Matthew Sanderson - 25 Feb 2026 Form 4 Insider Report for TETRA TECHNOLOGIES INC (TTI)

Role
Executive Vice President
Signature
Kimberly M. O'Brien, attorney in fact
Issuer symbol
TTI
Transactions as of
25 Feb 2026
Net transactions value
-$159,335
Form type
4
Filing time
27 Feb 2026, 16:22:06 UTC
Previous filing
20 Feb 2026
Next filing
02 Mar 2026
SEC
View on sec.gov

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
SANDERSON MATTHEW Executive Vice President 10000 ENERGY DRIVE, SUITE 600, SPRING Kimberly M. O'Brien, attorney in fact 27 Feb 2026 0001689601

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction TTI Common Stock Options Exercise $0 +15,942 +2.3% $0.000000 711,288 25 Feb 2026 Direct F1
transaction TTI Common Stock Tax liability $88,563 -7,950 -1.1% $11.14 703,338 25 Feb 2026 Direct F2
transaction TTI Common Stock Options Exercise $0 +15,124 +2.2% $0.000000 718,462 25 Feb 2026 Direct F3
transaction TTI Common Stock Tax liability $70,772 -6,353 -0.88% $11.14 712,109 25 Feb 2026 Direct F4

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction TTI Restricted Stock Units Options Exercise $0 -15,942 -100% $0.000000 0 25 Feb 2026 Common Stock 15,942 $0.000000 Direct F1, F5
transaction TTI Restricted Stock Units Options Exercise $0 -15,124 -33% $0.000000 30,249 25 Feb 2026 Common Stock 15,124 $0.000000 Direct F3, F6
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 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.
F2 Reflects units surrendered to the Issuer for tax withholding purposes upon the vesting of the restricted stock unit granted on February 22, 2023.
F3 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.
F4 Reflects units surrendered to the Issuer for tax withholding purposes upon the vesting of the restricted stock unit granted on February 19, 2024.
F5 There is no remaining unvested portion of this restricted stock unit award.
F6 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.