General Motors Co

The core brands of vehicles that we sell, representing approximately 89% of the new vehicles that we sold in 2025, are manufactured by Toyota (including Lexus), Honda, Ford, General Motors, BMW, Mercedes-Benz, Stellantis, and Volkswagen (including Audi and Porsche).

Sales to General Motors Company (GM) were approximately 44% of our consolidated net sales in 2025, 42% in 2024, and 39% in 2023.

In fiscal 2026, our three largest customers, General Motors Company, Ford Motor Company and Stellantis, accounted for 27%, 21% and 16%, respectively, of our annual sales.

Net sales and significant segment expenses are as follows (in thousands): Three Months Ended Nine Months Ended March 29, 2026 March 30, 2025 March 29, 2026 March 30, 2025 Net sales $ 137,632 $ 144,082 $ 427,565 $ 413,053 Significant expenses: Direct material costs 73,858 78,696 234,169 229,270 Labor and overhead costs 41,113 42,281 121,679 124,606 Selling costs 2,803 2,563 8,157 7,648 Administrative costs 8,507 6,293 23,082 16,991 Engineering costs 6,305 7,164 20,123 20,256 Interest income (879 ) (529 ) (2,641 ) (1,286 ) Interest expense 70 243 322 795 Other (income) expense, net 748 16 (668 ) 369 Income tax expense 1,282 1,644 5,337 3,547 Net income 3,825 5,711 18,005 10,857 Net income attributable to non-controlling interest 585 315 1,289 439 Net income attributable to Strattec $ 3,240 $ 5,396 $ 16,716 $ 10,418 Sales by product group were as follows (in thousands): Three Months Ended Nine Months Ended March 29, 2026 March 30, 2025 March 29, 2026 March 30, 2025 Power access solutions $ 33,481 $ 36,508 $ 106,063 $ 101,570 Door handles & exterior trim 35,319 35,315 108,980 103,559 Keys & locksets 27,861 27,817 83,948 70,905 Latches 17,415 18,944 53,466 55,763 User interface controls 11,137 12,817 36,474 40,647 Aftermarket and service 9,962 9,980 30,139 32,619 Other 2,457 2,701 8,495 7,990 $ 137,632 $ 144,082 $ 427,565 $ 413,053 Sales to and receivables from customers that individually accounted for 10% or more of the Company's total net sales were as follows (in thousands and percent of total): Three Months Ended Nine Months Ended March 29, 2026 March 30, 2025 March 29, 2026 March 30, 2025 Net Sales % Net Sales % Net Sales % Net Sales % General Motors Company $ 37,471 27 % $ 40,920 28 % $ 118,635 28 % $ 122,630 30 % Ford Motor Company 28,828 21 32,538 23 88,123 21 93,631 23 Stellantis 21,769 16 20,956 15 69,890 16 45,448 11 $ 88,068 64 % $ 94,414 66 % $ 276,648 65 % $ 261,709 64 %

Sales by product group were as follows (in thousands): Three Months Ended Six Months Ended December 28, 2025 December 29, 2024 December 28, 2025 December 29, 2024 Power access solutions $ 34,458 $ 31,720 $ 72,582 $ 65,062 Door handles & exterior trim 35,016 32,903 73,661 68,244 Keys & locksets 26,757 20,066 56,087 43,088 Latches 16,322 17,708 36,051 36,819 User interface controls 12,491 13,991 25,337 27,830 Aftermarket and service 9,420 11,091 20,177 22,639 Other 3,070 2,440 6,038 5,289 $ 137,534 $ 129,919 $ 289,933 $ 268,971 Sales to and receivables from customers that individually accounted for 10% or more of the Company's total net sales were as follows (in thousands and percent of total): Three Months Ended Six Months Ended December 28, 2025 December 29, 2024 December 28, 2025 December 29, 2024 Net Sales % Net Sales % Net Sales % Net Sales % General Motors Company $ 39,386 29 % $ 39,550 30 % $ 81,164 28 % $ 81,710 30 % Ford Motor Company 25,436 18 28,956 22 59,295 20 61,093 23 Stellantis 25,329 18 11,727 9 48,121 17 24,492 9 $ 90,151 65 % $ 80,233 61 % $ 188,580 65 % $ 167,295 62 % December 28, 2025 June 29, 2025 Receivables % Receivables % General Motors Company $ 22,433 25 % $ 26,581 26 % Ford Motor Company 16,679 19 19,916 20 Stellantis 17,709 20 14,812 15 $ 56,821 64 % $ 61,309 61 %

Three Months Ended September 28, 2025 September 29, 2024 Net sales $ 152,399 $ 139,052 Significant expenses: Direct material costs 83,888 78,070 Labor and overhead costs 42,176 42,061 Selling costs 2,820 2,611 Administrative costs 6,071 4,540 Engineering costs 6,997 6,707 Interest income (877 ) (349 ) Interest expense 156 295 Other income, net 275 (129 ) Income tax expense 2,356 1,498 Net income 8,537 3,748 Net income attributable to non-controlling interest 8 45 Net income attributable to Strattec $ 8,529 $ 3,703 Sales by product group were as follows (in thousands): Three Months Ended September 28, 2025 September 29, 2024 Power access solutions $ 38,124 $ 33,342 Door handles & exterior trim 38,645 35,341 Keys & locksets 29,330 23,022 Latches 19,729 19,111 User interface controls 12,846 13,839 Aftermarket and service 10,757 11,548 Other 2,968 2,849 $ 152,399 $ 139,052 Sales to and receivables from customers that individually accounted for 10% or more of the Company's total net sales were as follows (in thousands and percent of total): Three Months Ended September 28, 2025 September 29, 2024 Net Sales % Net Sales % General Motors Company $ 41,778 27 % $ 42,160 30 % Ford Motor Company 33,859 22 32,137 23 Stellantis 22,792 15 12,765 9 $ 98,429 64 % $ 87,062 62 % September 28, 2025 September 29, 2024 Receivables % Receivables % General Motors Company $ 27,080 26 % $ 30,959 30 % Ford Motor Company 22,293 22 24,866 24 Stellantis 17,049 17 11,062 11 $ 66,422 65 % $ 66,887 65 %

