDA – 4Q26 annualized | 5.6x to 6.2x | |
Fixed-charge coverage ratio – 4Q26 annualized | 3.6x to 4.1x |
Key Sources and Uses of Capital | Range | Midpoint | |||||
Sources of capital: | |||||||
Reduction in debt(5) | $(1,075) | $(2,275) | $(1,675) | ||||
Net cash provided by operating activities after dividends | 475 | 575 | 525 | ||||
Dispositions and sales of partial interests (refer to page 6)(6) | 2,100 | 3,700 | 2,900 | ||||
Total sources of capital | $1,500 | $2,000 | $1,750 | ||||
Uses of capital: | |||||||
Construction | $1,500 | $2,000 | $1,750 | ||||
Total uses of capital | $1,500 | $2,000 | $1,750 | ||||
Reduction in debt (included above): | |||||||
Repayment of unsecured notes payable with 2026 maturities(7) | $(650) | $(650) | $(650) | ||||
Unsecured senior line of credit, commercial paper, and other | (425) | (1,625) | (1,025) | ||||
Reduction in debt | $(1,075) | $(2,275) | $(1,675) | ||||
Guidance (continued) | ![]() |
December 31, 2025 | |
2025 Dispositions and Sales of Partial Interests | ![]() |
December 31, 2025 | |
(Dollars in thousands) | |
![]() | |
Earnings Call Information and About the Company | |
December 31, 2025 | |
Consolidated Statements of Operations | ![]() |
December 31, 2025 | |
(Dollars in thousands, except per share amounts) | |
Three Months Ended | Year Ended | |||||||||||||
12/31/25 | 9/30/25 | 6/30/25 | 3/31/25 | 12/31/24 | 12/31/25 | 12/31/24 | ||||||||
Revenues: | ||||||||||||||
Income from rentals | $728,872 | $735,849 | $737,279 | $743,175 | $763,249 | $2,945,175 | $3,049,706 | |||||||
Other income | 25,542 | (1) | 16,095 | 24,761 | 14,983 | 25,696 | 81,381 | 66,688 | ||||||
Total revenues | 754,414 | 751,944 | 762,040 | 758,158 | 788,945 | 3,026,556 | 3,116,394 | |||||||
Expenses: | ||||||||||||||
Rental operations | 232,543 | 239,234 | 224,433 | 226,395 | 240,432 | 922,605 | 909,265 | |||||||
General and administrative | 28,020 | 29,224 | 29,128 | 30,675 | 32,730 | 117,047 | 168,359 | |||||||
Interest | 65,674 | 54,852 | 55,296 | 50,876 | 55,659 | 226,698 | 185,838 | |||||||
Depreciation and amortization | 322,063 | 340,230 | 346,123 | 342,062 | 330,108 | 1,350,478 | 1,202,380 | |||||||
Impairment of real estate | 1,717,188 | (2) | 323,870 | 129,606 | 32,154 | 186,564 | 2,202,818 | 223,068 | ||||||
Loss on early extinguishment of debt | — | 107 | — | — | — | 107 | — | |||||||
Total expenses | 2,365,488 | 987,517 | 784,586 | 682,162 | 845,493 | 4,819,753 | 2,688,910 | |||||||
Equity in (losses) earnings of unconsolidated real estate joint ventures | (304) | 201 | (9,021) | (507) | 6,635 | (9,631) | 7,059 | |||||||
Investment (loss) income | (3,890) | 28,161 | (30,622) | (49,992) | (67,988) | (56,343) | (53,122) | |||||||
Gain on sales of real estate | 619,914 | (2) | 9,366 | — | 13,165 | 101,806 | 642,445 | 129,312 | ||||||
Net (loss) income | (995,354) | (197,845) | (62,189) | 38,662 | (16,095) | (1,216,726) | 510,733 | |||||||
Net income attributable to noncontrolling interests | (85,521) | (2) | (34,909) | (44,813) | (47,601) | (46,150) | (212,844) | (187,784) | ||||||
Net (loss) income attributable to Alexandria Real Estate Equities, Inc.’s stockholders | (1,080,875) | (232,754) | (107,002) | (8,939) | (62,245) | (1,429,570) | 322,949 | |||||||
Net income attributable to unvested restricted stock awards | (965) | (2,183) | (2,609) | (2,660) | (2,677) | (8,417) | (13,394) | |||||||
Net (loss) income attributable to Alexandria Real Estate Equities, Inc.’s common stockholders | $(1,081,840) | $(234,937) | $(109,611) | $(11,599) | $(64,922) | $(1,437,987) | $309,555 | |||||||
Net (loss) income per share attributable to Alexandria Real Estate Equities, Inc.’s common stockholders: | ||||||||||||||
Basic | $(6.35) | $(1.38) | $(0.64) | $(0.07) | $(0.38) | $(8.44) | $1.80 | |||||||
Diluted | $(6.35) | $(1.38) | $(0.64) | $(0.07) | $(0.38) | $(8.44) | $1.80 | |||||||
Weighted-average shares of common stock outstanding: | ||||||||||||||
Basic | 170,394 | 170,181 | 170,135 | 170,522 | 172,262 | 170,307 | 172,071 | |||||||
Diluted | 170,394 | 170,181 | 170,135 | 170,522 | 172,262 | 170,307 | 172,071 | |||||||
Dividends declared per share of common stock | $0.72 | $1.32 | $1.32 | $1.32 | $1.32 | $4.68 | $5.19 | |||||||
Consolidated Balance Sheets | ![]() |
December 31, 2025 | |
(In thousands) | |
12/31/25 | 9/30/25 | 6/30/25 | 3/31/25 | 12/31/24 | ||||||
Assets | ||||||||||
Investments in real estate | $28,689,996 | $31,743,917 | $32,160,600 | $32,121,712 | $32,110,039 | |||||
Investments in unconsolidated real estate joint ventures | 30,677 | 39,601 | 40,234 | 50,086 | 39,873 | |||||
Cash and cash equivalents | 549,062 | 579,474 | 520,545 | 476,430 | 552,146 | |||||
Restricted cash | 4,693 | 4,705 | 7,403 | 7,324 | 7,701 | |||||
Tenant receivables | 6,672 | 6,409 | 6,267 | 6,875 | 6,409 | |||||
Deferred rent | 1,179,403 | 1,257,378 | 1,232,719 | 1,210,584 | 1,187,031 | |||||
Deferred leasing costs | 458,311 | 505,241 | 491,074 | 489,287 | 485,959 | |||||
Investments | 1,501,249 | 1,537,638 | 1,476,696 | 1,479,688 | 1,476,985 | |||||
Other assets | 1,661,772 | 1,700,785 | 1,688,091 | 1,758,442 | 1,661,306 | |||||
Total assets | $34,081,835 | $37,375,148 | $37,623,629 | $37,600,428 | $37,527,449 | |||||
Liabilities, Noncontrolling Interests, and Equity | ||||||||||
Secured notes payable | $— | $— | $153,500 | $150,807 | $149,909 | |||||
Unsecured senior notes payable | 12,047,394 | 12,044,999 | 12,042,607 | 12,640,144 | 12,094,465 | |||||
Unsecured senior line of credit and commercial paper | 353,161 | 1,548,542 | 1,097,993 | 299,883 | — | |||||
Accounts payable, accrued expenses, and other liabilities | 2,397,073 | 2,432,726 | 2,360,840 | 2,281,414 | 2,654,351 | |||||
Dividends payable | 127,771 | 230,603 | 229,686 | 228,622 | 230,263 | |||||
Total liabilities | 14,925,399 | 16,256,870 | 15,884,626 | 15,600,870 | 15,128,988 | |||||
Commitments and contingencies | ||||||||||
Redeemable noncontrolling interests | 58,788 | 58,662 | 9,612 | 9,612 | 19,972 | |||||
Alexandria Real Estate Equities, Inc.’s stockholders’ equity: | ||||||||||
Common stock | 1,705 | 1,703 | 1,701 | 1,701 | 1,722 | |||||
Additional paid-in capital | 15,497,760 | 16,669,802 | 17,200,949 | 17,509,148 | 17,933,572 | |||||
Accumulated other comprehensive loss | (29,395) | (32,203) | (27,415) | (46,202) | (46,252) | |||||
Alexandria Real Estate Equities, Inc.’s stockholders’ equity | 15,470,070 | 16,639,302 | 17,175,235 | 17,464,647 | 17,889,042 | |||||
Noncontrolling interests | 3,627,578 | 4,420,314 | 4,554,156 | 4,525,299 | 4,489,447 | |||||
Total equity | 19,097,648 | 21,059,616 | 21,729,391 | 21,989,946 | 22,378,489 | |||||
Total liabilities, noncontrolling interests, and equity | $34,081,835 | $37,375,148 | $37,623,629 | $37,600,428 | $37,527,449 |
Funds From Operations and Funds From Operations per Share | ![]() |
December 31, 2025 | |
(In thousands) | |
Three Months Ended | Year Ended | |||||||||||||
12/31/25 | 9/30/25 | 6/30/25 | 3/31/25 | 12/31/24 | 12/31/25 | 12/31/24 | ||||||||
Net (loss) income attributable to Alexandria’s common stockholders – basic and diluted | $(1,081,840) | $(234,937) | $(109,611) | $(11,599) | $(64,922) | $(1,437,987) | $309,555 | |||||||
Depreciation and amortization of real estate assets | 319,865 | 338,182 | 343,729 | 339,381 | 327,198 | 1,341,157 | 1,191,524 | |||||||
Noncontrolling share of depreciation and amortization from consolidated real estate JVs | (39,942) | (45,327) | (36,047) | (33,411) | (34,986) | (154,727) | (129,711) | |||||||
Our share of depreciation and amortization from unconsolidated real estate JVs | 855 | 852 | 942 | 1,054 | 1,061 | 3,703 | 4,238 | |||||||
Gain on sales of real estate | (307,132) | (1) | (9,824) | — | (13,165) | (100,109) | (330,121) | (127,615) | ||||||
Impairment of real estate – rental properties and land | 1,439,303 | (2) | 323,870 | 131,090 | — | 184,532 | 1,894,263 | 192,455 | ||||||
Allocation to unvested restricted stock awards | (1,903) | (1,648) | (1,222) | (686) | (1,182) | (5,681) | (8,696) | |||||||
Funds from operations attributable to Alexandria’s common stockholders – diluted(3) | 329,206 | 371,168 | 328,881 | 281,574 | 311,592 | 1,310,607 | 1,431,750 | |||||||
Unrealized (gains) losses on non-real estate investments | (98,548) | (18,515) | 21,938 | 68,145 | 79,776 | (26,980) | 112,246 | |||||||
Significant realized losses on non-real estate investments | 103,329 | (4) | — | — | — | — | 103,329 | — | ||||||
Impairment of non-real estate investments | 20,181 | (5) | 25,139 | 39,216 | 11,180 | 20,266 | 95,716 | 58,090 | ||||||
Impairment of real estate | 12,619 | (2) | — | 7,189 | 32,154 | 2,032 | 51,962 | 30,613 | ||||||
Loss on early extinguishment of debt | — | 107 | — | — | — | 107 | — | |||||||
Acceleration of stock compensation expense due to executive officer resignation | 2,455 | (6) | — | — | — | — | 2,455 | — | ||||||
(Decrease) increase in provision for expected credit losses on financial instruments | (341) | — | — | 285 | (434) | (56) | (434) | |||||||
Allocation to unvested restricted stock awards | (363) | (74) | (794) | (1,329) | (1,407) | (2,476) | (3,188) | |||||||
Funds from operations attributable to Alexandria’s common stockholders – diluted, as adjusted | $368,538 | $377,825 | $396,430 | $392,009 | $411,825 | $1,534,664 | $1,629,077 | |||||||
Property | Submarket | Impairment (ARE Share) | Asset Type | |||
Assets designated as held for sale and sold in 4Q25: | ||||||
601, 611, 651, 681, 685, 701, and 751 Gateway Boulevard (50% and 51% consolidated JVs) | South San Francisco | $205,957 | Non-stabilized | |||
285, 299, 307, and 345 Dorchester Avenue (60% consolidated JV) | Seaport Innovation District | 149,720 | Land | |||
3029 East Cornwallis Road | Research Triangle | 82,540 | Land | |||
1290 and 1300 Rancho Conejo Boulevard and 2101 Corporate Center Drive | Non-cluster | 68,566 | Non-stabilized | |||
Assets designated as held for sale in 4Q25 and expected to be sold in 2026: | ||||||
