TETRA Technologies (TTI) SVP reports RSU vesting and tax share disposition

Rhea-AI Filing Summary

TETRA Technologies senior vice president Roy McNiven reported equity award activity involving restricted stock units and common shares. On February 28, 2026, 27,198 restricted stock units vested and converted on a one-for-one basis into common stock, increasing his directly held common shares. On the same date, 10,703 common shares were surrendered at $8.66 per share to cover tax withholding obligations tied to the vesting. After these transactions, McNiven directly held 115,634 shares of common stock and 54,397 restricted stock units, with the remaining unvested units scheduled to vest every six months until fully vested on February 25, 2028.

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^*

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)
02/28/2026

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	02/28/2026		M(1)		27,198	A	$0.00	126,337	D
Common Stock	02/28/2026		F(2)		10,703	D	$8.66	115,634	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	02/28/2026		M(1)			27,198	(3)	(3)	Common Stock	27,198	$0.00	54,397	D

Explanation of Responses:

1. Represents vested shares of restricted stock units granted on February 28, 2025. 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 28, 2025.

3. The remaining unvested portion of this restricted stock unit award will vest every six months until fully vested on February 25, 2028. 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	03/02/2026
	** 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.

FAQ

What insider transactions did TETRA Technologies (TTI) report for Roy McNiven?

Roy McNiven reported vesting of 27,198 restricted stock units converting into common stock and a related tax-withholding share surrender of 10,703 common shares at $8.66 per share, all dated February 28, 2026, under a previously granted equity award.

Did the TTI insider Form 4 show a stock purchase or sale by Roy McNiven?

The Form 4 shows an equity award vesting and tax-withholding disposition, not an open-market purchase or sale. Restricted stock units converted into common stock, and a portion of shares was surrendered back to the issuer to satisfy tax obligations from the vesting.

How many TETRA Technologies shares does Roy McNiven hold after these transactions?

Following the reported transactions, Roy McNiven directly holds 115,634 shares of TETRA Technologies common stock and 54,397 restricted stock units, reflecting the impact of the February 28, 2026 vesting and the shares surrendered for tax withholding purposes.

What price was used for the TTI tax-withholding share surrender on the Form 4?

The tax-withholding disposition used a price of $8.66 per share for 10,703 common shares surrendered to the issuer. This reflects payment of tax obligations associated with the vesting of restricted stock units granted on February 28, 2025.

When will Roy McNiven’s remaining TTI restricted stock units fully vest?

The remaining unvested portion of Roy McNiven’s restricted stock unit award will vest every six months until it is fully vested on February 25, 2028. Each restricted stock unit entitles him to receive one share of TETRA Technologies common stock upon vesting.

What does the Form 4 reveal about TTI restricted stock unit terms for Roy McNiven?

The Form 4 indicates McNiven’s restricted stock units convert into TETRA Technologies common stock on a one-for-one basis upon vesting. Units from the February 28, 2025 grant vest semiannually, with full vesting scheduled by February 25, 2028, subject to tax-withholding share surrenders.