| ☒ | QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 | |||||||
| ☐ | TRANSITION REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 | |||||||

| Wisconsin | 39-1344447 | |||||||
| (State or other jurisdiction of incorporation) | (I.R.S. Employer Identification No.) | |||||||
| Title of each class | Trading Symbol | Name of each exchange on which registered | ||||||
| Common Stock, $0.01 par value | PLXS | The Nasdaq Global Select Market | ||||||
| Large accelerated filer | x | Accelerated filer | ☐ | Non-accelerated filer | ☐ | ||||||||||||
Smaller reporting company | ☐ | Emerging growth company | ☐ | ||||||||||||||
| Three Months Ended | Six Months Ended | |||||||||||||||||||||||||
| April 4, 2026 | March 29, 2025 | April 4, 2026 | March 29, 2025 | |||||||||||||||||||||||
| Net sales | $ | 1,163,757 | $ | 980,170 | $ | 2,233,609 | $ | 1,956,292 | ||||||||||||||||||
| Cost of sales | 1,044,581 | 882,419 | 2,008,295 | 1,757,849 | ||||||||||||||||||||||
| Gross profit | 119,176 | 97,751 | 225,314 | 198,443 | ||||||||||||||||||||||
| Selling and administrative expenses | 57,339 | 48,960 | 109,013 | 98,109 | ||||||||||||||||||||||
| Restructuring and other charges, net | — | — | — | 4,683 | ||||||||||||||||||||||
| Operating income | 61,837 | 48,791 | 116,301 | 95,651 | ||||||||||||||||||||||
| Other income (expense): | ||||||||||||||||||||||||||
| Interest expense | (3,422) | (3,137) | (6,310) | (6,691) | ||||||||||||||||||||||
| Interest income | 812 | 871 | 1,796 | 2,105 | ||||||||||||||||||||||
| Miscellaneous, net | (1,350) | (1,502) | (2,878) | (2,548) | ||||||||||||||||||||||
| Income before income taxes | 57,877 | 45,023 | 108,909 | 88,517 | ||||||||||||||||||||||
| Income tax expense | 8,068 | 5,950 | 17,918 | 12,177 | ||||||||||||||||||||||
| Net income | $ | 49,809 | $ | 39,073 | $ | 90,991 | $ | 76,340 | ||||||||||||||||||
| Earnings per share: | ||||||||||||||||||||||||||
| Basic | $ | 1.86 | $ | 1.44 | $ | 3.40 | $ | 2.82 | ||||||||||||||||||
| Diluted | $ | 1.82 | $ | 1.41 | $ | 3.32 | $ | 2.75 | ||||||||||||||||||
| Weighted average shares outstanding: | ||||||||||||||||||||||||||
| Basic | 26,757 | 27,109 | 26,762 | 27,098 | ||||||||||||||||||||||
| Diluted | 27,310 | 27,662 | 27,369 | 27,726 | ||||||||||||||||||||||
| Comprehensive income: | ||||||||||||||||||||||||||
| Net income | $ | 49,809 | $ | 39,073 | $ | 90,991 | $ | 76,340 | ||||||||||||||||||
| Other comprehensive (loss) income: | ||||||||||||||||||||||||||
| Derivative instrument and other fair value adjustments | (6,888) | 863 | (3,718) | (15,893) | ||||||||||||||||||||||
| Foreign currency translation adjustments | (3,682) | 8,885 | (2,889) | (8,475) | ||||||||||||||||||||||
| Other comprehensive (loss) income | (10,570) | 9,748 | (6,607) | (24,368) | ||||||||||||||||||||||
| Total comprehensive income | $ | 39,239 | $ | 48,821 | $ | 84,384 | $ | 51,972 | ||||||||||||||||||
| April 4, 2026 | September 27, 2025 | |||||||||||||
| ASSETS | ||||||||||||||
| Current assets: | ||||||||||||||
| Cash and cash equivalents | $ | 303,133 | $ | 306,464 | ||||||||||
| Restricted cash | 48 | 294 | ||||||||||||
Accounts receivable, net of allowances of $2,380 and $2,381, respectively | 702,339 | 656,573 | ||||||||||||
| Contract assets | 160,382 | 150,654 | ||||||||||||
| Inventories | 1,373,732 | 1,229,839 | ||||||||||||
| Prepaid expenses and other | 97,569 | 54,969 | ||||||||||||
| Total current assets | 2,637,203 | 2,398,793 | ||||||||||||
| Property, plant and equipment, net | 535,171 | 546,052 | ||||||||||||
| Operating lease right-of-use assets | 68,632 | 72,863 | ||||||||||||
| Deferred income taxes | 91,663 | 91,349 | ||||||||||||
| Other assets | 28,300 | 28,053 | ||||||||||||
| Total non-current assets | 723,766 | 738,317 | ||||||||||||
| Total assets | $ | 3,360,969 | $ | 3,137,110 | ||||||||||
| LIABILITIES AND SHAREHOLDERS’ EQUITY | ||||||||||||||