88 Bluxome Street | SoMa | 333,446 | Land | |||
100 Edwin H. Land Boulevard | Cambridge | 156,370 | Land | |||
3825 and 3875 Fabian Way | Greater Stanford | 144,682 | Stabilized/land | |||
Montreal | Canada | 107,056 | Non-stabilized | |||
One Hampshire Street | Cambridge | 105,694 | Non-stabilized | |||
Other non-core assets designated as held for sale in 4Q25 | 97,891 | |||||
1,451,922 | ||||||
Noncontrolling interest’s share of impairment in real estate from consolidated real estate JVs | 265,266 | |||||
Consolidated impairment of real estate | $1,717,188 | |||||
Funds From Operations and Funds From Operations per Share (continued) | ![]() |
December 31, 2025 | |
(In thousands, except per share amounts) | |
Three Months Ended | Year Ended | |||||||||||||
12/31/25 | 9/30/25 | 6/30/25 | 3/31/25 | 12/31/24 | 12/31/25 | 12/31/24 | ||||||||
Net (loss) income per share attributable to Alexandria’s common stockholders – diluted | $(6.35) | $(1.38) | $(0.64) | $(0.07) | $(0.38) | $(8.44) | $1.80 | |||||||
Depreciation and amortization of real estate assets | 1.65 | 1.73 | 1.81 | 1.80 | 1.70 | 6.99 | 6.20 | |||||||
Gain on sales of real estate | (1.80) | (0.06) | — | (0.08) | (0.58) | (1.94) | (0.74) | |||||||
Impairment of real estate – rental properties and land | 8.45 | 1.90 | 0.77 | — | 1.07 | 11.12 | 1.12 | |||||||
Allocation to unvested restricted stock awards | (0.02) | (0.01) | (0.01) | — | — | (0.04) | (0.06) | |||||||
Funds from operations per share attributable to Alexandria’s common stockholders – diluted | 1.93 | 2.18 | 1.93 | 1.65 | 1.81 | 7.69 | 8.32 | |||||||
Unrealized (gains) losses on non-real estate investments | (0.58) | (0.11) | 0.13 | 0.40 | 0.46 | (0.16) | 0.65 | |||||||
Significant realized losses on non-real estate investments | 0.61 | — | — | — | — | 0.62 | — | |||||||
Impairment of non-real estate investments | 0.12 | 0.15 | 0.23 | 0.07 | 0.12 | 0.56 | 0.34 | |||||||
Impairment of real estate | 0.07 | — | 0.04 | 0.19 | 0.01 | 0.30 | 0.18 | |||||||
Acceleration of stock compensation expense due to executive officer resignation | 0.01 | — | — | — | — | 0.01 | — | |||||||
Allocation to unvested restricted stock awards | — | — | — | (0.01) | (0.01) | (0.01) | (0.02) | |||||||
Funds from operations per share attributable to Alexandria’s common stockholders – diluted, as adjusted | $2.16 | $2.22 | $2.33 | $2.30 | $2.39 | $9.01 | $9.47 | |||||||
Weighted-average shares of common stock outstanding – diluted | ||||||||||||||
Earnings per share – diluted | 170,394 | 170,181 | 170,135 | 170,522 | 172,262 | 170,307 | 172,071 | |||||||
Funds from operations – diluted, per share | 170,504 | 170,305 | 170,192 | 170,599 | 172,262 | 170,390 | 172,071 | |||||||
Funds from operations – diluted, as adjusted, per share | 170,504 | 170,305 | 170,192 | 170,599 | 172,262 | 170,390 | 172,071 | |||||||
![]() | |
Company Profile | |
December 31, 2025 | |
EXECUTIVE MANAGEMENT TEAM | ||
Joel S. Marcus | Peter M. Moglia | |
Executive Chairman & Founder | Chief Executive Officer & Chief Investment Officer | |
Hunter L. Kass | Hart Cole | |
Co-President & Regional Market Director – Greater Boston | Co-President & Co-Regional Market Director – Seattle | |
Marc E. Binda | Lawrence J. Diamond | |
Chief Financial Officer & Treasurer | Co-Chief Operating Officer & Regional Market Director – Maryland | |
Joseph Hakman | Jesse J. Nelson | |
Co-Chief Operating Officer & Chief Strategic Transactions Officer | EVP – Regional Market Director – San Francisco | |
Michael E. Boss | Bret E. Gossett | |
EVP – Co-Regional Market Director – San Diego | EVP – Co-Regional Market Director & Head of Leasing – San Diego | |
Blake L. Stevens | Joshua J. Mitchell | |
EVP – Regional Market Director – Research Triangle | EVP – Regional Market Director – New York | |
Hallie E. Kuhn | Jenna R. Foger | |
EVP – Capital Markets & Co-Lead – Life Science | EVP – Co-Lead – Life Science | |
Jackie B. Clem | Gary D. Dean | |
General Counsel & Secretary | EVP – Real Estate Legal Affairs | |
Andres R. Gavinet | Onn C. Lee | |
Chief Accounting Officer | EVP – Accounting | |
Kristina A. Fukuzaki-Carlson | Madeleine T. Alsbrook | |
EVP – Business Operations | EVP – Talent Management | |
Gregory C. Thomas | ||
EVP – Chief Technology Officer | ||
![]() | |
Investor Information | |
December 31, 2025 | |
Corporate Headquarters | New York Stock Exchange Trading Symbol | Information Requests | |||
26 North Euclid Avenue | Common stock: ARE | Phone: | (626) 578-0777 | ||
Pasadena, California 91101 | Email: | corporateinformation@are.com | |||
www.are.com | Website: | investor.are.com | |||
Equity Research Coverage |
Alexandria is currently covered by the following research analysts. This list may be incomplete and is subject to change as firms initiate or discontinue coverage of our company. Please note that any opinions, estimates, or forecasts regarding our historical or predicted performance made by these analysts are theirs alone and do not represent opinions, estimates, or forecasts of Alexandria or our management. Alexandria does not by our reference or distribution of the information below imply our endorsement of or concurrence with any opinions, estimates, or forecasts of these analysts. Interested persons may obtain copies of analysts’ reports on their own as we do not distribute these reports. Several of these firms may, from time to time, own our stock and/or hold other long or short positions in our stock and may provide compensated services to us. |
BMO | CFRA | Green Street | RBC Capital Markets | |||
John Kim / Juan Sanabria | Nathan Schmidt | Dylan Burzinski | Michael Carroll | |||
(212) 885-4115 / (312) 845-4074 | (646) 517-1144 | (949) 640-8780 | (440) 715-2649 | |||
BNP Paribas Exane | Citigroup Global Markets Inc. | J.P. Morgan Securities LLC | Robert W. Baird & Co. Incorporated | |||
Nate Crossett / Monir Koummal | Nicholas Joseph / Seth Bergey | Anthony Paolone / Ray Zhong | Wesley Golladay / Nicholas Thillman | |||
(646) 342-1588 / (646) 342-1554 | (212) 816-1909 / (212) 816-2066 | (212) 622-6682 / (212) 622-5411 | (216) 737-7510 / (414) 298-5053 | |||
BofA Securities | Citizens | Jefferies | ||||
Farrell Granath / Jeff Spector | Aaron Hecht / Linda Fu | Joe Dickstein / Katie Elders | ||||
(646) 855-1351 / (646) 855-1363 | (415) 835-3963 / (415) 869-4411 | (212) 778-8771 / (917) 421-1968 | ||||
BTIG, LLC | Deutsche Bank AG | Mizuho Securities USA LLC | ||||
Tom Catherwood / Michael Tompkins | Tayo Okusanya / Samuel Ohiomah | Vikram Malhotra / Jyoti Yadav | ||||
(212) 738-6140 / (212) 527-3566 | (212) 250-9284 / (212) 250-0057 | (212) 282-3827 / (212) 471-2683 | ||||
Cantor Fitzgerald | Evercore ISI | Morgan Stanley & Co. LLC | ||||
Richard Anderson / Jeffrey Carr | Steve Sakwa / James Kammert | Ronald Kamdem / Derrick Metzler | ||||
(929) 441-6927 / (929) 709-0434 | (212) 446-9462 / (312) 705-4233 | (212) 296-8319 / (212) 761-3366 | ||||
Fixed Income Research Coverage | Rating Agencies | |||||
Barclays Capital Inc. | J.P. Morgan Securities LLC | Moody’s Ratings | S&P Global Ratings | |||
Srinjoy Banerjee / Ishaan Pandya | Mark Streeter / Tyler Schachner | (212) 553-0376 | Michael Souers | |||
(212) 526-3521 / (212) 526-2970 | (212) 834-5086 / (212) 834-2238 | (212) 438-2508 | ||||
CreditSights | Mizuho Securities USA LLC | |||||
Nicholas Moglia | Thierry Perrein | |||||
(212) 340-3886 | (212) 205-7665 | |||||
Financial and Asset Base Highlights | ![]() |
December 31, 2025 | |
(Dollars in thousands, except per share amounts) | |
Financial and Asset Base Highlights (continued) | ![]() |
December 31, 2025 | |
(Dollars in thousands, except annual rental revenue per occupied RSF amounts) | |
Three Months Ended (unless stated otherwise) | ||||||||||
12/31/25 | 9/30/25 | 6/30/25 | 3/31/25 | 12/31/24 | ||||||
Amounts included in funds from operations and non-revenue-enhancing capital expenditures | ||||||||||
Straight-line rent revenue | $14,096 | $18,821 | $18,536 | $22,023 | $17,653 | |||||
Amortization of acquired below-market leases | $5,889 | $6,456 | $10,196 | $15,222 | $15,512 | |||||
Amortization of deferred revenue related to tenant-funded and -built landlord improvements | $5,264 | $5,455 | $2,401 | $1,651 | $1,214 | |||||
Straight-line rent expense on ground leases | $116 | $114 | $87 | $149 | $1,021 | |||||
Cash payment for ground lease extension | $— | $— | $— | $(135,000) | $(135,000) | |||||
Stock compensation expense | $8,232 | $10,293 | $12,530 | $10,064 | $12,477 | |||||
Amortization of loan fees | $4,481 | $4,505 | $4,615 | $4,691 | $4,620 | |||||
Amortization of debt discounts | $327 | $325 | $335 | $349 | $333 | |||||
Non-revenue-enhancing capital expenditures: | ||||||||||
Building improvements | $4,372 | $3,948 | $4,622 | $3,789 | $4,313 | |||||
Tenant improvements and leasing commissions | $26,494 | $16,707 | $23,971 | $73,483 | $81,918 | |||||
Funds from operations attributable to noncontrolling interests | $77,922 | $80,236 | $80,860 | $81,012 | $76,111 | |||||
Operating statistics and related information (at end of period) | ||||||||||
Number of properties – North America | 340 | 375 | 384 | 386 | 391 | |||||
RSF – North America (including development and redevelopment projects under construction) | 39,449,372 | 42,887,964 | 43,699,922 | 43,687,343 | 44,124,001 | |||||
Total square footage – North America | 59,382,079 | 66,417,026 | 67,220,337 | 68,518,184 | 69,289,411 | |||||
Annual rental revenue per occupied RSF – North America | $59.97 | $58.94 | $58.68 | $58.38 | $56.98 | |||||
Occupancy of operating properties – North America | 90.9% | (1) | 90.6% | 90.8% | 91.7% | 94.6% | ||||
Occupancy of operating and redevelopment properties – North America | 86.9% | 85.8% | 86.2% | 86.9% | 89.7% | |||||
Weighted-average remaining lease term (in years) | 7.5 | 7.5 | 7.4 | 7.6 | 7.5 | |||||
Total leasing activity – RSF | 1,220,944 | 1,171,344 | 769,815 | 1,030,553 | 1,310,999 | |||||
Lease renewals and re-leasing of space – change in new rental rates over expiring rates: | ||||||||||
