Initial Statement of Beneficial Ownership (3)

FORM 3	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES	OMB APPROVAL OMB Number: 3235-0104 Estimated average burden hours per response... 0.5
	Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940

1. Name and Address of Reporting Person ^*

Moeller Timothy C

2. Date of Event Requiring Statement (MM/DD/YYYY) 5/3/2019

3. Issuer Name and Ticker or Trading Symbol

TETRA TECHNOLOGIES INC [TTI]

(Last) (First) (Middle)

24955 INTERSTATE 45 N

4. Relationship of Reporting Person(s) to Issuer (Check all applicable)

_____ Director _____ 10% Owner
___ X ___ Officer (give title below) _____ Other (specify below)
VP & Chief Procurement Officer /

(Street)

THE WOODLANDS, TX 77380

(City) (State) (Zip)

5. If Amendment, Date Original Filed (MM/DD/YYYY)

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 Beneficially Owned
1.Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common Stock	12172.00 ⁽¹⁾	D

*Table II - Derivative Securities Beneficially Owned ( e.g.* , puts, calls, warrants, options, convertible securities)**
1. Title of Derivate Security (Instr. 4)	2. Date Exercisable and Expiration Date (MM/DD/YYYY)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
1. Title of Derivate Security (Instr. 4)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	4. Conversion or Exercise Price of Derivative Security		6. Nature of Indirect Beneficial Ownership (Instr. 5)
Restricted Stock Unit	⁽³⁾	⁽³⁾	Common Stock	26905.00	⁽²⁾	D
Restricted Stock Unit	⁽⁵⁾	⁽⁵⁾	Common Stock	30557.00	⁽⁴⁾	D
Stock Options (Right to buy)	⁽⁶⁾	5/4/2028	Common Stock	16618.00	$4.19	D

Explanation of Responses:
(1)	The restricted stock award was granted pursuant to the TETRA Technologies, Inc. 2018 Equity Incentive Plan. One-third of the award vested on May 4, 2019, and the remaining one-third portions will vest on May 4, 2020 and May 4, 2021.
(2)	Each restricted stock unit ("RSU") represents the contingent right to receive one share of Issuer's common stock upon vesting of the unit. The closing price of the Issuer's common stock on the date of this RSU award was $2.50.
(3)	The RSU was granted pursuant to the TETRA Technologies, Inc. 2018 Equity Incentive Plan. One-third of the award will vest on February 21, 2020, and one-sixth at the completion of each six-month period thereafter until February 21, 2022, subject to continued service with the Issuer on each respective vesting date. Vested shares will be delivered to the reporting person on the settlement date unless the Issuer elects to settle the RSUs in cash, or a combination of shares and cash, in the Issuer's sole discretion.
(4)	Each restricted stock unit ("RSU") represents the contingent right to receive one share of Issuer's common stock upon vesting of the unit. The closing price of the Issuer's common stock on the date of this RSU award was $ 2.20.
(5)	The RSU was granted pursuant to the TETRA Technologies, Inc. 2018 Equity Incentive Plan. The award will cliff-vest on May 2, 2022, subject to continued service with the Issuer on the vesting date. Vested shares will be delivered to the reporting person on the settlement date.
(6)	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 vested May 4, 2019 and the remaining portion will vest one-third on each of May 4, 2020 and May 4, 2021.

Reporting Owners
Reporting Owner Name / Address	Relationships
Reporting Owner Name / Address	Director	10% Owner	Officer	Other
Moeller Timothy C 24955 INTERSTATE 45 N THE WOODLANDS, TX 77380			VP & Chief Procurement Officer

Signatures
Kimberly M. O'Brien, attorney in fact		5/6/2019
^** 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 5(b)(v).
**	Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note:	File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB control number.