| Current liabilities: | ||||||||||||||
| Current portion of long-term debt and finance lease obligations | $ | 143,112 | $ | 45,793 | ||||||||||
| Accounts payable | 851,909 | 726,597 | ||||||||||||
| Advanced payments from customers | 565,346 | 575,850 | ||||||||||||
| Accrued salaries and wages | 90,924 | 109,076 | ||||||||||||
| Other accrued liabilities | 60,989 | 61,367 | ||||||||||||
| Total current liabilities | 1,712,280 | 1,518,683 | ||||||||||||
| Long-term debt and finance lease obligations, net of current portion | 91,034 | 91,987 | ||||||||||||
| Long-term operating lease liabilities | 25,769 | 29,422 | ||||||||||||
| Deferred income taxes | 5,155 | 6,000 | ||||||||||||
| Other liabilities | 36,931 | 36,430 | ||||||||||||
| Total non-current liabilities | 158,889 | 163,839 | ||||||||||||
| Total liabilities | 1,871,169 | 1,682,522 | ||||||||||||
Commitments and contingencies | ||||||||||||||
| Shareholders’ equity: | ||||||||||||||
Preferred stock, $0.01 par value, 5,000 shares authorized, none issued or outstanding | — | — | ||||||||||||
Common stock, $0.01 par value, 200,000 shares authorized, 54,861 and 54,670 shares issued, respectively, and 26,757 and 26,828 shares outstanding, respectively | 549 | 547 | ||||||||||||
| Additional paid-in capital | 689,909 | 695,653 | ||||||||||||
Common stock held in treasury, at cost, 28,104 and 27,842 shares, respectively | (1,298,881) | (1,255,451) | ||||||||||||
| Retained earnings | 2,087,019 | 1,996,028 | ||||||||||||
| Accumulated other comprehensive income | 11,204 | 17,811 | ||||||||||||
| Total shareholders’ equity | 1,489,800 | 1,454,588 | ||||||||||||
| Total liabilities and shareholders’ equity | $ | 3,360,969 | $ | 3,137,110 | ||||||||||
| Three Months Ended | Six Months Ended | |||||||||||||||||||||||||
| April 4, 2026 | March 29, 2025 | April 4, 2026 | March 29, 2025 | |||||||||||||||||||||||
| Common stock - shares outstanding | ||||||||||||||||||||||||||
| Beginning of period | 26,713 | 27,062 | 26,828 | 27,122 | ||||||||||||||||||||||
| Exercise of stock options and vesting of other share-based awards | 153 | 146 | 191 | 171 | ||||||||||||||||||||||
| Treasury shares purchased | (109) | (86) | (262) | (171) | ||||||||||||||||||||||
| End of period | 26,757 | 27,122 | 26,757 | 27,122 | ||||||||||||||||||||||
| Total stockholders' equity, beginning of period | $ | 1,481,063 | $ | 1,319,069 | $ | 1,454,588 | $ | 1,324,825 | ||||||||||||||||||
| Common stock - par value | ||||||||||||||||||||||||||
| Beginning of period | 547 | 545 | 547 | 545 | ||||||||||||||||||||||
| Exercise of stock options and vesting of other share-based awards | 2 | 2 | 2 | 2 | ||||||||||||||||||||||
| End of period | 549 | 547 | 549 | 547 | ||||||||||||||||||||||
| Additional paid-in capital | ||||||||||||||||||||||||||
| Beginning of period | 699,374 | 684,555 | 695,653 | 680,638 | ||||||||||||||||||||||
| Share-based compensation expense | 7,920 | 7,781 | 15,685 | 14,771 | ||||||||||||||||||||||
| Exercise of stock options and vesting of other share-based awards, including tax withholding | (17,385) | (11,456) | (21,429) | (14,529) | ||||||||||||||||||||||
| End of period | 689,909 | 680,880 | 689,909 | 680,880 | ||||||||||||||||||||||
| Treasury stock | ||||||||||||||||||||||||||
| Beginning of period | (1,277,842) | (1,202,939) | (1,255,451) | (1,190,115) | ||||||||||||||||||||||
| Treasury shares purchased | (21,039) | (12,542) | (43,430) | (25,366) | ||||||||||||||||||||||
| End of period | (1,298,881) | (1,215,481) | (1,298,881) | (1,215,481) | ||||||||||||||||||||||
| Retained earnings | ||||||||||||||||||||||||||
| Beginning of period | 2,037,210 | 1,860,410 | 1,996,028 | 1,823,143 | ||||||||||||||||||||||
| Net income | 49,809 | 39,073 | 90,991 | 76,340 | ||||||||||||||||||||||
| End of period | 2,087,019 | 1,899,483 | 2,087,019 | 1,899,483 | ||||||||||||||||||||||
| Accumulated other comprehensive income (loss) | ||||||||||||||||||||||||||
