SCHEDULE 13G/A 0000070858-25-000130 0000070858 XXXXXXXX LIVE 1 Common Stock 06/30/2025 0000842633 TRIMAS CORP 896215209 38505 WOODWARD AVENUE 38505 WOODWARD AVENUE BLOOMFIELD HILLS MI 48304 Rule 13d-1(b) BANK OF AMERICA CORP /DE/ b DE 0.00 3431042.00 0.00 3431719.00 3763259.00 9.2 HC TRIMAS CORP 38505 WOODWARD AVENUE, 38505 WOODWARD AVENUE, BLOOMFIELD HILLS, MICHIGAN, 48304. BANK OF AMERICA CORP /DE/ 100 N TRYON ST CHARLOTTE, NC 28255 Delaware N HC 3,763,259.00 9.2% 0.00 3,431,042.00 0.00 3,431,719.00 Y Y N This statement on Schedule 13G is being filed by Bank of America Corporation on behalf of itself and its wholly owned subsidiaries BofA Securities, Inc., a broker dealer registered under section 15 of the Act (15 U.S.C. 78o); Bank of America N.A., a bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c); Merrill Lynch Pierce Fenner & Smith, Inc., a broker dealer registered under section 15 of the Act (15 U.S.C. 78o); U.S. Trust Co of Delaware, a corporation which holding does not exceed one percent of the reported securities; and Merrill Lynch International, a non-U.S. institution in accordance with section 240.13d-1(b)(1)(ii)(J). Y Y N By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under § 240.14a-11. BANK OF AMERICA CORP /DE/ Andres Ortiz 08/12/2025