Rental rate changes | (9.9)% | 15.2% | 5.5% | 18.5% | 18.1% | |||||
Rental rate changes (cash basis) | (5.2)% | 6.1% | 6.1% | 7.5% | 3.3% | |||||
RSF (included in total leasing activity above) | 821,289 | 354,367 | 483,409 | 884,408 | 1,024,862 | |||||
Previously vacant leasing activity – RSF | 393,376 | 256,633 | 154,638 | 139,715 | 273,138 | |||||
Top 20 tenants: | ||||||||||
Annual rental revenue | $725,559 | $768,528 | $795,244 | $754,354 | $741,965 | |||||
Annual rental revenue from investment-grade or publicly traded large cap tenants | 84% | 90% | 89% | 87% | 92% | |||||
Weighted-average remaining lease term (in years) | 9.7 | 9.4 | 9.4 | 9.6 | 9.3 | |||||
Same property performance – percentage change over comparable quarter from prior year: | ||||||||||
Net operating income changes | (6.0)% | (2) | (6.0)% | (5.4)% | (3.1)% | 0.6% | ||||
Net operating income changes (cash basis) | (1.7)% | (2) | (3.1)% | 2.0% | 5.1% | 6.3% | ||||
![]() | |
High-Quality and Diverse Client Base | |
December 31, 2025 | |
Stable Cash Flows From Our High-Quality and Diverse Mix of Tenants | ||||
Investment-Grade or Publicly Traded Large Cap Tenants | ||||
84% | ||||
of ARE’s Top 20 Tenant Annual Rental Revenue | ||||
53% | ||||
of ARE’s Total Annual Rental Revenue | ||||

![]() | |
Key Operating Metrics | |
December 31, 2025 | |
Same Property Performance: Net Operating Income Changes | Rental Rate Growth: Renewed/Re-Leased Space | ||||||||||
Margins(1) | Favorable Lease Structure(2) | ||||||||||
Operating | Adjusted EBITDA | Strategic Lease Structure by Owner and Operator of Collaborative Megacampus Ecosystems | |||||||||
69% | 70% | Increasing cash flows | |||||||||
Percentage of leases containing annual rent escalations | 97% | ||||||||||
Stable cash flows | |||||||||||
Long-Duration Lease Terms(3) | Percentage of triple net leases | 92% | |||||||||
9.7 Years | 7.5 Years | Lower capex burden | |||||||||
Percentage of leases providing for the recapture of capital expenditures | 92% | ||||||||||
Top 20 Tenants | All Tenants | ||||||||||




2024 | 2025 | |
Same Property Performance | ![]() |
December 31, 2025 | |
(Dollars in thousands) | |
December 31, 2025 | December 31, 2025 | ||||||||||
Same Property Financial Data | Three Months Ended | Year Ended | Same Property Statistical Data | Three Months Ended | Year Ended | ||||||
Percentage change over comparable period from prior year: | Number of same properties | 286 | 282 | ||||||||
Net operating income changes | (6.0)% | (3.5)% | Rentable square feet | 30,622,240 | 29,774,548 | ||||||
Net operating income changes (cash basis) | (1.7)% | 0.9% | (1) | Occupancy – current-period average | 91.0% | 92.5% | |||||
Operating margin | 67% | 68% | Occupancy – same-period prior-year average | 95.5% | 95.2% | ||||||
Three Months Ended December 31, | Year Ended December 31, | ||||||||||||||||
2025 | 2024 | $ Change | % Change | 2025 | 2024 | $ Change | % Change | ||||||||||
Income from rentals: | |||||||||||||||||
Same properties | $425,975 | $451,251 | $(25,276) | (5.6)% | $1,687,734 | $1,732,019 | $(44,285) | (2.6)% | |||||||||
Non-same properties | 112,355 | 115,284 | (2,929) | (2.5) | 497,155 | 572,320 | (75,165) | (13.1) | |||||||||
Rental revenues | 538,330 | 566,535 | (28,205) | (5.0) | 2,184,889 | 2,304,339 | (119,450) | (5.2) | |||||||||
Same properties | 163,222 | 160,984 | 2,238 | 1.4 | 627,224 | 594,471 | 32,753 | 5.5 | |||||||||
Non-same properties | 27,320 | 35,730 | (8,410) | (23.5) | 133,062 | 150,896 | (17,834) | (11.8) | |||||||||
Tenant recoveries | 190,542 | 196,714 | (6,172) | (3.1) | 760,286 | 745,367 | 14,919 | 2.0 | |||||||||
Income from rentals | 728,872 | 763,249 | (34,377) | (4.5) | 2,945,175 | 3,049,706 | (104,531) | (3.4) | |||||||||
Same properties | 793 | 335 | 458 | 136.7 | 1,791 | 1,267 | 524 | 41.4 | |||||||||
Non-same properties | 24,749 | 25,361 | (612) | (2.4) | 79,590 | 65,421 | 14,169 | 21.7 | |||||||||
Other income | 25,542 | 25,696 | (154) | (0.6) | 81,381 | 66,688 | 14,693 | 22.0 | |||||||||
Same properties | 589,990 | 612,570 | (22,580) | (3.7) | 2,316,749 | 2,327,757 | (11,008) | (0.5) | |||||||||
Non-same properties | 164,424 | 176,375 | (11,951) | (6.8) | 709,807 | 788,637 | (78,830) | (10.0) | |||||||||
Total revenues | 754,414 | 788,945 | (34,531) | (4.4) | 3,026,556 | 3,116,394 | (89,838) | (2.9) | |||||||||
Same properties | 195,291 | 192,768 | 2,523 | 1.3 | 752,481 | 706,904 | 45,577 | 6.4 | |||||||||
Non-same properties | 37,252 | 47,664 | (10,412) | (21.8) | 170,124 | 202,361 | (32,237) | (15.9) | |||||||||
Rental operations | 232,543 | 240,432 | (7,889) | (3.3) | 922,605 | 909,265 | 13,340 | 1.5 | |||||||||
Same properties | 394,699 | 419,802 | (25,103) | (6.0) | 1,564,268 | 1,620,853 | (56,585) | (3.5) | |||||||||
Non-same properties | 127,172 | 128,711 | (1,539) | (1.2) | 539,683 | 586,276 | (46,593) | (7.9) | |||||||||
Net operating income | $521,871 | $548,513 | $(26,642) | (4.9)% | (2) | $2,103,951 | $2,207,129 | $(103,178) | (4.7)% | (2) | |||||||
Net operating income – same properties | $394,699 | $419,802 | $(25,103) | (6.0)% | $1,564,268 | $1,620,853 | $(56,585) | (3.5)% | |||||||||
Straight-line rent revenue | (5,296) | (21,637) | 16,341 | (75.5) | (25,078) | (94,232) | 69,154 | (73.4) | |||||||||
Amortization of acquired below-market leases and deferred revenue related to tenant-funded and -built landlord improvements | (9,503) | (11,504) | 2,001 | (17.4) | (36,763) | (37,512) | 749 | (2.0) | |||||||||
Net operating income – same properties (cash basis) | $379,900 | $386,661 | $(6,761) | (1.7)% | $1,502,427 | $1,489,109 | $13,318 | 0.9% | |||||||||
Leasing Activity | ![]() |
December 31, 2025 | |
(Dollars per RSF) | |
Three Months Ended | Year Ended | Year Ended | ||||||||||||||||||||||
December 31, 2025 | December 31, 2025 | December 31, 2024 | ||||||||||||||||||||||
Including Straight-Line Rent | Cash Basis | Including Straight-Line Rent | Cash Basis | Including Straight-Line Rent | Cash Basis | |||||||||||||||||||
Leasing activity: | ||||||||||||||||||||||||
Renewed/re-leased space(1) | ||||||||||||||||||||||||
Rental rate changes | (9.9)% | (2) | (5.2)% | (2) | 7.0% | 3.5% | 16.9% | 7.2% | ||||||||||||||||
New rates | $38.58 | $42.11 | $52.71 | $53.66 | $65.48 | $64.18 | ||||||||||||||||||
Expiring rates | $42.82 | $44.44 | $49.27 | $51.87 | $56.01 | $59.85 | ||||||||||||||||||
RSF | 821,289 | 2,543,473 | 3,888,139 | |||||||||||||||||||||
Tenant improvements/leasing commissions | $32.26 | $55.34 | $46.89 | |||||||||||||||||||||
Weighted-average lease term | 5.9 years | 9.0 years | 8.5 years | |||||||||||||||||||||
Previously vacant/developed/redeveloped space leased(3) | ||||||||||||||||||||||||
New rates | $64.08 | $62.55 | $72.30 | $67.56 | $59.44 | $57.34 | ||||||||||||||||||
Previously vacant RSF | 393,376 | 944,362 | 672,474 | |||||||||||||||||||||
Developed/redeveloped RSF | 6,279 | 704,821 | 493,341 | |||||||||||||||||||||
Weighted-average lease term | 8.8 years | 13.8 years | 10.0 years | |||||||||||||||||||||
Leasing activity summary (totals): | ||||||||||||||||||||||||
New rates | $46.93 | $48.80 | $60.42 | $59.13 | $64.16 | $62.68 | ||||||||||||||||||
RSF | 1,220,944 | 4,192,656 | 5,053,954 | |||||||||||||||||||||
Weighted-average lease term | 7.6 years | 11.9 years | 8.9 years | |||||||||||||||||||||
Lease expirations(1) | ||||||||||||||||||||||||
Expiring rates | $44.66 | $46.13 | $54.22 | $55.56 | $53.82 | $57.24 | ||||||||||||||||||
RSF | 911,029 | 4,460,081 | 5,005,638 | |||||||||||||||||||||
Leasing Activity – Tenant Mix | ![]() |
December 31, 2025 | |



Contractual Lease Expirations | ![]() |
December 31, 2025 | |
Market | 2026 Contractual Lease Expirations (in RSF) | Annual Rental Revenue (per RSF)(1) | 2027 Contractual Lease Expirations (in RSF) | Annual Rental Revenue (per RSF)(1) | |||||||||||||||||||||||||
Leased | Negotiating/ Anticipating | Targeted for Future Development/ Redevelopment | Remaining Expiring Leases | Total(2) | Leased | Negotiating/ Anticipating | Targeted for Future Development/ Redevelopment | Remaining Expiring Leases | Total | ||||||||||||||||||||
Greater Boston | 144,451 | — | — | 248,627 | 393,078 | $44.01 | 50,649 | — | — | 179,430 | 230,079 | $94.88 | |||||||||||||||||
San Francisco Bay Area | 6,527 | 22,000 | — | 286,652 | 315,179 | 69.98 | 1,873 | — | — | 215,684 | 217,557 | 70.96 | |||||||||||||||||
San Diego | — | 49,791 | 52,620 | (3) | 153,477 | 255,888 | 54.62 | — | — | — | 339,716 | 339,716 | 43.71 | ||||||||||||||||
Seattle | 32,500 | — | — | 150,145 | 182,645 | 28.00 | 4,320 | 25,898 | — | 486,950 | 517,168 | 43.59 | |||||||||||||||||
Maryland | 171,239 | — | — | 173,729 | 344,968 | 29.48 | — | — | — | 261,550 | 261,550 | 27.38 | |||||||||||||||||
Research Triangle | 42,318 | 6,439 | — | 99,209 | 147,966 | 43.66 | 34,910 | — | — | 242,303 | 277,213 | 34.74 | |||||||||||||||||
New York City | 35,256 | — | — | 39,659 | 74,915 | 71.65 | — | — | — | 98,299 | 98,299 | 91.95 | |||||||||||||||||
Texas | — | — | — | — | — | — | — | — | — | 91,711 | 91,711 | 26.10 | |||||||||||||||||
Non-cluster/other markets | — | — | — | 24,567 | 24,567 | 59.21 | — | — | — | 11,418 | 11,418 | N/A | |||||||||||||||||
Subtotal | 432,291 | 78,230 | 52,620 | 1,176,065 | 1,739,206 | 47.11 | 91,752 | 25,898 | — | 1,927,061 | 2,044,711 | 50.43 | |||||||||||||||||
Key lease expirations with expected downtime | 140,986 | 9,836 | — | 1,010,637 | (4) | 1,161,459 | (4) | 61.14 | — | — | — | 1,176,123 | 1,176,123 | (5) | 61.61 | ||||||||||||||
Total | 573,277 | 88,066 | 52,620 | 2,186,702 | 2,900,665 | $52.73 | 91,752 | 25,898 | — | 3,103,184 | 3,220,834 | $54.52 | |||||||||||||||||
Percentage of expiring leases | 20% | 3% | 2% | 75% | 100% | 3% | 1% | 0% | 96% | 100% | |||||||||||||||||||
Property or Campus | Submarket | RSF | % of Leased/ Negotiating | Weighted Average Expiration Date | Located on Megacampus | Annual Rental Revenue From Lease Expirations/ Known Vacancies | ||||||||