| Beginning of period | 21,774 | (23,502) | 17,811 | 10,614 | ||||||||||||||||||||||
| Other comprehensive (loss) income | (10,570) | 9,748 | (6,607) | (24,368) | ||||||||||||||||||||||
| End of period | 11,204 | (13,754) | 11,204 | (13,754) | ||||||||||||||||||||||
| Total stockholders' equity, end of period | $ | 1,489,800 | $ | 1,351,675 | $ | 1,489,800 | $ | 1,351,675 | ||||||||||||||||||
| Six Months Ended | ||||||||||||||
| April 4, 2026 | March 29, 2025 | |||||||||||||
| Cash flows from operating activities | ||||||||||||||
| Net income | $ | 90,991 | $ | 76,340 | ||||||||||
Adjustments to reconcile net income to net cash flows from operating activities: | ||||||||||||||
| Depreciation and amortization | 38,493 | 38,925 | ||||||||||||
| Share-based compensation expense and related charges | 15,685 | 14,771 | ||||||||||||
| Other, net | (88) | (6,125) | ||||||||||||
| Changes in operating assets and liabilities, excluding impacts of currency: | ||||||||||||||
| Accounts receivable | (47,335) | 9,100 | ||||||||||||
| Contract assets | (9,770) | (15,624) | ||||||||||||
| Inventories | (145,413) | 25,310 | ||||||||||||
| Other current and non-current assets | (45,965) | (240) | ||||||||||||
| Accrued income taxes payable | (7,006) | (12,390) | ||||||||||||
| Accounts payable | 146,673 | 70,624 | ||||||||||||
| Advanced payments from customers | (9,945) | (95,297) | ||||||||||||
| Other current and non-current liabilities | (13,240) | (15,064) | ||||||||||||
| Cash flows provided by operating activities | 13,080 | 90,330 | ||||||||||||
| Cash flows from investing activities | ||||||||||||||
| Payments for property, plant and equipment | (47,650) | (46,726) | ||||||||||||
| Other, net | (29) | (28) | ||||||||||||
| Cash flows used in investing activities | (47,679) | (46,754) | ||||||||||||
| Cash flows from financing activities | ||||||||||||||
| Borrowings under debt agreements | 384,500 | 127,000 | ||||||||||||
| Payments on debt and finance lease obligations | (289,863) | (165,202) | ||||||||||||
| Repurchases of common stock | (43,430) | (25,366) | ||||||||||||
| Payments related to tax withholding for share-based compensation | (21,426) | (14,527) | ||||||||||||
| Cash flows provided by (used in) financing activities | 29,781 | (78,095) | ||||||||||||
| Effect of exchange rate changes on cash and cash equivalents | 1,241 | (2,381) | ||||||||||||
| Net decrease in cash and cash equivalents and restricted cash | (3,577) | (36,900) | ||||||||||||
| Cash and cash equivalents and restricted cash: | ||||||||||||||
| Beginning of period | 306,758 | 347,462 | ||||||||||||
| End of period | $ | 303,181 | $ | 310,562 | ||||||||||
| April 4, 2026 | September 27, 2025 | |||||||||||||
| Raw materials | $ | 1,186,396 | $ | 1,069,064 | ||||||||||
| Work-in-process | 87,845 | 57,988 | ||||||||||||
| Finished goods | 99,491 | 102,787 | ||||||||||||
| Total inventories | $ | 1,373,732 | $ | 1,229,839 | ||||||||||
| April 4, 2026 | September 27, 2025 | |||||||||||||
4.22% Senior Notes, due June 15, 2028 | $ | 50,000 | $ | 50,000 | ||||||||||
| Borrowings under the Credit Facility | 137,000 | 40,000 | ||||||||||||
| Finance lease and other financing obligations | 47,499 | 48,274 | ||||||||||||
| Unamortized deferred financing fees | (353) | (494) | ||||||||||||
| Total obligations | 234,146 | 137,780 | ||||||||||||
| Less: current portion | (143,112) | (45,793) | ||||||||||||
| Long-term debt, finance lease and other financing obligations, net of current portion | $ | 91,034 | $ | 91,987 | ||||||||||
The Effect of Cash Flow Hedge Accounting on Accumulated Other Comprehensive Income ("OCI") (in thousands) | ||||||||||||||
| for the Three Months Ended | ||||||||||||||
| Derivatives in cash flow hedging relationships | Amount of Gain Recognized in OCI on Derivatives | |||||||||||||
| April 4, 2026 | March 29, 2025 | |||||||||||||
