TriMas CEO reports tax-withholding share disposition

TriMas Corp President and CEO Thomas James Snyder reported a tax-related share disposition.

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Form Type

Rhea-AI Filing Summary

TriMas Corp President and CEO Thomas James Snyder reported a tax-related share disposition. On this Form 4, 22,155 shares of common stock were delivered at $43.6000 per share to satisfy tax obligations, classified as a tax-withholding disposition rather than an open-market sale. Following the transaction, Snyder directly holds 130,284 shares of TriMas common stock.

Insider Trade Summary

Exercise Price or Tax Liability: 22,155 shares

Exercise Price or Tax Liability 1 txn

Insider Snyder Thomas James

Role President and CEO

Type	Security	Shares	Price	Value
Exercise Price or Tax Liability	Common Stock	22,155	$43.60	$966K

Holdings After Transaction: Common Stock — 130,284 shares (Direct)

Key Figures

Shares delivered for tax withholding: 22,155 shares Transaction price per share: $43.6000 per share Shares held after transaction: 130,284 shares +1 more

4 metrics

Shares delivered for tax withholding 22,155 shares Tax-withholding disposition, code F

Transaction price per share $43.6000 per share Value used for tax-withholding disposition

Shares held after transaction 130,284 shares Direct holdings following Form 4 transaction

Transaction direction Dispose Tax-withholding disposition, not open-market sale

Key Terms

tax-withholding disposition, Common Stock, Form 4

3 terms

tax-withholding disposition financial

"transaction_action: "tax-withholding disposition""

A tax-withholding disposition is an event or transaction—such as selling or transferring securities, exercising options, or receiving compensation—that triggers a requirement to hold back part of the payment and remit it to tax authorities. It matters to investors because it reduces the cash they receive immediately and can change the timing and amount of taxable income, like a cashier taking a portion of your sale proceeds to pay taxes before you get the rest.

Common Stock financial

"security_title: "Common Stock""

Common stock represents ownership shares in a company, giving investors a stake in its success and a say in important decisions through voting rights. It is the most common type of stock traded on markets and can provide income through dividends, as well as potential for value growth. For investors, holding common stock means sharing in the company’s profits and risks.

Form 4 regulatory

"INSIDER FILING DATA (Form 4)"

Form 4 is a official document that company insiders, such as executives or major shareholders, file with regulators whenever they buy or sell company shares. It provides transparency about how those with inside knowledge are trading, helping investors see if insiders are confident in the company's prospects or may be selling for personal reasons. This information can influence investor decisions by revealing insiders' perspectives on the company's value.

FAQ

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

What insider transaction did TriMas (TRS) report in this Form 4?

TriMas reported a tax-related share disposition by its President and CEO, Thomas James Snyder. He delivered 22,155 common shares as a tax-withholding disposition at $43.6000 per share and now directly holds 130,284 shares after the transaction.

Was the TriMas (TRS) CEO’s Form 4 transaction an open-market sale?

No, the transaction was a tax-withholding disposition, not an open-market sale. Shares were delivered to cover tax obligations, classified under code F, rather than sold on the market, and Snyder continues to directly hold 130,284 common shares.

How many TriMas (TRS) shares were used for tax withholding by the CEO?

The CEO, Thomas James Snyder, used 22,155 shares of TriMas common stock for tax withholding. These shares were delivered at $43.6000 per share to satisfy tax-related obligations, as reported in the Form 4 insider filing with code F.

What are Thomas James Snyder’s TriMas (TRS) holdings after the Form 4 transaction?

After the tax-withholding disposition, Thomas James Snyder directly holds 130,284 TriMas common shares. This post-transaction holding reflects his remaining direct ownership following delivery of 22,155 shares to cover tax obligations at $43.6000 per share.

What does transaction code F mean in the TriMas (TRS) CEO’s Form 4?

Transaction code F indicates a payment of exercise price or tax liability by delivering securities. For TriMas, it shows the CEO delivered 22,155 common shares at $43.6000 per share as a tax-withholding disposition rather than an open-market trade.

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

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Accepted by SEC EDGAR 06/25/2026 - 04:36 PM EDT

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
Estimated average burden
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^*

Snyder Thomas James

(Last)

(First)

(Middle)

38505 WOODWARD AVENUE

SUITE 200

(Street)

BLOOMFIELD HILLS

MICHIGAN

48304

(City)

(State)

(Zip)

UNITED STATES

(Country)

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

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

X	Director	10% Owner
X	Officer (give title below)	Other (specify below)
	President and CEO

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
06/24/2026

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

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

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

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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock	06/24/2026		F		22,155	D	$43.6	130,284	D

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)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)

Explanation of Responses:

Remarks:

	/s/ Jodi F. Robin, as attorney-in-fact	06/25/2026
	** 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.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

Source: View Original Filing on SEC EDGAR