Sales and net tangible long-lived assets (property, plant and equipment, net and right-of-use assets) are presented by country; sales are attributed based on the location to which products were shipped (in thousands): Net Sales Tangible Long-Lived Assets Years Ended As of June 28, 2026 June 29, 2025 June 30, 2024 June 28, 2026 June 29, 2025 United States $ 387,046 $ 381,405 $ 382,386 $ 24,142 $ 26,186 Foreign: Mexico $ 58,967 $ 52,845 $ 42,979 $ 47,443 $ 53,633 Canada 69,443 59,717 57,061 43 20 Korea 50,610 56,855 44,735 - 9 Other 13,326 14,244 10,605 388 504 $ 579,392 $ 565,066 $ 537,766 $ 72,016 $ 80,352 Sales by product group were as follows (in thousands and percent of total net sales): Years Ended June 28, 2026 June 29, 2025 June 30, 2024 Net Sales % Net Sales % Net Sales % Door handles & exterior trim $ 147,317 25% $ 140,554 25% $ 135,355 25% Power access solutions 141,077 24% 138,402 24% 126,680 24% Keys & locksets 118,659 21% 99,788 18% 106,374 20% Latches 71,684 12% 75,359 13% 67,844 13% User interface controls 49,675 9% 53,405 9% 47,637 9% Aftermarket and service 40,121 7% 46,703 8% 42,732 8% Other 10,859 2% 10,855 2% 11,144 2% $ 579,392 100% $ 565,066 100% $ 537,766 100% Sales to and receivables from customers that individually accounted for 10% or more of the Company's total net sales were as follows (in thousands and percent of total): Years Ended June 28, 2026 June 29, 2025 June 30, 2024 Net Sales % Net Sales % Net Sales % General Motors Company $ 158,712 27% $ 165,701 29% $ 163,097 30% Ford Motor Company 120,555 21% 129,193 23% 114,937 21% Stellantis 94,226 16% 65,821 12% 77,665 14% $ 373,493 64% $ 360,715 64% $ 355,699 66% Years Ended June 28, 2026 June 29, 2025 Receivables % Receivables % General Motors Company $ 24,144 24% $ 26,581 26% Ford Motor Company 18,355 19% 19,916 20% Stellantis 17,087 17% 14,812 15% $ 59,586 60% $ 61,309 60%

Our top customer, General Motors, represented approximately 25% of revenues; and

In 2025, 2024 and 2023, General Motors accounted for approximately 25%, 18% and 20% of our total operating revenues, respectively, and Ford accounted for approximately 6%, 17% and 6%, respectively.

The Company’s worldwide net sales to General Motors Company during the years ended December 31, 2025, 2024, and 2023 were 18%, 17%, and 16%, respectively.

General Motors Company accounted for approximately 14%, 12% and 12% of our revenues in 2025, 2024 and 2023, respectively.

We have a number of large customers, including three automotive customers which each account for 10% or more of our annual consolidated net sales in 2025 (including direct sales to OEM customers and sales through their Tier 1 suppliers): Toyota Motor Company, Volkswagen Group, and General Motors.

The Company is currently supplying mirrors and electronic modules for Aston Martin, BMW Group, Bendix Commercial, Daimler Group, Faraday Future, Ferrari, Ford Motor Co., Geely/Volvo, General Motors, Harley Davidson, Honda Motor Co., Hyundai/Kia, Isuzu Motors, Kawasaki Heavy Industries, KG Ssangyong Mobility, Lucid Motors, Mack Truck, Mazda, Maruti Suzuki, Mahindra & Mahindra, McLaren, Nissan North America, Polaris, Renault/Nissan/Mitsubishi Group, Rivian Automotive, Ryco Motorsport, Stellantis, Subaru, Tata Motors, Textron Finance Shared Service, Tesla, TOGG Inc., Toyota Motor Company, Volkswagen Group, Wesco Distribution, Yamaha, and ZF North America Autocar, as well as shipments to domestic China manufacturers (Chery, Dongfeng, FAW, Great Wall Motors, Human Horizon, King Long, Lixiang Auto, NIO, SAIC, and Xpeng EV).

All three of our primary North American customers, Ford, Stellantis, and General Motors, have major union contracts with the International Union, United Automobile, Aerospace and Agricultural Implement Workers of America (or “UAW”).

Our largest customers are Ford Motor Company (“Ford”), General Motors Company (“GM”), Stellantis, Volkswagen Group, Mercedes-Benz, and Renault-Nissan.

Our automobile manufacturer customers, commonly referred to as OEMs, include BMW, Mercedes-Benz, the Volkswagen Group (Volkswagen, Audi, Porsche, and other brands), Stellantis, Renault, Toyota, Ford, General Motors, BYD, Great Wall Motor, NIO, and many others and represented approximately 50% of our revenue in fiscal year 2025.