| Foreign currency forward contracts | $ | 1,494 | $ | 1,854 | ||||||||||
Derivative Impact on Gain Recognized in Condensed Consolidated Statements of Comprehensive Income (in thousands) | ||||||||||||||||||||
| for the Three Months Ended | ||||||||||||||||||||
| Derivatives in cash flow hedging relationships | Classification of Gain Reclassified from Accumulated OCI into Income | Amount of Gain Reclassified from Accumulated OCI into Income | ||||||||||||||||||
| April 4, 2026 | March 29, 2025 | |||||||||||||||||||
| Foreign currency forward contracts | Cost of sales | $ | 7,878 | $ | 896 | |||||||||||||||
| Foreign currency forward contracts | Selling and administrative expenses | 504 | 95 | |||||||||||||||||
| Derivatives not designated as hedging instruments | Location of (Loss) Gain Recognized on Derivatives in Income | Amount of (Loss) Gain on Derivatives Recognized in Income | ||||||||||||||||||
| April 4, 2026 | March 29, 2025 | |||||||||||||||||||
| Foreign currency forward contracts | Miscellaneous, net | $ | (606) | $ | 736 | |||||||||||||||
The Effect of Cash Flow Hedge Accounting on Accumulated Other Comprehensive Income ("OCI") (in thousands) | ||||||||||||||
for the Six Months Ended | ||||||||||||||
| Derivatives in cash flow hedging relationships | Amount of Gain (Loss) Recognized in OCI on Derivatives | |||||||||||||
| April 4, 2026 | March 29, 2025 | |||||||||||||
| Foreign currency forward contracts | $ | 9,918 | $ | (12,449) | ||||||||||
| Derivatives not designated as hedging instruments | Location of Gain (Loss) Recognized on Derivatives in Income | Amount of Gain (Loss) on Derivatives Recognized in Income | ||||||||||||||||||
| April 4, 2026 | March 29, 2025 | |||||||||||||||||||
| Foreign currency forward contracts | Miscellaneous, net | $ | 1,586 | $ | (3,478) | |||||||||||||||
Fair Value Measurements Using Input Levels Asset (in thousands) | ||||||||||||||||||||||||||
Fiscal period ended April 4, 2026 | Level 1 | Level 2 | Level 3 | Total | ||||||||||||||||||||||
| Derivatives | ||||||||||||||||||||||||||
| $ | — | $ | 4,226 | $ | — | $ | 4,226 | |||||||||||||||||||
Fiscal period ended September 27, 2025 | ||||||||||||||||||||||||||
| Derivatives | ||||||||||||||||||||||||||
| $ | — | $ | 10,110 | $ | — | $ | 10,110 | |||||||||||||||||||
| Three Months Ended | Six Months Ended | |||||||||||||||||||||||||
| April 4, 2026 | March 29, 2025 | April 4, 2026 | March 29, 2025 | |||||||||||||||||||||||
| Net income | $ | 49,809 | $ | 39,073 | $ | 90,991 | $ | 76,340 | ||||||||||||||||||
| Basic weighted average common shares outstanding | 26,757 | 27,109 | 26,762 | 27,098 | ||||||||||||||||||||||
| Dilutive effect of share-based awards and options outstanding | 553 | 553 | 607 | 628 | ||||||||||||||||||||||
| Diluted weighted average shares outstanding | 27,310 | 27,662 | 27,369 | 27,726 | ||||||||||||||||||||||
| Earnings per share: | ||||||||||||||||||||||||||
| Basic | $ | 1.86 | $ | 1.44 | $ | 3.40 | $ | 2.82 | ||||||||||||||||||
| Diluted | $ | 1.82 | $ | 1.41 | $ | 3.32 | $ | 2.75 | ||||||||||||||||||
| Three Months Ended | Six Months Ended | |||||||||||||||||||||||||
| April 4, 2026 | March 29, 2025 | April 4, 2026 | March 29, 2025 | |||||||||||||||||||||||
| Finance lease expense: | ||||||||||||||||||||||||||
| Amortization of right-of-use assets | $ | 1,203 | $ | 1,374 | $ | 2,508 | $ | 2,731 | ||||||||||||||||||
| Interest on lease liabilities | 1,326 | 1,275 | 2,928 | 2,701 | ||||||||||||||||||||||
| Operating lease expense | 2,606 | 2,610 | 5,414 | 5,194 | ||||||||||||||||||||||
| Other lease expense | 906 | 1,520 | 2,403 | 2,428 | ||||||||||||||||||||||
| Total | $ | 6,041 | $ | 6,779 | $ | 13,253 | $ | 13,054 | ||||||||||||||||||
| Financial Statement Line Item | April 4, 2026 | September 27, 2025 | ||||||||||||
| ASSETS | ||||||||||||||
| Finance lease assets | Property, plant and equipment, net | $ | 34,507 | $ | 36,127 | |||||||||
