TRS Form 4 reports disposition transactions

Stress Jill S. reported disposition transactions in a Form 4 filing for TRS.

Rhea-AI Filing Summary

Stress Jill S. reported disposition transactions in a Form 4 filing for TRS. The filing lists transactions totaling 2,502 shares at a weighted average price of $35.75 per share. Following the reported transactions, holdings were 27,117 shares.

Insider Trade Summary

Exercise Price or Tax Liability: 2,502 shares

Exercise Price or Tax Liability 2 txns

Insider Stress Jill S.

Role Chief Human Resources Officer

Type	Security	Shares	Price	Value
Exercise Price or Tax Liability	Common Stock	2,502	$35.75	$89K
holding	Common Stock	--	--	--

Holdings After Transaction: Common Stock — 27,117 shares (Direct); Common Stock — 15,933 shares (Indirect, See footnote)

Footnotes (1)

1. F1. Through the Jill S. Stress Revocable Trust dated July 27, 2022

FAQ

What insider transaction did TRIMAS CORP (TRS) report for Jill S. Stress?

TriMas reported that Chief Human Resources Officer Jill S. Stress used 2,502 common shares to cover taxes on February 12, 2026. This tax-withholding disposition is coded “F,” meaning shares were delivered to satisfy tax liabilities, not sold on the open market.

How many TRS shares does Jill S. Stress directly own after this Form 4?

After the reported transaction, Jill S. Stress directly beneficially owned 27,117 TriMas common shares. This figure reflects her holdings following the 2,502-share tax-withholding disposition recorded on February 12, 2026 in the Form 4 filing.

What does the 2,502-share code F transaction mean in the TRS Form 4?

The 2,502-share transaction coded “F” represents a tax-withholding disposition. Shares were delivered at $35.75 per share to pay tax liabilities associated with equity compensation, rather than executed as a traditional open-market purchase or sale of TriMas stock.

Does Jill S. Stress have indirect ownership of TRIMAS CORP (TRS) shares?

Yes. The Form 4 shows 15,933 TriMas common shares held indirectly for her benefit. These shares are held through the Jill S. Stress Revocable Trust dated July 27, 2022, as referenced in the filing’s explanatory footnote on indirect beneficial ownership.

What is Jill S. Stress’s role at TRIMAS CORP and why is she filing Form 4?

Jill S. Stress is TriMas Corp’s Chief Human Resources Officer, an executive officer required to report equity transactions. As an officer, any changes in her beneficial ownership of TriMas common stock must be disclosed on Form 4 under Section 16 reporting rules.

On what date did the reported TRS insider transaction occur and at what price?

The insider transaction occurred on February 12, 2026, involving 2,502 TriMas common shares at $35.75 per share. These shares were used to satisfy tax obligations, as indicated by the transaction code “F” for tax-withholding disposition in the Form 4.

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Accepted by SEC EDGAR 02/13/2026 - 05:10 PM Learn about SEC filing dates

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
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hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Stress Jill S.

(Last) (First) (Middle)

38505 WOODWARD AVENUE

SUITE 200

(Street)

BLOOMFIELD HILLS MI 48304

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
TRIMAS CORP [ TRS ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Human Resources Officer

3. Date of Earliest Transaction (Month/Day/Year)
02/12/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	02/12/2026		F		2,502	D	$35.75	27,117	D
Common Stock								15,933	I	See footnote(1)

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Through the Jill S. Stress Revocable Trust dated July 27, 2022

Remarks:

	/s/ Jodi F. Robin, as attorney-in-fact	02/13/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
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