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| | UNITED STATES | |
| | SECURITIES AND EXCHANGE COMMISSION | |
| | Washington, D.C. 20549 | |
FORM 8-K
CURRENT REPORT
Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934
Date of Report (Date of earliest event reported) February 26, 2026
TRIMAS CORPORATION
(Exact name of registrant as specified in its charter)
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| Delaware | | 001-10716 | | 38-2687639 |
| (State or other jurisdiction | | (Commission | | (IRS Employer |
| of incorporation) | | File Number) | | Identification No.) |
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| 38505 Woodward Avenue, | Suite 200, | Bloomfield Hills, | | 48304 |
| Michigan | | |
| (Address of principal executive offices) | | (Zip Code) |
Registrant’s telephone number, including area code (248) 631-5450
Not Applicable
(Former name or former address, if changed since last report.)
Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):
☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))
Securities registered pursuant to Section 12(b) of the Act:
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| Title of each class | Trading symbol(s) | Name of exchange on which registered |
| Common stock, $0.01 par value | TRS | The NASDAQ Stock Market LLC |
Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (17 CFR §230.405) or Rule 12b-2 of the Securities Exchange Act of 1934 (17 CFR §240.12b-2).
If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐
Item 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.
Retirement of Director
On February 26, 2026, Teresa M. Finley informed the Board of Directors (the "Board") of TriMas Corporation (the "Company") that she will not stand for re-election as a director at the Company’s Annual Meeting of Shareholders expected to be held on or around May 20, 2026. Ms. Finley’s decision to not stand for re-election is not related to any disagreement with the Company on any matter relating to the Company's operations, policies or practices.
Item 9.01 Financial Statements and Exhibits.
(d) Exhibits. The following exhibits are filed herewith:
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| Exhibit No. | | Description |
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| 104 | | Cover Page Interactive File (embedded within the Inline XBRL document). |
SIGNATURES
Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.
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| | | | TRIMAS CORPORATION |
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| Date: | | February 26, 2026 | | By: | | /s/ Jodi F. Robin |
| | | | Name: | | Jodi F. Robin |
| | | | Title: | | General Counsel and Secretary |