| Operating lease assets | Operating lease right-of-use assets | 68,632 | 72,863 | |||||||||||
| Total lease assets | $ | 103,139 | $ | 108,990 | ||||||||||
| LIABILITIES AND SHAREHOLDERS' EQUITY | ||||||||||||||
| Current | ||||||||||||||
| Current portion of long-term debt and finance lease obligations | $ | 3,263 | $ | 3,468 | ||||||||||
| Other accrued liabilities | 7,758 | 8,253 | ||||||||||||
| Non-current | ||||||||||||||
| Long-term debt and finance lease obligations, net of current portion | 40,665 | 41,071 | ||||||||||||
| Operating lease liabilities | Long-term operating lease liabilities | 25,769 | 29,422 | |||||||||||
| Total lease liabilities | $ | 77,455 | $ | 82,214 | ||||||||||
Three Months Ended April 4, 2026 | ||||||||||||||||||||||||||||||||
| AMER | APAC | EMEA | Eliminations | Total | ||||||||||||||||||||||||||||
| Net sales | $ | 396,980 | $ | 651,960 | $ | 115,753 | $ | (936) | $ | 1,163,757 | ||||||||||||||||||||||
| Cost of sales | 355,603 | 554,754 | 106,433 | |||||||||||||||||||||||||||||
| Selling and administrative expenses | 6,327 | 3,469 | 1,994 | |||||||||||||||||||||||||||||
| Segment income | $ | 35,050 | $ | 93,737 | $ | 7,326 | $ | 136,113 | ||||||||||||||||||||||||
| Corporate and other costs | 74,276 | |||||||||||||||||||||||||||||||
| Other income (expense): | ||||||||||||||||||||||||||||||||
| Interest expense | (3,422) | |||||||||||||||||||||||||||||||
| Interest income | 812 | |||||||||||||||||||||||||||||||
| Miscellaneous, net | (1,350) | |||||||||||||||||||||||||||||||
| Income before income taxes | $ | 57,877 | ||||||||||||||||||||||||||||||
Three Months Ended March 29, 2025 | ||||||||||||||||||||||||||||||||
| AMER | APAC | EMEA | Eliminations | Total | ||||||||||||||||||||||||||||
| Net sales | $ | 295,195 | $ | 587,010 | $ | 102,612 | $ | (4,647) | $ | 980,170 | ||||||||||||||||||||||
| Cost of sales | 267,058 | 501,754 | 96,266 | |||||||||||||||||||||||||||||
| Selling and administrative expenses | 4,974 | 3,017 | 2,554 | |||||||||||||||||||||||||||||
| Segment income | $ | 23,163 | $ | 82,239 | $ | 3,792 | $ | 109,194 | ||||||||||||||||||||||||
| Corporate and other costs | 60,403 | |||||||||||||||||||||||||||||||
| Other income (expense): | ||||||||||||||||||||||||||||||||
| Interest expense | (3,137) | |||||||||||||||||||||||||||||||
| Interest income | 871 | |||||||||||||||||||||||||||||||
| Miscellaneous, net | (1,502) | |||||||||||||||||||||||||||||||
| Income before income taxes | $ | 45,023 | ||||||||||||||||||||||||||||||
Six Months Ended April 4, 2026 | ||||||||||||||||||||||||||||||||
| AMER | APAC | EMEA | Eliminations | Total | ||||||||||||||||||||||||||||
| Net sales | $ | 741,742 | $ | 1,263,664 | $ | 234,137 | $ | (5,934) | $ | 2,233,609 | ||||||||||||||||||||||
| Cost of sales | 670,298 | 1,076,397 | 213,538 | |||||||||||||||||||||||||||||
| Selling and administrative expenses | 12,443 | 6,763 | 3,861 | |||||||||||||||||||||||||||||
| Segment income | $ | 59,001 | $ | 180,504 | $ | 16,738 | $ | 256,243 | ||||||||||||||||||||||||
| Corporate and other costs | 139,942 | |||||||||||||||||||||||||||||||
| Other income (expense): | ||||||||||||||||||||||||||||||||
| Interest expense | (6,310) | |||||||||||||||||||||||||||||||
| Interest income | 1,796 | |||||||||||||||||||||||||||||||
| Miscellaneous, net | (2,878) | |||||||||||||||||||||||||||||||
| Income before income taxes | $ | 108,909 | ||||||||||||||||||||||||||||||
Six Months Ended March 29, 2025 | ||||||||||||||||||||||||||||||||
| AMER | APAC | EMEA | Eliminations | Total | ||||||||||||||||||||||||||||
| Net sales | $ | 569,066 | $ | 1,194,157 | $ | 203,850 | $ | (10,781) | $ | 1,956,292 | ||||||||||||||||||||||
| Cost of sales | 514,916 | 1,017,921 | 190,953 | |||||||||||||||||||||||||||||
| Selling and administrative expenses | 11,866 | 6,249 | 4,601 | |||||||||||||||||||||||||||||