Alexandria Stanford Life Science District | Greater Stanford | 137,970 | —% | June 2026 | $12,899 | |||||||||
One Alexandria Square | Torrey Pines | 118,225 | 38 | January 2026 | X | 10,064 | ||||||||
Alexandria Center® at One Kendall Square | Cambridge | 92,775 | — | May 2026 | X | 7,783 | ||||||||
9625 Towne Centre Drive | University Town Center | 163,648 | — | January 2026 | 6,520 | |||||||||
5810/5820 Nancy Ridge Drive | Sorrento Mesa | 83,354 | 100 | January 2026 | 3,389 | |||||||||
Alexandria Center® at Kendall Square | Cambridge | 45,636 | — | January 2026 | X | 4,564 | ||||||||
Remaining | Various | 519,851 | 4 | May 2026 | (6) | 25,792 | ||||||||
1,161,459 | 13% | April 2026 | $71,011 | |||||||||||
Top 20 Tenants | ![]() |
December 31, 2025 | |
(Dollars in thousands, except average market cap amounts) | |
Tenant | Remaining Lease Term(1) (in years) | Aggregate RSF | Annual Rental Revenue(1) | Percentage of Annual Rental Revenue(1) | Investment-Grade Credit Ratings | Average Market Cap (in billions) | |||||||||||||||||
Moody’s | S&P | ||||||||||||||||||||||
1 | Bristol-Myers Squibb Company | 5.6 | 1,344,987 | $116,140 | 6.1% | A2 | A | $102.64 | |||||||||||||||
2 | Eli Lilly and Company | 9.3 | 1,000,591 | 84,928 | 4.5 | Aa3 | A+ | $784.24 | |||||||||||||||
3 | Moderna, Inc. | 12.9 | 462,100 | 71,571 | 3.8 | — | — | $11.32 | |||||||||||||||
4 | Takeda Pharmaceutical Company Limited | 9.4 | 549,759 | 47,899 | 2.5 | Baa1 | BBB+ | $46.08 | |||||||||||||||
5 | Eikon Therapeutics, Inc.(2) | 13.1 | 311,806 | 40,005 | 2.1 | — | — | $— | |||||||||||||||
6 | AstraZeneca PLC | 6.1 | 440,087 | 39,413 | 2.1 | A1 | A+ | $237.13 | |||||||||||||||
7 | Illumina, Inc. | 5.8 | 792,687 | 29,977 | 1.6 | Baa3 | BBB | $15.91 | |||||||||||||||
8 | Novartis AG | 2.1 | 377,095 | 29,463 | 1.6 | Aa3 | AA- | $251.26 | |||||||||||||||
9 | United States Government | 4.6 | 414,499 | 29,243 | (3) | 1.5 | Aaa | AA+ | $— | ||||||||||||||
10 | Uber Technologies, Inc. | 56.8 | (4) | 1,009,188 | 27,831 | 1.5 | Baa1 | BBB | $176.44 | ||||||||||||||
11 | Boston Children's Hospital | 11.2 | 309,231 | 26,294 | 1.4 | Aa2 | AA | $— | |||||||||||||||
12 | Sanofi | 5.0 | 267,278 | 21,851 | 1.2 | Aa3 | AA | $125.29 | |||||||||||||||
13 | Alphabet Inc. | 2.4 | 418,600 | 21,837 | 1.1 | Aa2 | AA+ | $2,562.42 | |||||||||||||||
14 | New York University | 6.6 | 218,983 | 21,110 | 1.1 | Aa2 | AA- | $— | |||||||||||||||
15 | Cloud Software Group Holdings, Inc. | 0.7 | (5) | 216,278 | 20,553 | 1.1 | — | — | $— | ||||||||||||||
16 | Massachusetts Institute of Technology | 4.0 | 242,428 | 20,529 | 1.1 | Aaa | AAA | $— | |||||||||||||||
17 | Charles River Laboratories, Inc. | 9.7 | 242,693 | 20,207 | 1.1 | — | — | $7.97 | |||||||||||||||
18 | Merck & Co., Inc. | 8.0 | 308,356 | 19,610 | 1.0 | Aa3 | A+ | $219.09 | |||||||||||||||
19 | Vaxcyte, Inc. | 9.0 | 230,755 | 18,692 | 1.0 | — | — | $6.09 | |||||||||||||||
20 | Altos Labs, Inc.(6) | 15.3 | 158,990 | 18,406 | 1.0 | — | — | $— | |||||||||||||||
Total/weighted-average | 9.7 | (4) | 9,316,391 | $725,559 | 38.4% | ||||||||||||||||||
Summary of Properties and Occupancy | ![]() |
December 31, 2025 | |
(Dollars in thousands, except per RSF amounts) | |
RSF | Number of Properties | Annual Rental Revenue | |||||||||||||||||
Market | Operating | Development | Redevelopment | Total | % of Total | Total | % of Total | Per RSF | |||||||||||
Greater Boston | 9,220,527 | 583,407 | 1,383,691 | 11,187,625 | 28% | 62 | $709,347 | 37% | $89.07 | ||||||||||
San Francisco Bay Area | 6,131,550 | 212,796 | 107,250 | 6,451,596 | 16 | 53 | 347,448 | 18 | 68.83 | ||||||||||
San Diego | 6,093,824 | 975,135 | — | 7,068,959 | 19 | 59 | 320,581 | 18 | 54.14 | ||||||||||
Seattle | 2,926,554 | 227,577 | — | 3,154,131 | 8 | 42 | 121,514 | 6 | 46.95 | ||||||||||
Maryland | 3,732,888 | — | — | 3,732,888 | 9 | 48 | 153,169 | 8 | 44.35 | ||||||||||
Research Triangle | 3,435,634 | — | — | 3,435,634 | 9 | 34 | 94,667 | 5 | 28.94 | ||||||||||
New York City | 729,461 | — | — | 729,461 | 2 | 2 | 66,085 | 3 | 93.96 | ||||||||||
Texas | 1,646,187 | — | 73,298 | 1,719,485 | 4 | 13 | 36,866 | 2 | 28.02 | ||||||||||
Non-cluster/other markets(1) | 414,216 | — | — | 414,216 | 1 | 7 | 12,379 | 1 | 32.75 | ||||||||||
Properties held for sale | 1,555,377 | — | — | 1,555,377 | 4 | 20 | 37,697 | 2 | 36.46 | ||||||||||
North America | 35,886,218 | 1,998,915 | 1,564,239 | 39,449,372 | 100% | 340 | $1,899,753 | 100% | $59.97 | ||||||||||
3,563,154 | |||||||||||||||||||
Operating Properties | Operating and Redevelopment Properties | |||||||||||
Market | 12/31/25 | 9/30/25 | 12/31/24 | 12/31/25 | 9/30/25 | 12/31/24 | ||||||
Greater Boston | 86.4% | 86.8% | 94.8% | 75.1% | 73.6% | 80.8% | ||||||
San Francisco Bay Area | 90.9 | 90.4 | 93.3 | 89.4 | 86.4 | 89.1 | ||||||
San Diego | 97.2 | 95.2 | 96.3 | 97.2 | 95.2 | 96.3 | ||||||
Seattle | 88.4 | (2) | 90.1 | 92.4 | 88.4 | 90.1 | 92.4 | |||||
Maryland | 93.6 | 93.9 | 95.7 | 93.6 | 93.9 | 95.7 | ||||||
Research Triangle | 95.2 | 94.9 | 97.4 | 95.2 | 94.9 | 97.4 | ||||||
New York City | 96.4 | 98.3 | 88.4 | 96.4 | 98.3 | 88.4 | ||||||
Texas | 79.9 | 79.9 | 95.5 | 76.5 | 76.5 | 91.8 | ||||||
Subtotal | 90.9 | 90.8 | 94.8 | 86.9 | 85.9 | 90.0 | ||||||
Canada | N/A | (3) | 90.3 | 95.9 | N/A | 85.4 | 82.9 | |||||
Non-cluster/other markets | 91.2 | (1) | 69.6 | 72.5 | 91.2 | 69.6 | 72.5 | |||||
North America | 90.9% | (4) | 90.6% | 94.6% | 86.9% | 85.8% | 89.7% | |||||
Property Listing | ![]() |
December 31, 2025 | |
(Dollars in thousands) | |
Property Listing (continued) | ![]() |
December 31, 2025 | |
(Dollars in thousands) | |
Property Listing (continued) | ![]() |
December 31, 2025 | |
(Dollars in thousands) | |
Property Listing (continued) | ![]() |
December 31, 2025 | |
(Dollars in thousands) | |
Property Listing (continued) | ![]() |
December 31, 2025 | |
(Dollars in thousands) | |
Property Listing (continued) | ![]() |
December 31, 2025 | |
(Dollars in thousands) | |
Market / Submarket / Address | RSF | Number of Properties | Annual Rental Revenue | Occupancy Percentage | ||||||||||||||||
Operating | Operating and Redevelopment | |||||||||||||||||||
Operating | Development | Redevelopment | Total | |||||||||||||||||
New York City | ||||||||||||||||||||
New York City | ||||||||||||||||||||
Megacampus: Alexandria Center® for Life Science – New York City | 729,461 | — | — | 729,461 | 2 | $66,085 | 96.4% | 96.4% | ||||||||||||
430 and 450 East 29th Street | ||||||||||||||||||||
New York City | 729,461 | — | — | 729,461 | 2 | 66,085 | 96.4 | 96.4 | ||||||||||||
Texas | ||||||||||||||||||||
Austin | ||||||||||||||||||||
Megacampus: Intersection Campus | 1,525,359 | — | — | 1,525,359 | 12 | 33,694 | 83.0 | 83.0 | ||||||||||||
507 East Howard Lane, 13011 McCallen Pass, 13813 and 13929 Center Lake Drive, and 12535, 12545, 12555, and 12565 Riata Vista Circle | ||||||||||||||||||||
Austin | 1,525,359 | — | — | 1,525,359 | 12 | 33,694 | 83.0 | 83.0 | ||||||||||||
Greater Houston | ||||||||||||||||||||
Alexandria Center® for Advanced Technologies at The Woodlands | 120,828 | — | 73,298 | 194,126 | 1 | 3,172 | 41.5 | 25.8 | ||||||||||||
8800 Technology Forest Place | ||||||||||||||||||||
Texas | 1,646,187 | — | 73,298 | 1,719,485 | 13 | 36,866 | 79.9 | 76.5 | ||||||||||||
Non-cluster/other markets | 414,216 | — | — | 414,216 | 7 | 12,379 | 91.2 | 91.2 | ||||||||||||
North America, excluding properties held for sale | 34,330,841 | 1,998,915 | 1,564,239 | 37,893,995 | 320 | 1,862,056 | 90.9% | 86.9% | ||||||||||||
Properties held for sale | 1,555,377 | — | — | 1,555,377 | 20 | 37,697 | 66.5% | 66.5% | ||||||||||||
Total – North America | 35,886,218 | 1,998,915 | 1,564,239 | 39,449,372 | 340 | $1,899,753 | ||||||||||||||
Investments in Real Estate | ![]() |
December 31, 2025 | |

Placed Into Service | Near-Term Deliveries | Intermediate- Term Deliveries | Evaluating Business Strategy | ||||||
2025 | 2026 | 2027–2028 | 2026-2028 | ||||||
$78M | $97M | $123M | $113M | ||||||
97% Occupied | 86% Leased/Negotiating | 51% Leased/Negotiating | 8% Leased/Negotiating | ||||||
852,764 RSF | 699,933 RSF | 1.6 million RSF | 1.2 million RSF | ||||||
Investments in Real Estate | ![]() |
December 31, 2025 | |
(Dollars in thousands) | |
Development and Redevelopment | |||||||||||||||
Under Construction | |||||||||||||||
Operating | 2026 Stabilization | 2027- 2028 Stabilization | Evaluating Strategy | Future | Subtotal | Total | |||||||||
Square footage | |||||||||||||||
Operating | 34,330,841 | — | — | — | — | — | 34,330,841 | ||||||||
Future Class A/A+ development and redevelopment properties | — | 699,933 | 1,614,994 | 1,248,227 | 19,907,130 | 23,470,284 | 23,470,284 | ||||||||
Future development and redevelopment square feet currently included in rental properties(1) | — | — | (52,620) | — | (1,815,084) | (1,867,704) | (1,867,704) | ||||||||
Total square footage, excluding properties held for sale | 34,330,841 | 699,933 | 1,562,374 | 1,248,227 | 18,092,046 | 21,602,580 | 55,933,421 | ||||||||
Properties held for sale | 1,555,377 | — | — | — | 1,893,281 | 1,893,281 | 3,448,658 | ||||||||
Total square footage | 35,886,218 | 699,933 | 1,562,374 | 1,248,227 | 19,985,327 | 23,495,861 | 59,382,079 | ||||||||
Investments in real estate | |||||||||||||||
Gross book value as of December 31, 2025(2) | $27,767,849 | $777,861 | $1,382,807 | $1,020,344 | $3,868,660 | $7,049,672 | (3) | $34,817,521 | |||||||
Properties held for sale | 452,825 | — | — | — | 261,208 | 261,208 | 714,033 | ||||||||
Total gross investment in real estate, excluding properties held for sale | $27,315,024 | $777,861 | $1,382,807 | $1,020,344 | $3,607,452 | $6,788,464 | $34,103,488 | ||||||||

New Class A/A+ Development and Redevelopment Properties: Recent Deliveries | ![]() |
December 31, 2025 | |
99 Coolidge Avenue | 500 North Beacon Street and 4 Kingsbury Avenue(1) | |
Greater Boston/ Cambridge/Inner Suburbs | Greater Boston/ Cambridge/Inner Suburbs | |
