Executive at TETRA Technologies (TTI) reports RSU vesting and tax-share surrenders

Rhea-AI Filing Summary

TETRA Technologies Sr. Vice President Roy McNiven reported RSU vesting and related share transactions. On February 25, 2026, restricted stock units granted on February 22, 2023 and February 19, 2024 vested, converting into common stock on a one-for-one basis.

Upon vesting, McNiven acquired blocks of common stock at a stated price of $0.00 per share through exercises/conversions of restricted stock units. He then surrendered 5,019 and 5,917 common shares at $11.14 per share to the issuer to satisfy tax withholding obligations, rather than through open-market selling.

After these acquisitions and tax-withholding dispositions, McNiven directly owned 99,139 shares of TETRA Technologies common stock.

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)

10000 ENERGY DRIVE

SUITE 600

(Street)

SPRING TX 77389

(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)
02/25/2026

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	02/25/2026		M(1)		12,754	A	$0.00	96,463	D
Common Stock	02/25/2026		F(2)		5,019	D	$11.14	91,444	D
Common Stock	02/25/2026		M(3)		13,612	A	$0.00	105,056	D
Common Stock	02/25/2026		F(4)		5,917	D	$11.14	99,139	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	02/25/2026		M(1)			12,754	(5)	(5)	Common Stock	12,754	$0.00	0.00	D
Restricted Stock Units	$0.00	02/25/2026		M(3)			13,612	(6)	(6)	Common Stock	13,612	$0.00	27,224	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 for tax withholding purposes 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 for tax withholding purposes upon the vesting of the restricted stock unit granted on February 19, 2024.

5. There is no remaining unvested portion of this restricted stock unit award.

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	02/27/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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FAQ

What did TETRA Technologies (TTI) disclose in Roy McNiven’s latest Form 4?

The Form 4 shows Sr. Vice President Roy McNiven’s restricted stock units vested and converted into common stock, with some shares surrendered back to TETRA Technologies to cover tax withholding obligations rather than sold in the open market.

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

After the reported vesting and tax-withholding transactions, Roy McNiven directly owns 99,139 shares of TETRA Technologies common stock, reflecting his updated equity stake as a senior executive of the company following the RSU conversions and related dispositions.

Were Roy McNiven’s TTI transactions open-market buys or sells?

The filing indicates derivative exercises and tax-withholding dispositions, not open-market trades. Restricted stock units converted to common stock at $0.00 per share, and certain shares were surrendered to TETRA Technologies at $11.14 per share to satisfy tax obligations.

What restricted stock unit grants for TTI vested for Roy McNiven?

The vested restricted stock units were granted on February 22, 2023 and February 19, 2024. Each unit converts into one share of TETRA Technologies common stock upon vesting, according to the details provided in the Form 4 footnotes.

Why did Roy McNiven surrender TTI shares at $11.14 per share?

Shares were surrendered to TETRA Technologies at $11.14 per share to cover tax withholding upon RSU vesting. This is a common method for executives to satisfy tax liabilities without using cash or conducting open-market sales.

Does the Form 4 suggest any change in Roy McNiven’s commitment to TETRA Technologies (TTI)?

The Form 4 primarily reflects routine equity compensation vesting and tax withholding. McNiven’s overall direct holdings increased through RSU conversion, while a portion of shares was surrendered to cover taxes rather than discretionary selling activity.