| Segment income | $ | 42,284 | $ | 169,987 | $ | 8,296 | $ | 220,567 | ||||||||||||||||||||||||
| Restructuring and other charges | 4,683 | |||||||||||||||||||||||||||||||
| Corporate and other costs | 120,233 | |||||||||||||||||||||||||||||||
| Other income (expense): | ||||||||||||||||||||||||||||||||
| Interest expense | (6,691) | |||||||||||||||||||||||||||||||
| Interest income | 2,105 | |||||||||||||||||||||||||||||||
| Miscellaneous, net | (2,548) | |||||||||||||||||||||||||||||||
| Income before income taxes | $ | 88,517 | ||||||||||||||||||||||||||||||
| Three Months Ended | Six Months Ended | |||||||||||||||||||||||||
| April 4, 2026 | March 29, 2025 | April 4, 2026 | March 29, 2025 | |||||||||||||||||||||||
| Capital expenditures: | ||||||||||||||||||||||||||
| AMER | $ | 7,325 | $ | 3,155 | $ | 12,893 | $ | 15,687 | ||||||||||||||||||
| APAC | 2,021 | 13,262 | 29,737 | 24,875 | ||||||||||||||||||||||
| EMEA | 398 | 1,043 | 783 | 1,166 | ||||||||||||||||||||||
| Corporate | 2,711 | 2,738 | 4,237 | 4,998 | ||||||||||||||||||||||
| $ | 12,455 | $ | 20,198 | $ | 47,650 | $ | 46,726 | |||||||||||||||||||
| Depreciation: | ||||||||||||||||||||||||||
| AMER | $ | 5,843 | $ | 5,700 | $ | 11,666 | $ | 11,454 | ||||||||||||||||||
| APAC | 7,566 | 8,353 | 15,830 | 16,393 | ||||||||||||||||||||||
| EMEA | 2,429 | 1,916 | 5,092 | 5,658 | ||||||||||||||||||||||
| Corporate | 3,419 | 3,251 | 5,905 | 4,827 | ||||||||||||||||||||||
| $ | 19,257 | $ | 19,220 | $ | 38,493 | $ | 38,332 | |||||||||||||||||||
| Six Months Ended | |||||||||||
| April 4, 2026 | March 29, 2025 | ||||||||||
| Reserve balance, beginning of period | $ | 7,419 | $ | 6,752 | |||||||
| Accruals for warranties issued during the period | 2,704 | 1,550 | |||||||||
| Settlements (in cash or in kind) during the period | (1,799) | (574) | |||||||||
| Reserve balance, end of period | $ | 8,324 | $ | 7,728 | |||||||
| Three Months Ended | Six Months Ended | |||||||||||||||||||||||||
| April 4, 2026 | March 29, 2025 | April 4, 2026 | March 29, 2025 | |||||||||||||||||||||||
| Net sales: | ||||||||||||||||||||||||||
| Aerospace/Defense | $ | 212,218 | $ | 172,516 | $ | 390,149 | $ | 332,246 | ||||||||||||||||||
| Healthcare/Life Sciences | 472,869 | 410,642 | 938,896 | 784,731 | ||||||||||||||||||||||
| Industrial | 478,670 | 397,012 | 904,564 | 839,315 | ||||||||||||||||||||||
| Total net sales | $ | 1,163,757 | $ | 980,170 | $ | 2,233,609 | $ | 1,956,292 | ||||||||||||||||||
| Six Months Ended | ||||||||||||||
| April 4, 2026 | March 29, 2025 | |||||||||||||
| Contract assets, beginning of period | $ | 150,654 | $ | 120,560 | ||||||||||
| Revenue recognized during the period | 1,898,567 | 1,646,863 | ||||||||||||
| Amounts collected or invoiced during the period | (1,888,839) | (1,631,292) | ||||||||||||
| Contract assets, end of period | $ | 160,382 | $ | 136,131 | ||||||||||
| Three Months Ended | Six Months Ended | |||||||||||||||||||||||||
| April 4, 2026 | March 29, 2025 | April 4, 2026 | March 29, 2025 | |||||||||||||||||||||||
| Net sales | $ | 1,163.8 | $ | 980.2 | $ | 2,233.6 | $ | 1,956.3 | ||||||||||||||||||
| Cost of sales | 1,044.6 | 882.4 | 2,008.3 | 1,757.8 | ||||||||||||||||||||||
| Gross profit | 119.2 | 97.8 | 225.3 | 198.4 | ||||||||||||||||||||||
| Gross margin | 10.2 | % | 10.0 | % | 10.1 | % | 10.1 | % | ||||||||||||||||||
| Operating income | 61.8 | 48.8 | 116.3 | 95.7 | ||||||||||||||||||||||
| Operating margin | 5.3 | % | 5.0 | % | 5.2 | % | 4.9 | % | ||||||||||||||||||
| Other expense | 4.0 | 3.8 | 7.4 | 7.1 | ||||||||||||||||||||||
| Income tax expense | 8.1 | 6.0 | 17.9 | 12.2 | ||||||||||||||||||||||
| Net income | 49.8 | 39.1 | 91.0 | 76.3 | ||||||||||||||||||||||
| Diluted earnings per share | $ | 1.82 | $ | 1.41 | $ | 3.32 | $ | 2.75 | ||||||||||||||||||
| Return on invested capital* | 13.8 | % | 13.7 | % | ||||||||||||||||||||||
| Economic return* | 4.8 | % | 4.8 | % | ||||||||||||||||||||||
