Richard D. O'Brien - 25 Aug 2021 Form 4 Insider Report for TETRA TECHNOLOGIES INC (TTI)

Role: VP-Finance & Global Controller
Signature: Kimberly M. O'Brien, attorney in fact
Issuer symbol: TTI
Transactions as of: 25 Aug 2021
Net transactions value: -$7,083
Form type: 4
Filing time: 27 Aug 2021, 16:34:45 UTC
Next filing: 27 Sep 2021
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	TTI	Common Stock	Options Exercise	$0	+10,135	+4.9%	$0.000000	216,582	25 Aug 2021	Direct	F1
transaction	TTI	Common Stock	Tax liability	$7,083	-2,468	-1.1%	$2.87	214,114	25 Aug 2021	Direct	F2

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	-10,135	-25%	$0.000000	30,406	25 Aug 2021	Common Stock	10,135	$0.000000	Direct	F1, F3

* 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 20, 2020. Restricted stock units convert into common stock on a one-for-one basis.
F2	Reflects units surrendered to the Issuer to satisfy tax withholding obligations upon the vesting of the restricted stock unit granted on February 20, 2020.
F3	The remaining unvested portion of this restricted stock unit award will vest every six months until fully vested on February 25, 2023. Each restricted stock unit represents the contingent right to receive one share of the Issuer's common stock upon vesting of the unit.