129,413 RSF | 248,018 RSF | |
100% Occupancy | 92% Occupancy | |
![]() | ![]() |
230 Harriet Tubman Way | 10935, 10945, and 10955 Alexandria Way(2) | 10075 Barnes Canyon Road | ||
San Francisco Bay Area/ South San Francisco | San Diego/Torrey Pines | San Diego/Sorrento Mesa | ||
285,346 RSF | 334,996 RSF | 171,469 RSF | ||
100% Occupancy | 100% Occupancy | 100% Occupancy | ||
![]() | ![]() | ![]() |
New Class A/A+ Development and Redevelopment Properties: Recent Deliveries | ![]() |
December 31, 2025 | |
(Dollars in thousands) | |
Property/Market/Submarket | Our Ownership Interest | RSF Placed in Service | Occupancy Percentage(3) | Total Project | Unlevered Yields | |||||||||||||||||||||||||||
4Q25 Delivery Date(2) | Prior to 1/1/25 | 1Q25 | 2Q25 | 3Q25 | 4Q25 | Total | Initial Stabilized | Initial Stabilized (Cash Basis) | ||||||||||||||||||||||||
RSF | Investment | |||||||||||||||||||||||||||||||
Development projects | ||||||||||||||||||||||||||||||||
99 Coolidge Avenue/Greater Boston/ Cambridge/Inner Suburbs | N/A | 100% | 116,414 | — | — | 12,999 | — | 129,413 | 100% | 320,809 | $444,000 | 6.0% | 6.8% | |||||||||||||||||||
500 North Beacon Street and 4 Kingsbury Avenue/Greater Boston/Cambridge/Inner Suburbs | N/A | 100% | 211,574 | — | — | 36,444 | — | 248,018 | 92% | 248,018 | 429,000 | 6.5 | 5.9 | |||||||||||||||||||
230 Harriet Tubman Way/San Francisco Bay Area/South San Francisco | N/A | 48.6% | — | 285,346 | — | — | — | 285,346 | 100% | 285,346 | 476,000 | 7.5 | 6.2 | |||||||||||||||||||
10935, 10945, and 10955 Alexandria Way/ San Diego/Torrey Pines | N/A | 100% | 93,492 | — | 119,202 | 122,302 | — | 334,996 | 100% | 334,996 | 480,000 | 7.2 | 6.9 | |||||||||||||||||||
10075 Barnes Canyon Road/San Diego/ Sorrento Mesa | 12/18/25 | 50.0% | — | 17,718 | — | 13,772 | 139,979 | 171,469 | 100% | 253,079 | 321,000 | 5.5 | 5.7 | |||||||||||||||||||
Weighted average/total | 12/18/25 | 421,480 | 303,064 | 119,202 | 185,517 | 139,979 | 1,169,242 | 1,442,248 | $2,150,000 | 6.6% | 6.3% | |||||||||||||||||||||
Assets sold in 2025 or designated as held for sale in 4Q25: | ||||||||||||||||||||||||||||||||
651 Gateway Boulevard/San Francisco Bay Area/South San Francisco(4) | N/A | N/A | 67,017 | — | 22,005 | — | — | 89,022 | N/A | |||||||||||||||||||||||
Canada(5) | N/A | N/A | 78,487 | 6,430 | 76,567 | — | — | 161,484 | N/A | |||||||||||||||||||||||
New Class A/A+ Development and Redevelopment Properties: Current Projects | ![]() |
December 31, 2025 | |

Submarket | As of 3Q25 | |||||||
Property | CIP RSF | Total Project Leased/ Negotiating | Project Status as of 4Q25 | |||||
Projects under construction as of 3Q25 | 4,239,762 | 43% | ||||||
Redevelopment projects removed from pipeline in 4Q25: | ||||||||
651 Gateway Boulevard | South San Francisco | (237,684) | 21% | Sold in 4Q25 | ||||
Canada | Canada | (56,314) | 78 | Held for sale as of 4Q25 | ||||
One Hampshire Street | Cambridge | (104,956) | — | Held for sale as of 4Q25 | ||||
401 Park Drive | Fenway | (137,675) | — | Reclassified to operating(1) | ||||
(536,629) | 32 | |||||||
Projects placed into service in 4Q25 | (139,979) | 100 | ||||||
Projects under construction as of 4Q25 | 3,563,154 | 46% | ||||||
New Class A/A+ Development and Redevelopment Properties: Current Projects (continued) | ![]() |
December 31, 2025 | |
99 Coolidge Avenue | 311 Arsenal Street | 50 and 60 Sylvan Road(1) | 1450 Owens Street | |||
Greater Boston/ Cambridge/Inner Suburbs | Greater Boston/ Cambridge/Inner Suburbs | Greater Boston/Route 128 | San Francisco Bay Area/ Mission Bay | |||
191,396 RSF | 333,758 RSF | 267,015 RSF | 212,796 RSF | |||
81% Leased/Negotiating | 7% Leased/Negotiating | 74% Leased/Negotiating | 49% Leased/Negotiating | |||
![]() | ![]() | ![]() | ![]() |
269 East Grand Avenue | 4135 Campus Point Court | Campus Point by Alexandria | 10075 Barnes Canyon Road | 701 Dexter Avenue North | ||||
San Francisco Bay Area/ South San Francisco | San Diego/ University Town Center | San Diego/ University Town Center | San Diego/Sorrento Mesa | Seattle/Lake Union | ||||
107,250 RSF | 426,927 RSF | 466,598 RSF | 81,610 RSF | 227,577 RSF | ||||
—% Leased/Negotiating | 100% Leased | 100% Leased | 68% Leased/Negotiating | 23% Leased/Negotiating | ||||
![]() | ![]() | ![]() | ![]() | ![]() |
New Class A/A+ Development and Redevelopment Properties: Current Projects (continued) | ![]() |
December 31, 2025 | |
Property/Market/Submarket | Located on Mega- campus | Dev/ Redev | Square Footage | Percentage | Occupancy(1) | |||||||||||||||||
In Service | CIP | Total | Leased | Leased/ Negotiating | Initial | Stabilized | ||||||||||||||||
Under construction | ||||||||||||||||||||||
2026 stabilization | ||||||||||||||||||||||
99 Coolidge Avenue/Greater Boston/Cambridge/Inner Suburbs | X | Dev | 129,413 | 191,396 | 320,809 | 81% | 81% | 4Q23 | 4Q26 | |||||||||||||
4135 Campus Point Court/San Diego/University Town Center | X | Dev | — | 426,927 | 426,927 | 100 | 100 | 3Q26 | 3Q26 | |||||||||||||
10075 Barnes Canyon Road/San Diego/Sorrento Mesa | X | Dev | 171,469 | 81,610 | 253,079 | 68 | 68 | 1Q25 | 2H26 | |||||||||||||
300,882 | 699,933 | 1,000,815 | 86 | 86 | ||||||||||||||||||
2027-2028 stabilization | ||||||||||||||||||||||
311 Arsenal Street/Greater Boston/Cambridge/Inner Suburbs | X | Redev | 56,904 | 333,758 | 390,662 | 7 | 7 | 2027 | 2027 | |||||||||||||
50 and 60 Sylvan Road/Greater Boston/Route 128 | X | Redev | — | 267,015 | 267,015 | 74 | 74 | 4Q26 | 2027 | |||||||||||||
1450 Owens Street/San Francisco Bay Area/Mission Bay | X | Dev | — | 212,796 | 212,796 | — | 49 | 2027 | 2027 | |||||||||||||
269 East Grand Avenue/San Francisco Bay Area/South San Francisco | X | Redev | — | 107,250 | 107,250 | — | — | 2H26 | 2027 | |||||||||||||
Campus Point by Alexandria/San Diego/University Town Center(2) | X | Dev | — | 466,598 | 466,598 | 100 | 100 | 2028 | 2028 | |||||||||||||
701 Dexter Avenue North/Seattle/Lake Union | X | Dev | — | 227,577 | 227,577 | 23 | 23 | 4Q26 | 2027 | |||||||||||||
56,904 | 1,614,994 | 1,671,898 | 45 | 51 | ||||||||||||||||||
Evaluating business strategy | ||||||||||||||||||||||
8800 Technology Forest Place/Texas/Greater Houston | Redev | 50,094 | 73,298 | 123,392 | 46 | 46 | 2Q23 | 4Q26 | ||||||||||||||
3000 Minuteman Road/Greater Boston/Other | X | Redev | — | 453,869 | 453,869 | — | — | 2027 | 2027 | |||||||||||||
40 Sylvan Road/Greater Boston/Route 128 | X | Redev | — | 329,049 | 329,049 | — | — | 2027 | 2027 | |||||||||||||
421 Park Drive/Greater Boston/Fenway | X | Dev | — | 392,011 | 392,011 | 13 | 13 | 2027 | 2028 | |||||||||||||
50,094 | 1,248,227 | 1,298,321 | 8 | 8 | ||||||||||||||||||
Total under construction | 407,880 | 3,563,154 | 3,971,034 | 43% | 46% | |||||||||||||||||
New Class A/A+ Development and Redevelopment Properties: Current Projects (continued) | |
![]() | |
December 31, 2025 | |
(Dollars in thousands) | |
Our Ownership Interest | At 100% | Unlevered Yields | |||||||||||||||||
Property/Market/Submarket | In Service | CIP | Cost to Complete | Total at Completion | Initial Stabilized | Initial Stabilized (Cash Basis) | |||||||||||||
Under construction | |||||||||||||||||||
2026 stabilization with 86% leased/negotiating | |||||||||||||||||||
99 Coolidge Avenue/Greater Boston/Cambridge/Inner Suburbs | 100% | $162,887 | $210,603 | $70,510 | $444,000 | 6.0% | 6.8% | ||||||||||||
4135 Campus Point Court/San Diego/University Town Center | 56.4% | — | 434,465 | 89,535 | 524,000 | 9.4% | 6.2% | ||||||||||||
10075 Barnes Canyon Road/San Diego/Sorrento Mesa | 50.0% | 123,133 | 132,793 | 65,074 | 321,000 | 5.5% | 5.7% | ||||||||||||
286,020 | 777,861 | ||||||||||||||||||
2027-2028 stabilization with 51% leased/negotiating(1) | |||||||||||||||||||
311 Arsenal Street/Greater Boston/Cambridge/Inner Suburbs | 100% | 21,854 | 306,028 | TBD | |||||||||||||||
50 and 60 Sylvan Road/Greater Boston/Route 128 | 100% | — | 345,046 | ||||||||||||||||
1450 Owens Street/San Francisco Bay Area/Mission Bay | 25.0% | — | 247,271 | ||||||||||||||||
269 East Grand Avenue/San Francisco Bay Area/South San Francisco | 100% | — | 119,546 | ||||||||||||||||
Campus Point by Alexandria/San Diego/University Town Center(2) | 56.4% | — | 62,790 | 597,210 | 660,000 | 7.3% | 6.5% | ||||||||||||
701 Dexter Avenue North/Seattle/Lake Union | 100% | — | 302,126 | TBD | |||||||||||||||
21,854 | 1,382,807 | ||||||||||||||||||
Evaluating business strategy with 8% leased/negotiating | |||||||||||||||||||
8800 Technology Forest Place/Texas/Greater Houston | 100% | 60,938 | 46,578 | 4,484 | 112,000 | 6.3% | 6.0% | ||||||||||||
3000 Minuteman Road/Greater Boston/Other | 100% | — | 163,966 | TBD | |||||||||||||||
40 Sylvan Road/Greater Boston/Route 128 | 100% | — | 225,791 | ||||||||||||||||
421 Park Drive/Greater Boston/Fenway | 100% | — | 584,009 | ||||||||||||||||
60,938 | 1,020,344 | ||||||||||||||||||
Total under construction | $368,812 | $3,181,012 | $2,110,000 | (3) | $5,660,000 | (3) | |||||||||||||
Our share of investment(3)(4) | $310,000 | $2,710,000 | $1,710,000 | $4,730,000 | |||||||||||||||
New Class A/A+ Development and Redevelopment Properties: Summary of Pipeline | ![]() |
December 31, 2025 | |
(Dollars in thousands) | |
Market Property/Submarket | Our Ownership Interest | Book Value | Square Footage | |||||||||
Development and Redevelopment | ||||||||||||
Under Construction | Future | Total(1) | ||||||||||
Greater Boston | ||||||||||||
Megacampus: The Arsenal on the Charles/Cambridge/Inner Suburbs | 100% | $318,404 | 333,758 | 34,157 | 367,915 | |||||||
311 Arsenal Street | ||||||||||||
Megacampus: 480 Arsenal Way and 446, 458, and 500 Arsenal Street, and 99 Coolidge Avenue/ Cambridge/Inner Suburbs | 100% | 234,388 | 191,396 | 560,000 | 751,396 | |||||||
446, 458, and 500 Arsenal Street, and 99 Coolidge Avenue | ||||||||||||
Megacampus: Alexandria Center® for Life Science – Fenway/Fenway | 100% | 584,009 | 392,011 | — | 392,011 | |||||||
421 Park Drive | ||||||||||||