| *Non-GAAP metric; refer to "Return on Invested Capital ("ROIC") and economic return" below and Exhibit 99.1 for more information. | ||||||||||||||||||||||||||
| Three Months Ended | Six Months Ended | |||||||||||||||||||||||||
| April 4, 2026 | March 29, 2025 | April 4, 2026 | March 29, 2025 | |||||||||||||||||||||||
| Net sales: | ||||||||||||||||||||||||||
| AMER | $ | 396.9 | $ | 295.2 | $ | 741.7 | $ | 569.1 | ||||||||||||||||||
| APAC | 652.0 | 587.0 | 1,263.7 | 1,194.2 | ||||||||||||||||||||||
| EMEA | 115.8 | 102.6 | 234.1 | 203.9 | ||||||||||||||||||||||
| Elimination of inter-segment sales | (0.9) | (4.6) | (5.9) | (10.9) | ||||||||||||||||||||||
| Total net sales | $ | 1,163.8 | $ | 980.2 | $ | 2,233.6 | $ | 1,956.3 | ||||||||||||||||||
| Three Months Ended | Six Months Ended | |||||||||||||||||||||||||
| April 4, 2026 | March 29, 2025 | April 4, 2026 | March 29, 2025 | |||||||||||||||||||||||
| Net sales: | ||||||||||||||||||||||||||
| Aerospace/Defense | $ | 212.2 | $ | 172.5 | $ | 390.1 | $ | 332.2 | ||||||||||||||||||
| Healthcare/Life Sciences | 472.9 | 410.7 | 938.9 | 784.8 | ||||||||||||||||||||||
| Industrial | 478.7 | 397.0 | 904.6 | 839.3 | ||||||||||||||||||||||
| Total net sales | $ | 1,163.8 | $ | 980.2 | $ | 2,233.6 | $ | 1,956.3 | ||||||||||||||||||
| Three Months Ended | Six Months Ended | |||||||||||||||||||||||||
| April 4, 2026 | March 29, 2025 | April 4, 2026 | March 29, 2025 | |||||||||||||||||||||||
| Operating income: | ||||||||||||||||||||||||||
| AMER | $ | 35.0 | $ | 23.2 | $ | 59.0 | $ | 42.3 | ||||||||||||||||||
| APAC | 93.7 | 82.2 | 180.5 | 170.0 | ||||||||||||||||||||||
| EMEA | 7.3 | 3.8 | 16.7 | 8.3 | ||||||||||||||||||||||
| Corporate and other costs | (74.2) | (60.4) | (139.9) | (124.9) | ||||||||||||||||||||||
| Total operating income | $ | 61.8 | $ | 48.8 | $ | 116.3 | $ | 95.7 | ||||||||||||||||||
| Six Months Ended | ||||||||||||||
| April 4, 2026 | March 29, 2025 | |||||||||||||
| Adjusted operating income (tax-effected) | $ | 193.1 | $ | 174.6 | ||||||||||
| Average invested capital | 1,401.1 | 1,276.7 | ||||||||||||
| After-tax ROIC | 13.8 | % | 13.7 | % | ||||||||||
| WACC | 9.0 | % | 8.9 | % | ||||||||||
| Economic return | 4.8 | % | 4.8 | % | ||||||||||
| Six Months Ended | ||||||||||||||
| April 4, 2026 | March 29, 2025 | |||||||||||||
| Cash flows provided by operating activities | $ | 13.1 | $ | 90.3 | ||||||||||
| Cash flows used in investing activities | (47.7) | (46.7) | ||||||||||||
| Cash flows provided by (used in) financing activities | 29.8 | (78.1) | ||||||||||||
| Effect of exchange rate changes on cash and cash equivalents | 1.2 | (2.4) | ||||||||||||
| Net decrease in cash and cash equivalents and restricted cash | $ | (3.6) | $ | (36.9) | ||||||||||
| Three Months Ended | ||||||||||||||
| April 4, 2026 | March 29, 2025 | |||||||||||||
| Days in accounts receivable | 55 | 57 | ||||||||||||
| Days in contract assets | 12 | 12 | ||||||||||||
| Days in inventory | 120 | 132 | ||||||||||||
| Days in accounts payable | (74) | (70) | ||||||||||||
| Days in advanced payments | (49) | (63) | ||||||||||||
| Annualized cash cycle | 64 | 68 | ||||||||||||
| Six Months Ended | ||||||||||||||
| April 4, 2026 | March 29, 2025 | |||||||||||||
| Cash flows provided by operating activities | $ | 13.1 | $ | 90.3 | ||||||||||
| Payments for property, plant and equipment | (47.7) | (46.7) | ||||||||||||
| Free cash flow | $ | (34.6) | $ | 43.6 | ||||||||||
| Period | Total number of shares purchased | Average price paid per share | Total number of shares purchased as part of publicly announced plans or programs | Maximum approximate dollar value of shares that may yet be purchased under the plans or programs (1) | ||||||||||||||||||||||
| January 4, 2026 - January 31, 2026 | 37,785 | $ | 169.75 | 37,785 | $ | 56,225,818 | ||||||||||||||||||||
| February 1, 2026 - February 28, 2026 | 33,390 | 202.46 | 33,390 | 49,465,610 | ||||||||||||||||||||||
