Matthew Sanderson

CIK: 0001689601

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)0 (0.0%)

Position reduction

Option Exercises (M)12 (44.4%)

Derivative conversions

Awards (A)3 (11.1%)

Compensation grants

Other (G, F, J, C, D, …)12 (44.4%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (1)

TTI

TETRA TECHNOLOGIES INC

Officer

Discretionary Trading P&L

Holdings

Transaction History (27 total)

TTI
TETRA TECHNOLOGIES INC
Aug 25, 2026
Exercise(M)
Direct
14.6K shares-
TTI
TETRA TECHNOLOGIES INC
Aug 25, 2026
Exercise(M)
Direct
15.1K shares-
TTI
TETRA TECHNOLOGIES INC
Aug 25, 2026
Tax Payment(F)
Direct
6K shares at avg. $6.77$40K
TTI
TETRA TECHNOLOGIES INC
Aug 25, 2026
Tax Payment(F)
Direct
5.7K shares at avg. $6.77$39K
TTI
TETRA TECHNOLOGIES INC
Mar 14, 2026
Exercise(M)
Direct
86K shares-
TTI
TETRA TECHNOLOGIES INC
Mar 14, 2026
Tax Payment(F)
Direct
38.2K shares at avg. $8.22$314K
TTI
TETRA TECHNOLOGIES INC
Feb 28, 2026
Tax Payment(F)
Direct
12.9K shares at avg. $8.66$112K
TTI
TETRA TECHNOLOGIES INC
Feb 28, 2026
Exercise(M)
Direct
29.1K shares-
TTI
TETRA TECHNOLOGIES INC
Feb 25, 2026
Tax Payment(F)
Direct
8K shares at avg. $11.14$89K
TTI
TETRA TECHNOLOGIES INC
Feb 25, 2026
Exercise(M)
Direct
15.1K shares-
TTI
TETRA TECHNOLOGIES INC
Feb 25, 2026
Tax Payment(F)
Direct
6.4K shares at avg. $11.14$71K
TTI
TETRA TECHNOLOGIES INC
Feb 25, 2026
Exercise(M)
Direct
15.9K shares-
TTI
TETRA TECHNOLOGIES INC
Feb 18, 2026
Award(A)
Restricted Stock Units
Direct
40.4K shares-
TTI
TETRA TECHNOLOGIES INC
Aug 25, 2025
Tax Payment(F)
Direct
5.6K shares at avg. $4.49$25K
TTI
TETRA TECHNOLOGIES INC
Aug 25, 2025
Exercise(M)
Direct
15.9K shares-
TTI
TETRA TECHNOLOGIES INC
Aug 25, 2025
Tax Payment(F)
Direct
6.2K shares at avg. $4.49$28K
TTI
TETRA TECHNOLOGIES INC
Aug 25, 2025
Exercise(M)
Direct
15.1K shares-
TTI
TETRA TECHNOLOGIES INC
Mar 15, 2025
Exercise(M)
Direct
42.8K shares-
TTI
TETRA TECHNOLOGIES INC
Mar 15, 2025
Tax Payment(F)
Direct
16K shares at avg. $3.35$54K
TTI
TETRA TECHNOLOGIES INC
Mar 14, 2025
Award(A)
Restricted Stock Units
Direct
86K shares-
TTI
TETRA TECHNOLOGIES INC
Feb 28, 2025
Award(A)
Restricted Stock Units
Direct
87.4K shares-
TTI
TETRA TECHNOLOGIES INC
Feb 25, 2025
Exercise(M)
Direct
15.9K shares-
TTI
TETRA TECHNOLOGIES INC
Feb 25, 2025
Tax Payment(F)
Direct
6K shares at avg. $4.10$24K
TTI
TETRA TECHNOLOGIES INC
Feb 25, 2025
Exercise(M)
Direct
17.8K shares-
TTI
TETRA TECHNOLOGIES INC
Feb 25, 2025
Tax Payment(F)
Direct
6.7K shares at avg. $4.10$27K