Megacampus: Alexandria Center® for Life Science – Waltham/Route 128 | 100% | 635,997 | 596,064 | 515,000 | 1,111,064 | |||||||
40, 50, and 60 Sylvan Road, and 35 Gatehouse Drive | ||||||||||||
Megacampus: 30, 200, and 3000 Minuteman Road/Other | 100% | 222,659 | 453,869 | 608,541 | 1,062,410 | |||||||
3000 Minuteman Road | ||||||||||||
Megacampus: Alexandria Technology Square®/Cambridge | 100% | 8,631 | — | 100,000 | 100,000 | |||||||
10 Necco Street/Seaport Innovation District | 100% | 107,099 | — | 175,000 | 175,000 | |||||||
215 Presidential Way/Route 128 | 100% | 6,816 | — | 112,000 | 112,000 | |||||||
Other development and redevelopment projects | 100% | 162,935 | — | 740,000 | 740,000 | |||||||
$2,280,938 | 1,967,098 | 2,844,698 | 4,811,796 | |||||||||
Refer to “Megacampus™” under “Definitions and reconciliations” in the Supplemental Information for additional details. (1)Represents total square footage upon completion of development or redevelopment of one or more new Class A/A+ properties. Square footage presented includes the RSF of buildings currently in operation at properties that also have future development or redevelopment opportunities. Upon expiration of existing in-place leases, we have the intent to demolish or redevelop the existing property subject to market conditions and leasing. Refer to “Investments in real estate” under “Definitions and reconciliations” in the Supplemental Information for additional details, including development and redevelopment square feet currently included in rental properties. | ||||||||||||
New Class A/A+ Development and Redevelopment Properties: Summary of Pipeline (continued) | ![]() |
December 31, 2025 | |
(Dollars in thousands) | |
New Class A/A+ Development and Redevelopment Properties: Summary of Pipeline (continued) | ![]() |
December 31, 2025 | |
(Dollars in thousands) | |
New Class A/A+ Development and Redevelopment Properties: Summary of Pipeline (continued) | ![]() |
December 31, 2025 | |
(Dollars in thousands) | |
Market Property/Submarket | Our Ownership Interest | Book Value | Square Footage | |||||||||
Development and Redevelopment | ||||||||||||
Under Construction | Future | Total(1) | ||||||||||
Texas | ||||||||||||
Alexandria Center® for Advanced Technologies at The Woodlands/Greater Houston | 100% | $49,691 | 73,298 | 116,405 | 189,703 | |||||||
8800 Technology Forest Place | ||||||||||||
1001 Trinity Street and 1020 Red River Street/Austin | 100% | 135,868 | — | 250,010 | 250,010 | |||||||
Other development and redevelopment projects | 100% | 60,241 | — | 344,000 | 344,000 | |||||||
245,800 | 73,298 | 710,415 | 783,713 | |||||||||
Other development and redevelopment projects | 100% | 47,504 | — | 597,743 | 597,743 | |||||||
Total pipeline as of December 31, 2025, excluding properties held for sale | 6,788,464 | 3,563,154 | 19,907,130 | 23,470,284 | ||||||||
Properties held for sale | 261,208 | — | 1,893,281 | 1,893,281 | ||||||||
Total pipeline as of December 31, 2025 | $7,049,672 | (2) | 3,563,154 | 21,800,411 | 25,363,565 | |||||||
Construction Spending | ![]() |
December 31, 2025 | |
(Dollars in thousands) | |
Construction spending | Projected Guidance Midpoint for Year Ending December 31, 2026 | Year Ended December 31, 2025 | Year Ended December 31, 2024 | ||||||||
Construction of Class A/A+ properties: | |||||||||||
Active construction projects | |||||||||||
Includes development and redevelopment under construction(1) | $ | 1,445,000 | $ | 1,216,572 | $ | 1,791,097 | |||||
Future pipeline pre-construction | |||||||||||
Primarily Megacampus expansion pre-construction work (entitlement, design, and site work) | 210,000 | (2) | 275,971 | 426,948 | |||||||
Revenue- and non-revenue-enhancing capital expenditures(3) | 510,000 | (4) | 324,293 | 273,377 | |||||||
Construction spending (before contributions from noncontrolling interests or tenants) | 2,165,000 | 1,816,836 | 2,491,422 | ||||||||
Contributions from noncontrolling interests (consolidated real estate joint ventures) | (100,000) | (5) | (193,936) | (343,798) | |||||||
Tenant-funded and -built landlord improvements | (315,000) | (178,651) | (129,152) | ||||||||
Total construction spending | $ | 1,750,000 | $ | 1,444,249 | $ | 2,018,472 | |||||
2026 guidance range for construction spending | $1,500,000 – $2,000,000 | ||||||||||
Capitalization of Interest | ![]() |
December 31, 2025 | |
(Dollars in thousands) | |
Leased/ Negotiating | Average Real Estate Basis Capitalized During 2025 | Percentage of Total Average Real Estate Basis Capitalized | |||||||
Key Categories of Real Estate Basis Capitalized | |||||||||
Construction of Class A/A+ properties: | |||||||||
Development and redevelopment of projects under construction: | |||||||||
2026 stabilization | 86% | $590,069 | 7% | ||||||
2027-2028 stabilization | 51% | 1,308,800 | 16 | ||||||
Evaluating business strategy | 8% | 878,661 | 11 | ||||||
Repositioning and smaller redevelopment projects | 1,187,460 | (1) | 15 | ||||||
Future pipeline projects with critical pre-construction milestones during 2026: | |||||||||
Megacampus projects | 2,078,801 | (2) | 25 | ||||||
Non-Megacampus projects | 987,518 | (2) | 12 | ||||||
Assets sold in 2025 or designated as held for sale as of 4Q25(3) | 1,115,707 | 14 | |||||||
Total average real estate basis capitalized(4) | $8,147,016 | 100% | |||||||

![]() | |
Joint Venture Financial Information | |
December 31, 2025 | |
Joint Venture Financial Information (continued) | ![]() |
December 31, 2025 | |
(In thousands) | |
As of December 31, 2025 | ||||||||
Noncontrolling Interest Share of Consolidated Real Estate JVs | Our Share of Unconsolidated Real Estate JVs | |||||||
Investments in real estate | $ | 3,317,283 | $ | 83,974 | ||||
Cash, cash equivalents, and restricted cash | 139,397 | 1,853 | ||||||
Other assets | 402,602 | 10,238 | ||||||
Secured notes payable | — | (60,864) | ||||||
Other liabilities | (172,916) | (4,524) | ||||||
Redeemable noncontrolling interests | (58,788) | — | ||||||
$ | 3,627,578 | $ | 30,677 | |||||
Noncontrolling Interest Share of Consolidated Real Estate JVs | Our Share of Unconsolidated Real Estate JVs | ||||||||||||||
December 31, 2025 | December 31, 2025 | ||||||||||||||
Three Months Ended | Year Ended | Three Months Ended | Year Ended | ||||||||||||
Total revenues | $ | 114,339 | $ | 467,580 | $ | 2,656 | $ | 10,619 | |||||||
Rental operations | (36,231) | (145,209) | (1,040) | (4,048) | |||||||||||
78,108 | 322,371 | 1,616 | 6,571 | ||||||||||||
General and administrative | (823) | (3,016) | (32) | (133) | |||||||||||
Interest | (62) | (967) | (1,058) | (4,176) | |||||||||||
Depreciation and amortization of real estate assets | (39,942) | (154,727) | (855) | (3,703) | |||||||||||
Impairment of real estate | (265,266) | (1) | (265,266) | — | (8,673) | ||||||||||
Gain on sale of real estate of consolidated JV | 312,807 | (2) | 312,807 | — | — | ||||||||||
Gain on sale of interest of unconsolidated JV | — | — | 25 | 483 | |||||||||||
Fixed returns allocated to redeemable noncontrolling interests(3) | 699 | 1,642 | — | — | |||||||||||
$ | 85,521 | $ | 212,844 | $ | (304) | $ | (9,631) | ||||||||
Straight-line rent and below-market lease revenue | $ | 2,723 | $ | 19,580 | $ | 139 | $ | 645 | |||||||
Funds from operations(4) | $ | 77,922 | $ | 320,030 | $ | 526 | $ | 2,262 | |||||||
Investments | ![]() |
December 31, 2025 | |
(Dollars in thousands) | |
December 31, 2025 | Year Ended December 31, 2024 | ||||||||
Three Months Ended | Year Ended | ||||||||
Realized (losses) gains: | |||||||||
Realized gains | $21,072 | $115,722 | $117,214 | ||||||
Impairment of non-real estate investments | (20,181) | (1) | (95,716) | (58,090) | |||||
Significant realized loss | (103,329) | (2) | (103,329) | (2) | — | ||||
(102,438) | (83,323) | 59,124 | |||||||
Unrealized gains (losses) | 98,548 | (3) | 26,980 | (4) | (112,246) | (5) | |||
Investment loss | $(3,890) | $(56,343) | $(53,122) | ||||||
December 31, 2025 | December 31, 2024 | |||||||||
Investments | Cost | Unrealized Gains | Unrealized Losses | Carrying Amount | Carrying Amount | |||||
Publicly traded companies | $54,752 | $44,319 | $(4,143) | $94,928 | $105,667 | |||||
Entities that report NAV | 460,160 | 89,514 | (37,298) | 512,376 | 609,866 | |||||
Entities that do not report NAV: | ||||||||||
Entities with observable price changes | 82,252 | 50,601 | (9,615) | 123,238 | 174,737 | |||||
Entities without observable price changes | 413,324 | — | — | 413,324 | 400,487 | |||||
Investments accounted for under the equity method | N/A | N/A | N/A | 357,383 | 186,228 | |||||
December 31, 2025 | $1,010,488 | (6) | $184,434 | $(51,056) | $1,501,249 | $1,476,985 | ||||
December 31, 2024 | $1,207,146 | $228,100 | $(144,489) | $1,476,985 | ||||||
Public/Private Mix (Cost) | Tenant/Non-Tenant Mix (Cost) | |


![]() | |
Balance Sheet | |
December 31, 2025 | |

SIGNIFICANT LIQUIDITY | PERCENTAGE OF FIXED-RATE DEBT SINCE 2021(1) | |
$5.3B | 96.7% | |
REMAINING DEBT TERM (IN YEARS) | DEBT INTEREST RATE | |
12.1 | 3.91% | |
Longest Among S&P 500 REITs(3) |
![]() | |
Key Credit Metrics | |
December 31, 2025 | |


Summary of Debt | ![]() |
December 31, 2025 | |
(Dollars in millions) | |

Summary of Debt (continued) | ![]() |
December 31, 2025 | |




Summary of Debt (continued) | ![]() |
December 31, 2025 | |
(Dollars in thousands) | |
Fixed-rate and variable-rate debt | Fixed-Rate Debt | Variable-Rate Debt | Total | Percentage | Weighted-Average | |||||||
Interest Rate(1) | Remaining Term (in years) | |||||||||||
Unsecured senior notes payable | $12,047,394 | $— | $12,047,394 | 97.2% | 3.90% | 12.3 | ||||||
Unsecured senior line of credit(2) and commercial paper program(3) | — | 353,161 | 353,161 | 2.8 | 4.33 | 4.1 | (4) | |||||
Total/weighted average | $12,047,394 | $353,161 | $12,400,555 | 100.0% | 3.91% | 12.1 | (4) | |||||
Percentage of total debt | 97.2% | 2.8% | 100.0% | |||||||||
Average Debt Outstanding | Weighted-Average Interest Rate | ||||||||
