TriMas executive Jill S. Stress to depart

TriMas Corporation reported that named executive officer Jill S. Stress will depart the company effective March 27, 2026.

Rhea-AI Filing Summary

TriMas Corporation reported that named executive officer Jill S. Stress will depart the company effective March 27, 2026. The company expects she will receive benefits generally consistent with its Executive Severance/Change in Control Policy dated August 11, 2021 and the terms of her outstanding equity awards.

Payment of these severance benefits is generally contingent on Ms. Stress signing a customary release of claims in connection with her termination of employment on March 27, 2026.

8-K Event Classification

2 items: 5.02, 9.01

2 items

Item 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers Governance

Key personnel changes including departures, elections, or appointments of directors and executive officers.

Item 9.01 Financial Statements and Exhibits Exhibits

Financial statements, pro forma financial information, or exhibit attachments filed with this report.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What did TriMas Corporation (TRS) disclose in this Form 8-K?

TriMas Corporation disclosed that named executive officer Jill S. Stress will depart effective March 27, 2026. The filing also outlines that she is expected to receive severance and equity-related benefits under existing company policies, subject to standard conditions.

When is TriMas executive Jill S. Stress leaving the company?

TriMas stated that executive Jill S. Stress will depart the company effective March 27, 2026. This date is tied to her eligibility for severance benefits and to the execution of a customary release of claims at the time of her termination.

What severance benefits will Jill S. Stress receive from TriMas (TRS)?

TriMas expects Jill S. Stress will generally receive benefits under its Executive Severance/Change in Control Policy dated August 11, 2021, along with benefits under her outstanding equity awards, consistent with a termination of employment under those existing arrangements.

Are there conditions attached to severance for Jill S. Stress at TriMas?

Yes. Any payments and benefits Ms. Stress is entitled to under the Executive Severance/Change in Control Policy are generally contingent on her executing a customary release of claims in connection with her termination of employment on March 27, 2026.

Does the TriMas 8-K about Jill S. Stress include financial results?

No. This Form 8-K focuses on the departure of named executive officer Jill S. Stress and the related severance arrangements. It does not present revenue, earnings, or other operating financial results or guidance for TriMas Corporation.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 03/12/2026 - 04:09 PM EDT Learn about SEC filing dates

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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)  March 9, 2026

TRIMAS CORPORATION

(Exact name of registrant as specified in its charter)

Delaware

001-10716

38-2687639

(State or other jurisdiction

(Commission

(IRS Employer

of incorporation)

File Number)

Identification No.)

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:

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).

Emerging growth company ☐

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.

Departure of Named Executive Officer

On March 9, 2026, TriMas Corporation (the "Company") announced that Jill S. Stress would be departing from the Company effective March 27, 2026. In connection with Ms. Stress' departure, she is currently expected to receive generally the benefits provided for under the Company's Executive Severance/Change in Control Policy, dated August 11, 2021 (the "Severance Policy") and under the terms of her outstanding equity awards for her termination of employment. Any payments and benefits Ms. Stress is entitled to receive under the Severance Policy are generally contingent upon her executing a customary release of claims in connection with her termination of employment on March 27, 2026.

Item 9.01 Financial Statements and Exhibits.

(d)    Exhibits. The following exhibits are filed herewith:

Exhibit No.						Description
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.

TRIMAS CORPORATION

Date:

March 12, 2026

By:

/s/ Jodi F. Robin

Name:

Jodi F. Robin

Title:

General Counsel and Secretary

Filing Exhibits & Attachments

3 documents

Other Documents

• EX-101 XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT 1.7 KB
• EX-101 XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT 22.3 KB
• EX-101 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT 12.7 KB