| March 1, 2026 - April 4, 2026 | 37,930 | 196.96 | 37,930 | 41,994,872 | ||||||||||||||||||||||
| Total | 109,105 | $ | 189.22 | 109,105 | ||||||||||||||||||||||
| Exhibit No. | Exhibit | |||||||
| 31.1 | ||||||||
| 31.2 | ||||||||
| 32.1 | ||||||||
| 32.2 | ||||||||
| 99.1 | ||||||||
| 101 | The following materials from Plexus Corp.’s Quarterly Report on Form 10-Q for the fiscal quarter ended April 4, 2026, formatted in Inline Extensible Business Reporting Language ("XBRL"): (i) the Condensed Consolidated Statements of Comprehensive Income, (ii) the Condensed Consolidated Balance Sheets, (iii) the Condensed Consolidated Statements of Shareholders’ Equity, (iv) the Condensed Consolidated Statements of Cash Flows, (v) Notes to Condensed Consolidated Financial Statements, and (vi) the information included in Part II, Item 5(c). | |||||||
| 101.INS | Inline XBRL Instance Document (the instance document does not appear in the interactive data file because its XBRL tags are embedded within the inline XBRL document). | |||||||
| 101.SCH | Inline XBRL Taxonomy Extension Schema Document. | |||||||
| 101.CAL | Inline XBRL Taxonomy Extension Calculation Linkbase Document. | |||||||
| 101.LAB | Inline XBRL Taxonomy Extension Label Linkbase Document. | |||||||
| 101.PRE | Inline XBRL Taxonomy Extension Presentation Linkbase Document. | |||||||
| 101.DEF | Inline XBRL Taxonomy Extension Definition Linkbase Document. | |||||||
| 104 | The cover page from the Company’s Quarterly Report on Form 10-Q for the fiscal second quarter ended April 4, 2026, formatted in Inline XBRL and contained in Exhibit 101. | |||||||
| Plexus Corp. | ||||||||||||||
| Registrant | ||||||||||||||
| Date: | May 7, 2026 | /s/ Todd P. Kelsey | ||||||||||||
| Todd P. Kelsey | ||||||||||||||
| President and Chief Executive Officer | ||||||||||||||
| Date: | May 7, 2026 | /s/ Patrick J. Jermain | ||||||||||||
| Patrick J. Jermain | ||||||||||||||
| Executive Vice President and Chief Financial Officer | ||||||||||||||
| /s/ Todd P. Kelsey | |||||
| Todd P. Kelsey | |||||
| President and Chief Executive Officer | |||||
| /s/ Patrick J. Jermain | |||||
Patrick J. Jermain | |||||
Executive Vice President and Chief Financial Officer | |||||
| /s/ Todd P. Kelsey | |||||
| Todd P. Kelsey | |||||
| President and Chief Executive Officer | |||||
| May 7, 2026 | |||||
| /s/ Patrick J. Jermain | |||||
| Patrick J. Jermain | |||||
| Executive Vice President and Chief Financial Officer | |||||
| May 7, 2026 | |||||
| Apr 4, | Jan 3, | Sep 27, | Jun 28, | Mar 29, | Dec 28, | Sep 28, | |||||||||||||||||||||||||||||||||||
| 2026 | 2026 | 2025 | 2025 | 2025 | 2024 | 2024 | |||||||||||||||||||||||||||||||||||
| Equity | $ | 1,489,800 | $ | 1,481,063 | $ | 1,454,588 | $ | 1,419,085 | $ | 1,351,675 | $ | 1,319,069 | $ | 1,324,825 | |||||||||||||||||||||||||||
| Plus: | |||||||||||||||||||||||||||||||||||||||||
| Debt and finance lease obligations - current | 143,112 | 66,837 | 45,793 | 50,678 | 121,014 | 121,977 | 157,325 | ||||||||||||||||||||||||||||||||||
| Operating lease obligations - current (1) | 7,758 | 7,943 | 8,253 | 8,470 | 9,968 | 14,875 | 14,697 | ||||||||||||||||||||||||||||||||||
| Debt and finance lease obligations - long-term | 91,034 | 91,139 | 91,987 | 92,215 | 88,761 | 88,728 | 89,993 | ||||||||||||||||||||||||||||||||||
| Operating lease obligations - long-term | 25,769 | 27,327 | 29,422 | 31,192 | 32,720 | 35,124 | 32,275 | ||||||||||||||||||||||||||||||||||
| Less: Cash and cash equivalents | (303,133) | (248,825) | (306,464) | (237,567) | (310,531) | (317,161) | (345,109) | ||||||||||||||||||||||||||||||||||
| $ | 1,454,340 | $ | 1,425,484 | $ | 1,323,579 | $ | 1,364,073 | $ | 1,293,607 | $ | 1,262,612 | $ | 1,274,006 | ||||||||||||||||||||||||||||
| (1) | Included in other accrued liabilities on the Condensed Consolidated Balance Sheets. | |||||||||||||||||||