Trimas Corporation

TRS·NASDAQ·$41.13Share Price as of 11/2·$1BMarket Cap as of 11/2

Financials

10-QQ2 ended 06/30/2607/31/26 10-QQ1 ended 03/31/2604/30/26 10-KFY 202503/02/26 10-QQ3 ended 09/30/2510/28/25 10-QQ2 ended 06/30/2507/29/25

Disclosures

8-KCurrent report10/29/26 8-KCurrent report07/30/26 8-KCurrent report05/21/26 8-KCurrent report04/30/26 8-KCurrent report03/18/26

Prospectuses and Registrations

S-8Registration of securities for employees06/24/25 S-8Registration of securities for employees05/15/23 S-8Registration of securities for employees06/21/17 FWPFree writing prospectus05/28/15 424B5Prospectus supplement09/11/13

Proxies

DEF 14ADefinitive proxy03/31/26 DEFA14AAdditional proxy materials03/31/26 DEF 14ADefinitive proxy03/27/25 DEFA14AAdditional proxy materials03/27/25 DEF 14ADefinitive proxy03/28/24

Ownership

Form 4Insider transaction10/14/26 SC 13G/ABeneficial ownership (amended)10/07/26 Form 4Insider transaction08/14/26 Form 4Insider transaction07/16/26 Form 4Insider transaction07/01/26

Other

SDConflict Minerals disclosure05/27/26 ARSAnnual report to shareholders03/31/26 SDConflict Minerals disclosure05/27/25 ARSAnnual report to shareholders03/27/25 SDConflict Minerals disclosure05/30/24