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

Role: VP-Finance & Global Controller
Signature: Kimberly M. O'Brien, attorney in fact
Stock symbol: TTI
Transactions as of: Aug 25, 2021
Transactions value $: -$7,083
Form type: 4
Date filed: 8/27/2021, 04:34 PM
Next filing: Sep 27, 2021

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	TTI	Common Stock	Options Exercise	$0	+10.1K	+4.91%	$0.00	217K	Aug 25, 2021	Direct	F1
transaction	TTI	Common Stock	Tax liability	-$7.08K	-2.47K	-1.14%	$2.87	214K	Aug 25, 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	-10.1K	-25%	$0.00	30.4K	Aug 25, 2021	Common Stock	10.1K	$0.00	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.