December 31, 2025 | December 31, 2025 | ||||||||
Three Months Ended | Year Ended | Three Months Ended | Year Ended | ||||||
Long-term fixed-rate debt | $12,121,545 | $12,248,039 | 3.88% | 3.87% | |||||
Short-term variable-rate unsecured senior line of credit and commercial paper program debt | 2,318,358 | 1,281,104 | 4.28 | 4.55 | |||||
Blended-average interest rate | 14,439,903 | 13,529,143 | 3.94 | 3.93 | |||||
Loan fee amortization and annual facility fee related to unsecured senior line of credit | N/A | N/A | 0.13 | 0.13 | |||||
Total/weighted average | $14,439,903 | $13,529,143 | 4.07% | 4.06% | |||||
Summary of Debt (continued) | ![]() |
December 31, 2025 | |
(Dollars in thousands) | |
Debt covenants | Unsecured Senior Notes Payable | Unsecured Senior Line of Credit | ||||||
Debt Covenant Ratios(1) | Requirement | December 31, 2025 | Requirement | December 31, 2025 | ||||
Total Debt to Total Assets | ≤ 60% | 32% | ≤ 60.0% | 33.5% | ||||
Secured Debt to Total Assets | ≤ 40% | —% | ≤ 45.0% | —% | ||||
Consolidated EBITDA to Interest Expense | ≥ 1.5x | 7.8x | ≥ 1.50x | 3.41x | ||||
Unencumbered Total Asset Value to Unsecured Debt | ≥ 150% | 302% | N/A | N/A | ||||
Unsecured Interest Coverage Ratio | N/A | N/A | ≥ 1.75x | 7.63x | ||||
Unconsolidated real estate joint ventures’ debt | At 100% | |||||||||||||||||
Unconsolidated Joint Venture | Maturity Date | Stated Rate | Interest Rate(1) | Aggregate Commitment | Debt Balance(2) | Our Share | ||||||||||||
101 West Dickman Street | 10/29/26 | SOFR+1.95% | (3) | 5.74% | $26,750 | $19,136 | 58.4% | |||||||||||
1655 and 1725 Third Street | 2/10/35 | 6.37% | 6.44% | 500,000 | 496,881 | 10.0% | ||||||||||||
$526,750 | $516,017 | |||||||||||||||||
Summary of Debt (continued) | ![]() |
December 31, 2025 | |
(Dollars in thousands) | |
Debt | Stated Rate | Interest Rate(1) | Maturity Date(2) | Principal Payments Remaining for the Periods Ending December 31, | Principal | Unamortized (Deferred Financing Cost), (Discount)/ Premium | Total | |||||||||||||||||||
2026 | 2027 | 2028 | 2029 | 2030 | Thereafter | |||||||||||||||||||||
Unsecured senior line of credit and commercial paper program(3) | (3) | 4.33% | (3) | 1/22/30 | (3) | $— | $— | $— | $— | $353,500 | $— | $353,500 | $(339) | $353,161 | ||||||||||||
Unsecured senior notes payable | 4.30% | 4.50 | 1/15/26 | (4) | 300,000 | — | — | — | — | — | 300,000 | (36) | 299,964 | |||||||||||||
Unsecured senior notes payable | 3.80% | 3.96 | 4/15/26 | 350,000 | — | — | — | — | — | 350,000 | (162) | 349,838 | ||||||||||||||
Unsecured senior notes payable | 3.95% | 4.13 | 1/15/27 | — | 350,000 | — | — | — | — | 350,000 | (555) | 349,445 | ||||||||||||||
Unsecured senior notes payable | 3.95% | 4.07 | 1/15/28 | — | — | 425,000 | — | — | — | 425,000 | (888) | 424,112 | ||||||||||||||
Unsecured senior notes payable | 4.50% | 4.60 | 7/30/29 | — | — | — | 300,000 | — | — | 300,000 | (805) | 299,195 | ||||||||||||||
Unsecured senior notes payable | 2.75% | 2.87 | 12/15/29 | — | — | — | 400,000 | — | — | 400,000 | (1,655) | 398,345 | ||||||||||||||
Unsecured senior notes payable | 4.70% | 4.81 | 7/1/30 | — | — | — | — | 450,000 | — | 450,000 | (1,686) | 448,314 | ||||||||||||||
Unsecured senior notes payable | 4.90% | 5.05 | 12/15/30 | — | — | — | — | 700,000 | — | 700,000 | (3,947) | 696,053 | ||||||||||||||
Unsecured senior notes payable | 3.375% | 3.48 | 8/15/31 | — | — | — | — | — | 750,000 | 750,000 | (3,704) | 746,296 | ||||||||||||||
Unsecured senior notes payable | 2.00% | 2.12 | 5/18/32 | — | — | — | — | — | 900,000 | 900,000 | (6,043) | 893,957 | ||||||||||||||
Unsecured senior notes payable | 1.875% | 1.97 | 2/1/33 | — | — | — | — | — | 1,000,000 | 1,000,000 | (6,240) | 993,760 | ||||||||||||||
Unsecured senior notes payable | 2.95% | 3.07 | 3/15/34 | — | — | — | — | — | 800,000 | 800,000 | (6,477) | 793,523 | ||||||||||||||
Unsecured senior notes payable | 4.75% | 4.88 | 4/15/35 | — | — | — | — | — | 500,000 | 500,000 | (4,500) | 495,500 | ||||||||||||||
Unsecured senior notes payable | 5.50% | 5.66 | 10/1/35 | — | — | — | — | — | 550,000 | 550,000 | (6,316) | 543,684 | ||||||||||||||
Unsecured senior notes payable | 5.25% | 5.38 | 5/15/36 | — | — | — | — | — | 400,000 | 400,000 | (3,767) | 396,233 | ||||||||||||||
Unsecured senior notes payable | 4.85% | 4.93 | 4/15/49 | — | — | — | — | — | 300,000 | 300,000 | (2,756) | 297,244 | ||||||||||||||
Unsecured senior notes payable | 4.00% | 3.91 | 2/1/50 | — | — | — | — | — | 700,000 | 700,000 | 9,844 | 709,844 | ||||||||||||||
Unsecured senior notes payable | 3.00% | 3.08 | 5/18/51 | — | — | — | — | — | 850,000 | 850,000 | (10,842) | 839,158 | ||||||||||||||
Unsecured senior notes payable | 3.55% | 3.63 | 3/15/52 | — | — | — | — | — | 1,000,000 | 1,000,000 | (13,228) | 986,772 | ||||||||||||||
Unsecured senior notes payable | 5.15% | 5.26 | 4/15/53 | — | — | — | — | — | 500,000 | 500,000 | (7,373) | 492,627 | ||||||||||||||
Unsecured senior notes payable | 5.625% | 5.71 | 5/15/54 | — | — | — | — | — | 600,000 | 600,000 | (6,470) | 593,530 | ||||||||||||||
Unsecured debt weighted-average interest rate/ subtotal | 3.91 | 650,000 | 350,000 | 425,000 | 700,000 | 1,503,500 | 8,850,000 | 12,478,500 | (77,945) | 12,400,555 | ||||||||||||||||
Weighted-average interest rate/total | 3.91% | $650,000 | $350,000 | $425,000 | $700,000 | $1,503,500 | $8,850,000 | $12,478,500 | $(77,945) | $12,400,555 | ||||||||||||||||
Balloon payments | $650,000 | $350,000 | $425,000 | $700,000 | $1,503,500 | $8,850,000 | $12,478,500 | $— | $12,478,500 | |||||||||||||||||
Principal amortization | — | — | — | — | — | — | — | (77,945) | (77,945) | |||||||||||||||||
Total debt | $650,000 | $350,000 | $425,000 | $700,000 | $1,503,500 | $8,850,000 | $12,478,500 | $(77,945) | $12,400,555 | |||||||||||||||||
Fixed-rate debt | $650,000 | $350,000 | $425,000 | $700,000 | $1,150,000 | $8,850,000 | $12,125,000 | $(77,606) | $12,047,394 | |||||||||||||||||
Variable-rate debt | — | — | — | — | 353,500 | — | 353,500 | (339) | 353,161 | |||||||||||||||||
Total debt | $650,000 | $350,000 | $425,000 | $700,000 | $1,503,500 | $8,850,000 | $12,478,500 | $(77,945) | $12,400,555 | |||||||||||||||||
Weighted-average stated rate on maturing debt | 4.03% | 3.95% | 3.95% | 3.50% | 4.71% | 3.66% | ||||||||||||||||||||
![]() | |
Definitions and Reconciliations | |
December 31, 2025 | |
Three Months Ended | |||||||||
(Dollars in thousands) | 12/31/25 | 9/30/25 | 6/30/25 | 3/31/25 | 12/31/24 | ||||
Net (loss) income | $(995,354) | $(197,845) | $(62,189) | $38,662 | $(16,095) | ||||
Interest expense | 65,674 | 54,852 | 55,296 | 50,876 | 55,659 | ||||
Income taxes | 1,851 | 3,737 | 1,020 | 1,145 | 1,855 | ||||
Depreciation and amortization | 322,063 | 340,230 | 346,123 | 342,062 | 330,108 | ||||
Stock compensation expense | 8,232 | 10,293 | 12,530 | 10,064 | 12,477 | ||||
Loss on early extinguishment of debt | — | 107 | — | — | — | ||||
Gain on sales of real estate | (619,914) | (9,366) | — | (13,165) | (101,806) | ||||
Unrealized (gains) losses on non-real estate investments | (98,548) | (18,515) | 21,938 | 68,145 | 79,776 | ||||
Significant realized losses on non-real estate investments | 103,329 | — | — | — | — | ||||
Impairment of real estate | 1,717,188 | 323,870 | 129,606 | 32,154 | 186,564 | ||||
Impairment of non-real estate investments | 20,181 | 25,139 | 39,216 | 11,180 | 20,266 | ||||
Increase (decrease) in provision for expected credit losses on financial instruments | (341) | — | — | 285 | (434) | ||||
Adjusted EBITDA | $524,361 | $532,502 | $543,540 | $541,408 | $568,370 | ||||
Total revenues | $754,414 | $751,944 | $762,040 | $758,158 | $788,945 | ||||
Adjusted EBITDA margin | 70% | 71% | 71% | 71% | 72% | ||||
![]() | |
Definitions and Reconciliations (continued) | |
December 31, 2025 | |
![]() | |
Definitions and Reconciliations (continued) | |
December 31, 2025 | |
Space Intentionally Blank | |
Three Months Ended | |||||||||
(Dollars in thousands) | 12/31/25 | 9/30/25 | 6/30/25 | 3/31/25 | 12/31/24 | ||||
Adjusted EBITDA | $524,361 | $532,502 | $543,540 | $541,408 | $568,370 | ||||
Interest expense | $65,674 | $54,852 | $55,296 | $50,876 | $55,659 | ||||
Capitalized interest | 81,845 | 86,091 | 82,423 | 80,065 | 81,586 | ||||
Amortization of loan fees | (4,481) | (4,505) | (4,615) | (4,691) | (4,620) | ||||
Amortization of debt discounts | (327) | (325) | (335) | (349) | (333) | ||||
Cash interest and fixed charges | $142,711 | $136,113 | $132,769 | $125,901 | $132,292 | ||||
Fixed-charge coverage ratio: | |||||||||
– quarter annualized | 3.7x | 3.9x | 4.1x | 4.3x | 4.3x | ||||
– trailing 12 months | 4.0x | 4.1x | 4.3x | 4.4x | 4.5x | ||||
![]() | |
Definitions and Reconciliations (continued) | |
December 31, 2025 | |
Noncontrolling Interest Share of Consolidated Real Estate JVs | Our Share of Unconsolidated Real Estate JVs | ||||||
December 31, 2025 | December 31, 2025 | ||||||
(In thousands) | Three Months Ended | Year Ended | Three Months Ended | Year Ended | |||
Net income (loss) | $85,521 | $212,844 | $(304) | $(9,631) | |||
Depreciation and amortization of real estate assets | 39,942 | 154,727 | 855 | 3,703 | |||
Gain on sale of real estate of consolidated JV | (312,807) | (312,807) | — | — | |||
Gain on sale of interest of unconsolidated JV | — | — | (25) | (483) | |||
Impairment of real estate | 265,266 | 265,266 | — | 8,673 | |||
Funds from operations | $77,922 | $320,030 | $526 | $2,262 | |||
(In thousands) | 12/31/25 | 9/30/25 | 6/30/25 | 3/31/25 | 12/31/24 | ||||
Total assets | $34,081,835 | $37,375,148 | $37,623,629 | $37,600,428 | $37,527,449 | ||||
Accumulated depreciation | 6,127,525 | 6,416,745 | 6,146,378 | 5,886,561 | 5,625,179 | ||||
Gross assets | $40,209,360 | $43,791,893 | $43,770,007 | $43,486,989 | $43,152,628 | ||||
![]() | |
Definitions and Reconciliations (continued) | |
December 31, 2025 | |
Space Intentionally Blank | |
Statements of Operations | ||||||
