[Form 4] TETRA Technologies, Inc. Insider Trading Activity

Rhea-AI Filing Summary

Roy McNiven, Senior Vice President of TETRA TECHNOLOGIES INC (TTI), reported multiple insider transactions dated 08/25/2025. Two restricted stock unit awards vested: 12,754 units from the 02/22/2023 grant and 13,611 units from the 02/19/2024 grant, each converting one-for-one into common stock. To satisfy tax withholding upon vesting, McNiven surrendered 4,764 and 5,084 shares at a reported withholding price of $4.49 per share. The filings show stepwise beneficial ownership totals after each transaction, ending with 83,709 shares beneficially owned.

Positive

• Clear disclosure of RSU vesting events and tax withholding quantities for insider transparency
• RSUs converted one-for-one to common stock, aligning executive compensation with shareholder interests

Negative

• Share count reduced by surrendering 4,764 and 5,084 shares to satisfy tax withholding
• No cash purchases or open-market buys reported that would increase insider ownership outside compensation vesting

Insights

Securities Analyst

TL;DR: Routine RSU vesting and share-withholding for taxes; no new purchases or discretionary sales reported.

The Form 4 discloses standard equity compensation activity: two RSU awards vested and converted into common stock on 08/25/2025, and portions were surrendered to cover tax withholding at $4.49 per share. This is a compensatory event rather than an opportunistic sale or a material change in control or ownership. The net change in beneficial ownership is shown in sequential totals, concluding with 83,709 shares. There are no derivative exercises for cash purchase reported and no other transactions beyond vesting and withholding.

Corporate Governance Expert

TL;DR: Compensation-related vesting documented; disclosure complies with Section 16 reporting for insider awards.

The filing documents vested restricted stock units from two prior grants and corresponding share surrender for tax withholding, consistent with routine executive compensation administration. Dates, quantities, and withholding details are clearly provided, supporting transparency of beneficial ownership changes by an officer. No amendments, novel arrangements, or indications of trading plans are included in this Form 4.

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

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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^*

McNiven Roy

(Last) (First) (Middle)

24955 INTERSTATE 45 NORTH

(Street)

THE WOODLANDS TX 77380

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
TETRA TECHNOLOGIES INC [ TTI ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Sr. Vice President

3. Date of Earliest Transaction (Month/Day/Year)
08/25/2025

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	08/25/2025		M(1)		12,754	A	$0.00	79,946	D
Common Stock	08/25/2025		F(2)		4,764	D	$4.49	75,182	D
Common Stock	08/25/2025		M(3)		13,611	A	$0.00	88,793	D
Common Stock	08/25/2025		F(4)		5,084	D	$4.49	83,709	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)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Restricted Stock Units	$0.00	08/25/2025		M(1)			12,754	(5)	(5)	Common Stock	12,754	$0.00	12,754	D
Restricted Stock Units	$0.00	08/25/2025		M(3)			13,611	(6)	(6)	Common Stock	13,611	$0.00	40,836	D

Explanation of Responses:

1. Represents vested shares of restricted stock units granted on February 22, 2023. Restricted stock units convert into common stock on a one-for-one basis.

2. Reflects units surrendered to the Issuer to satisfy tax withholding obligations upon the vesting of the restricted stock unit granted on February 22, 2023.

3. Represents vested shares of restricted stock units granted on February 19, 2024. Restricted stock units convert into common stock on a one-for-one basis.

4. Reflects units surrendered to the Issuer to satisfy tax withholding obligations upon the vesting of the restricted stock unit granted on February 19, 2024.

5. The remaining unvested portion of this restricted stock unit award will vest every six months until fully vested on February 25, 2026. Each restricted stock unit represents the contingent right to receive one share of the Issuer's common stock upon vesting of the unit.

6. The remaining unvested portion of this restricted stock unit award will vest every six months until fully vested on February 25, 2027. Each restricted stock unit represents the contingent right to receive one share of the Issuer's common stock upon vesting of the unit.

Remarks:

	Kimberly M. O'Brien, attorney in fact	08/27/2025
	** 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.

FAQ

What transactions did Roy McNiven report on Form 4 for TTI?

He reported vesting of 12,754 RSUs from 02/22/2023 and 13,611 RSUs from 02/19/2024, and surrender of 4,764 and 5,084 shares for tax withholding.

How many shares does Roy McNiven beneficially own after these transactions (TTI)?

The Form 4 shows a concluding beneficial ownership total of 83,709 shares following the reported transactions.

At what price were shares surrendered for tax withholding in the TTI Form 4?

Shares surrendered to satisfy tax withholding were reported at a price of $4.49 per share.

Were any open-market sales or purchases disclosed by the reporting person (TTI)?

No open-market purchases or discretionary sales were reported; the Form 4 discloses only RSU vesting and shares surrendered for tax withholding.

When did the reported transactions occur for TTI insider activity?

All listed transactions occurred on 08/25/2025 and the filing was signed on 08/27/2025 by the attorney-in-fact.