Elijio V Serrano Form 4 TETRA / ELIJIO V SERRANO ownership change

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

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

1. Name and Address of Reporting Person^*

SERRANO ELIJIO V

(Last) (First) (Middle)

24955 INTERSTATE 45 NORTH

(Street)

THE WOODLANDS TX 77380

(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 & CFO

3. Date of Earliest Transaction (Month/Day/Year)
02/22/2018

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	02/22/2018		F		5,973	D	$3.87(1)	360,804	D
Common Stock	02/22/2018		A		129,199	A	$0.00(2)	490,003	D
Common Stock	02/22/2018		A		101,773	A	$0.00(3)	591,776	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
Stock Option (Right to Buy)	$3.87	02/22/2018		A		103,826		(4)	02/22/2028	Common Stock	81,261	$0.00	103,826	D

Explanation of Responses:

1. Reflects shares surrendered to the Issuer to satisfy tax withholding obligations upon the vesting of restricted stock granted on February 22, 2017.

2. This restricted stock award was granted pursuant to the TETRA Technologies, Inc. Third Amended and Restated 2011 Long Term Incentive Compensation Plan, and will cliff-vest on February 22, 2021.

3. This restricted stock award was granted pursuant to the TETRA Technologies, Inc. Third Amended and Restated 2011 Long Term Incentive Compensation Plan. One-third of the award will vest on February 22, 2019, and one-sixth at the completion of each six-month period thereafter until February 22, 2021.

4. This stock option award was granted pursuant to the TETRA Technologies, Inc. Third Amended and Restated 2011 Long Term Incentive Compensation Plan. One-third of the award will vest on February 22, 2019, and the remaining stock options will vest in monthly installments thereafter until February 22, 2021.

Remarks:

	Kimberly M. O'Brien, attorney in fact	02/26/2018
	** 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).
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