Balance Sheet | Gains and Losses | |||||
Carrying Amount | Unrealized | Realized | ||||
Difference between proceeds received upon disposition and historical cost | ||||||
Publicly traded companies | Fair value | Changes in fair value | ||||
Privately held entities without readily determinable fair values that: | ||||||
Report NAV | Fair value, using NAV as a practical expedient | Changes in NAV, as a practical expedient to fair value | ||||
Do not report NAV | Cost, adjusted for observable price changes and impairments(1) | Observable price changes(1) | Impairments to reduce costs to fair value, which result in an adjusted cost basis and the differences between proceeds received upon disposition and adjusted or historical cost | |||
Equity method investments | Contributions, adjusted for our share of the investee’s earnings or losses, less distributions received, reduced by other-than-temporary impairments | Our share of unrealized gains or losses reported by the investee | Our share of realized gains or losses reported by the investee, and other-than- temporary impairments | |||
![]() | |
Definitions and Reconciliations (continued) | |
December 31, 2025 | |
(In thousands) | Investments in Real Estate | ||
Gross investments in real estate | $34,817,521 | ||
Less: accumulated depreciation | (6,127,525) | ||
Investments in real estate | $28,689,996 |
Percentage of | ||||||
(Dollars in thousands) | Book Value | Gross Assets | Annual Rental Revenue | |||
Projects under active construction | $3,181,012 | 8% | —% | |||
Future development projects(1) and land parcels primarily located in Megacampuses | 3,607,452 | 9 | 1 | |||
Total Class A/A+ development and redevelopment pipeline, excluding properties held for sale | 6,788,464 | 17 | 1 | |||
Properties held for sale – land parcels | 261,208 | 1 | — | |||
Total Class A/A+ development and redevelopment pipeline | $7,049,672 | 18% | 1% | |||
Space Intentionally Blank | |
Dev/ Redev | RSF of Lease Expirations Targeted for Development and Redevelopment | |||||||||
Property/Submarket | 2026 | 2027 | Thereafter(1) | Total | ||||||
Under construction project: | ||||||||||
Campus Point by Alexandria/University Town Center | Dev | 52,620 | — | — | 52,620 | |||||
Future projects: | ||||||||||
446, 458, and 500 Arsenal Street/Cambridge/Inner Suburbs | Dev | — | — | 116,623 | 116,623 | |||||
3000 Minuteman Road/Greater Boston | Redev | — | — | 167,549 | 167,549 | |||||
1122 and 1150 El Camino Real/South San Francisco | Dev | — | — | 375,232 | 375,232 | |||||
2100 and 2200 Geng Road/Greater Stanford | Dev | — | — | 62,526 | 62,526 | |||||
960 Industrial Road/Greater Stanford | Dev | — | — | 112,590 | 112,590 | |||||
Campus Point by Alexandria/University Town Center | Dev | — | — | 96,805 | 96,805 | |||||
Sequence District by Alexandria/Sorrento Mesa | Dev/ Redev | — | — | 555,754 | 555,754 | |||||
410 West Harrison Street/Elliott Bay | Dev | — | — | 17,205 | 17,205 | |||||
Other/Seattle | Dev | — | — | 63,057 | 63,057 | |||||
Canada | Redev | — | — | 247,743 | 247,743 | |||||
— | — | 1,815,084 | 1,815,084 | |||||||
Total | 52,620 | — | 1,815,084 | 1,867,704 | ||||||
Space Intentionally Blank | |
![]() | |
Definitions and Reconciliations (continued) | |
December 31, 2025 | |
Space Intentionally Blank | |
(Dollars in thousands) | Annual Rental Revenue | Development and Redevelopment Pipeline RSF | ||
Megacampus | $1,451,391 | 16,735,429 | ||
Core and non-core | 410,665 | 4,867,151 | ||
Total | $1,862,056 | 21,602,580 | ||
Megacampus as a percentage of annual rental revenue and of total development and redevelopment pipeline RSF | 78% | 77% |
Space Intentionally Blank | |
![]() | |
Definitions and Reconciliations (continued) | |
December 31, 2025 | |
(Dollars in thousands) | 12/31/25 | 9/30/25 | 6/30/25 | 3/31/25 | 12/31/24 | |||||
Secured notes payable | $— | $— | $153,500 | $150,807 | $149,909 | |||||
Unsecured senior notes payable | 12,047,394 | 12,044,999 | 12,042,607 | 12,640,144 | 12,094,465 | |||||
Unsecured senior line of credit and commercial paper | 353,161 | 1,548,542 | 1,097,993 | 299,883 | — | |||||
Unamortized deferred financing costs | 74,314 | 76,383 | 78,574 | 80,776 | 77,649 | |||||
Cash and cash equivalents | (549,062) | (579,474) | (520,545) | (476,430) | (552,146) | |||||
Restricted cash | (4,693) | (4,705) | (7,403) | (7,324) | (7,701) | |||||
Preferred stock | — | — | — | — | — | |||||
Net debt and preferred stock | $11,921,114 | $13,085,745 | $12,844,726 | $12,687,856 | $11,762,176 | |||||
Adjusted EBITDA: | ||||||||||
– quarter annualized | $2,097,444 | $2,130,008 | $2,174,160 | $2,165,632 | $2,273,480 | |||||
– trailing 12 months | $2,141,811 | $2,185,820 | $2,208,226 | $2,218,722 | $2,228,921 | |||||
Net debt and preferred stock to Adjusted EBITDA: | ||||||||||
– quarter annualized | 5.7x | 6.1x | 5.9x | 5.9x | 5.2x | |||||
– trailing 12 months | 5.6x | 6.0x | 5.8x | 5.7x | 5.3x | |||||
Three Months Ended | Year Ended | |||||||
(Dollars in thousands) | 12/31/25 | 12/31/24 | 12/31/25 | 12/31/24 | ||||
Net (loss) income | $(995,354) | $(16,095) | $(1,216,726) | $510,733 | ||||
Equity in losses (earnings) of unconsolidated real estate joint ventures | 304 | (6,635) | 9,631 | (7,059) | ||||
General and administrative expenses | 28,020 | 32,730 | 117,047 | 168,359 | ||||
Interest expense | 65,674 | 55,659 | 226,698 | 185,838 | ||||
Depreciation and amortization | 322,063 | 330,108 | 1,350,478 | 1,202,380 | ||||
Impairment of real estate | 1,717,188 | 186,564 | 2,202,818 | 223,068 | ||||
Loss on early extinguishment of debt | — | — | 107 | — | ||||
Gain on sales of real estate | (619,914) | (101,806) | (642,445) | (129,312) | ||||
Investment loss | 3,890 | 67,988 | 56,343 | 53,122 | ||||
Net operating income | 521,871 | 548,513 | 2,103,951 | 2,207,129 | ||||
Straight-line rent revenue | (14,096) | (17,653) | (73,476) | (143,329) | ||||
Amortization of deferred revenue related to tenant- funded and -built landlord improvements | (5,264) | (1,214) | (14,771) | (1,543) | ||||
Amortization of acquired below-market leases | (5,889) | (15,512) | (37,763) | (85,679) | ||||
Provision for expected credit losses on financial instruments | (341) | (434) | (56) | (434) | ||||
Net operating income (cash basis) | $496,281 | $513,700 | $1,977,885 | $1,976,144 | ||||
Net operating income (cash basis) – annualized | $1,985,124 | $2,054,800 | $1,977,885 | $1,976,144 | ||||
Net operating income (from above) | $521,871 | $548,513 | $2,103,951 | $2,207,129 | ||||
Total revenues | $754,414 | $788,945 | $3,026,556 | $3,116,394 | ||||
Operating margin | 69% | 70% | 70% | 71% | ||||
![]() | |
Definitions and Reconciliations (continued) | |
December 31, 2025 | |
Space Intentionally Blank | |
![]() | |
Definitions and Reconciliations (continued) | |
December 31, 2025 | |
Redevelopment – placed into | |||||||
Development – under construction | Properties | service after January 1, 2024 | Properties | ||||
99 Coolidge Avenue | 1 | 840 Winter Street | 1 | ||||
1450 Owens Street | 1 | Alexandria Center® for Advanced Technologies – Monte Villa Parkway | 6 | ||||
10075 Barnes Canyon Road | 1 | ||||||
421 Park Drive | 1 | 7 | |||||
4135 Campus Point Court | 1 | Acquisitions after January 1, 2024 | Properties | ||||
701 Dexter Avenue North | 1 | Other | 2 | ||||
Campus Point by Alexandria | — | 2 | |||||
6 | Unconsolidated real estate JVs | 3 | |||||
Development – placed into | Properties held for sale | 20 | |||||
service after January 1, 2024 | Properties | Total properties excluded from same properties | 58 | ||||
1150 Eastlake Avenue East | 1 | ||||||
9810 Darnestown Road | 1 | Same properties | 282 | ||||
9820 Darnestown Road | 1 | Total properties in North America as of December 31, 2025 | 340 | ||||
4155 Campus Point Court | 1 | ||||||
201 Brookline Avenue | 1 | ||||||
9808 Medical Center Drive | 1 | ||||||
230 Harriet Tubman Way | 1 | ||||||
500 North Beacon Street and 4 Kingsbury Avenue | 2 | ||||||
10935, 10945, and 10955 Alexandria Way | 3 | ||||||
12 | |||||||
Redevelopment – under construction | Properties | ||||||
40, 50, and 60 Sylvan Road | 3 | ||||||
269 East Grand Avenue | 1 | ||||||
8800 Technology Forest Place | 1 | ||||||
311 Arsenal Street | 1 | ||||||
Other | 2 | ||||||
8 | |||||||
![]() | |
Definitions and Reconciliations (continued) | |
December 31, 2025 | |
Three Months Ended | |||||||||
(Dollars in thousands) | 12/31/25 | 9/30/25 | 6/30/25 | 3/31/25 | 12/31/24 | ||||
Unencumbered net operating income | $521,871 | $512,710 | $535,766 | $530,691 | $547,921 | ||||
Encumbered net operating income | — | — | 1,841 | 1,072 | 592 | ||||
Total net operating income | $521,871 | $512,710 | $537,607 | $531,763 | $548,513 | ||||
Unencumbered net operating income as a percentage of total net operating income | 100.0% | 100.0% | 99.7% | 99.8% | 99.9% | ||||
Space Intentionally Blank | |
Three Months Ended | Year Ended | ||||||||||||
(In thousands) | 12/31/25 | 9/30/25 | 6/30/25 | 3/31/25 | 12/31/24 | 12/31/25 | 12/31/24 | ||||||
Basic shares for earnings per share | 170,394 | 170,181 | 170,135 | 170,522 | 172,262 | 170,307 | 172,071 | ||||||
Unvested RSAs with forfeitable dividends | — | — | — | — | — | — | — | ||||||
Diluted shares for earnings per share | 170,394 | 170,181 | 170,135 | 170,522 | 172,262 | 170,307 | 172,071 | ||||||
Basic shares for funds from operations per share and funds from operations per share, as adjusted | 170,394 | 170,181 | 170,135 | 170,522 | 172,262 | 170,307 | 172,071 | ||||||
Unvested RSAs with forfeitable dividends | 110 | 124 | 57 | 77 | — | 83 | — | ||||||
Diluted shares for funds from operations per share and funds from operations per share, as adjusted | 170,504 | 170,305 | 170,192 | 170,599 | 172,262 | 170,390 | 172,071 | ||||||
Weighted-average unvested RSAs with nonforfeitable dividends used in calculating the allocations of net income, funds from operations, and funds from operations, as adjusted | 1,570 | 1,917 | 1,998 | 2,053 | 2,417 | 1,883 | 2,779 | ||||||