		Type	Shares	Price		Ownership
Aug 25, 2026	TTI TETRA TECHNOLOGIES INC	Exercise(M)	14,570	-	$0	Direct
Aug 25, 2026	TTI TETRA TECHNOLOGIES INC	Exercise(M)	15,124	-	$0	Direct
Aug 25, 2026	TTI TETRA TECHNOLOGIES INC	Tax Payment(F)	5,952	$6.77	$40,295	Direct
Aug 25, 2026	TTI TETRA TECHNOLOGIES INC	Tax Payment(F)	5,734	$6.77	$38,819	Direct
Mar 14, 2026	TTI TETRA TECHNOLOGIES INC	Exercise(M)	86,034	-	$0	Direct
Mar 14, 2026	TTI TETRA TECHNOLOGIES INC	Tax Payment(F)	38,157	$8.22	$313,651	Direct
Feb 28, 2026	TTI TETRA TECHNOLOGIES INC	Tax Payment(F)	12,925	$8.66	$111,931	Direct
Feb 28, 2026	TTI TETRA TECHNOLOGIES INC	Exercise(M)	29,141	-	$0	Direct
Feb 25, 2026	TTI TETRA TECHNOLOGIES INC	Tax Payment(F)	7,950	$11.14	$88,563	Direct
Feb 25, 2026	TTI TETRA TECHNOLOGIES INC	Exercise(M)	15,124	-	$0	Direct
Feb 25, 2026	TTI TETRA TECHNOLOGIES INC	Tax Payment(F)	6,353	$11.14	$70,772	Direct
Feb 25, 2026	TTI TETRA TECHNOLOGIES INC	Exercise(M)	15,942	-	$0	Direct
Feb 18, 2026	TTI TETRA TECHNOLOGIES INC	Award(A) Restricted Stock Units	40,374	-	-	Direct
Aug 25, 2025	TTI TETRA TECHNOLOGIES INC	Tax Payment(F)	5,649	$4.49	$25,364	Direct
Aug 25, 2025	TTI TETRA TECHNOLOGIES INC	Exercise(M)	15,942	-	-	Direct
Aug 25, 2025	TTI TETRA TECHNOLOGIES INC	Tax Payment(F)	6,161	$4.49	$27,663	Direct
Aug 25, 2025	TTI TETRA TECHNOLOGIES INC	Exercise(M)	15,124	-	-	Direct
Mar 15, 2025	TTI TETRA TECHNOLOGIES INC	Exercise(M)	42,758	-	-	Direct
Mar 15, 2025	TTI TETRA TECHNOLOGIES INC	Tax Payment(F)	15,971	$3.35	$53,503	Direct
Mar 14, 2025	TTI TETRA TECHNOLOGIES INC	Award(A) Restricted Stock Units	86,034	-	-	Direct
Feb 28, 2025	TTI TETRA TECHNOLOGIES INC	Award(A) Restricted Stock Units	87,423	-	-	Direct
Feb 25, 2025	TTI TETRA TECHNOLOGIES INC	Exercise(M)	15,942	-	-	Direct
Feb 25, 2025	TTI TETRA TECHNOLOGIES INC	Tax Payment(F)	5,955	$4.10	$24,415	Direct
Feb 25, 2025	TTI TETRA TECHNOLOGIES INC	Exercise(M)	17,825	-	-	Direct
Feb 25, 2025	TTI TETRA TECHNOLOGIES INC	Tax Payment(F)	6,658	$4.10	$27,298	Direct

1-25 of 27 transactions

About SANDERSON MATTHEW

SANDERSON MATTHEW (SEC CIK 0001689601) files insider reports with the SEC as Executive Vice President & CFO of TETRA TECHNOLOGIES INC (TTI).

Signal8 holds 10 ownership filings by SANDERSON MATTHEW, all Form 4s, filed between Feb 21, 2025 and Aug 27, 2026. Those filings report 27 transactions, from Feb 19, 2025 to Aug 25, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on SANDERSON MATTHEW's filings is in SPRING, TX.

Recent filings by SANDERSON MATTHEW

Aug 25, 2026: Option exercises of TTI shares (2 lines, Form 4, code M).
Aug 25, 2026: Tax withholdings of TTI shares (2 lines, Form 4, code F).
Mar 14, 2026: Option exercise of TTI shares (Form 4, code M).
Mar 14, 2026: Tax withholding of TTI shares (Form 4, code F).
Feb 28, 2026: Tax withholding of TTI shares (Form 4, code F).

Other insiders filing for TETRA TECHNOLOGIES INC (TTI)

Moeller Timothy C, Sr. Vice President
Kokenes Kathrine, VP & Chief Accounting Officer
John Angela D, Director
McNiven Roy, Sr. Vice President
Murphy Brady M, President & CEO
Boston Shoemake Alicia r, Sr. VP and General Counsel

How to read Form 4 transaction codes