Ameriprise reports 5.2% stake in TETRA Technologies

Ameriprise Financial, Inc. has filed a Schedule 13G reporting beneficial ownership of 6,914,495 shares of TETRA Technologies, Inc. common stock, representing 5.2% of the class as of December 31, 2025.

Rhea-AI Filing Summary

Ameriprise Financial, Inc. has filed a Schedule 13G reporting beneficial ownership of 6,914,495 shares of TETRA Technologies, Inc. common stock, representing 5.2% of the class as of December 31, 2025. The filing shows no sole voting or dispositive power, with all reported powers shared. Ameriprise states the securities were acquired and are held in the ordinary course of business and not for the purpose of changing or influencing control of TETRA. Ameriprise also expressly disclaims beneficial ownership of the shares reported in this statement.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What percentage of TETRA Technologies (TTI) does Ameriprise report owning?

Ameriprise reports beneficial ownership of 5.2% of TETRA Technologies’ common stock. The Schedule 13G states Ameriprise is deemed to beneficially own 6,914,495 shares of common stock, representing 5.2% of the outstanding class as of December 31, 2025.

How many TETRA Technologies (TTI) shares are reported in Ameriprise’s Schedule 13G?

Ameriprise reports beneficial ownership of 6,914,495 TETRA Technologies shares. The filing indicates shared voting power over 6,741,572 shares and shared dispositive power over 6,914,495 shares, with no sole voting or sole dispositive power over any shares.

Does Ameriprise seek to influence control of TETRA Technologies (TTI) with this stake?

No, Ameriprise states the shares are not held to influence control of TETRA. The certification explains the securities were acquired and are held in the ordinary course of business, not for changing or influencing the control of the issuer.

What type of SEC filing did Ameriprise submit for its TETRA Technologies (TTI) holdings?

Ameriprise submitted a Schedule 13G for its TETRA Technologies holdings. A Schedule 13G is a beneficial ownership report used by certain institutional or passive investors when they exceed the 5% ownership threshold without seeking control of the company.

Does Ameriprise claim full beneficial ownership of the TETRA Technologies (TTI) shares reported?

No, Ameriprise disclaims beneficial ownership of the reported shares. In the ownership section, Ameriprise states it disclaims beneficial ownership of any shares reported on the Schedule, even though they are listed as beneficially owned for reporting purposes.

What voting and dispositive powers does Ameriprise report over TETRA Technologies (TTI) shares?

Ameriprise reports only shared, not sole, powers over the shares. The Schedule 13G shows zero sole voting and sole dispositive power, but shared voting power over 6,741,572 shares and shared dispositive power over 6,914,495 shares of common stock.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 02/17/2026 - 10:39 AM Learn about SEC filing dates

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

TETRA Technologies, Inc.

(Name of Issuer)

Common Stock

(Title of Class of Securities)

88162F105

(CUSIP Number)

12/31/2025

(Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

Rule 13d-1(b)

Rule 13d-1(c)

Rule 13d-1(d)

SCHEDULE 13G

CUSIP No. 88162F105

1

Names of Reporting Persons

Ameriprise Financial, Inc.

2

Check the appropriate box if a member of a Group (see instructions)

(a)
(b)

3

Sec Use Only

4

Citizenship or Place of Organization

DELAWARE

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 6,741,572.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 6,914,495.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

6,914,495.00

10

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

11

Percent of class represented by amount in row (9)

5.2 %

12

Type of Reporting Person (See Instructions)

HC

SCHEDULE 13G

Item 1.
(a)	Name of issuer: TETRA Technologies, Inc.
(b)	Address of issuer's principal executive offices: 24955 Interstate 45 North, The Woodlands, TX 77380
Item 2.
(a)	Name of person filing: Ameriprise Financial, Inc. ("AFI")
(b)	Address or principal business office or, if none, residence: 145 Ameriprise Financial Center, Minneapolis, MN 55474
(c)	Citizenship: Delaware
(d)	Title of class of securities: Common Stock
(e)	CUSIP No.: 88162F105
Item 3.	If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:
(a)	Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o);
(b)	Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);
(c)	Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c);
(d)	Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8);
(e)	An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);
(f)	An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);
(g)	A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);
(h)	A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
(i)	A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);
(j)	A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J). If filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J), please specify the type of institution:
(k)	Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).
Item 4.	Ownership
(a)	Amount beneficially owned: Incorporated by reference to Items (5)-(9) and (11) of the cover page pertaining to the reporting person. AFI disclaims beneficial ownership of any shares reported on this Schedule.
(b)	Percent of class: The information required by Item 4(b) is set forth in Rows (5)-(9) and (11) of the cover page for the Reporting Person hereto and is incorporated herein by reference for the Reporting Person.
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: The information required by Item 4(c) is set forth in Rows (5)-(9) and (11) of the cover page for the Reporting Person hereto and is incorporated herein by reference for the Reporting Person.
	(ii) Shared power to vote or to direct the vote: The information required by Item 4(c) is set forth in Rows (5)-(9) and (11) of the cover page for the Reporting Person hereto and is incorporated herein by reference for the Reporting Person.
	(iii) Sole power to dispose or to direct the disposition of: The information required by Item 4(c) is set forth in Rows (5)-(9) and (11) of the cover page for the Reporting Person hereto and is incorporated herein by reference for the Reporting Person.
	(iv) Shared power to dispose or to direct the disposition of: The information required by Item 4(c) is set forth in Rows (5)-(9) and (11) of the cover page for the Reporting Person hereto and is incorporated herein by reference for the Reporting Person.
Item 5.	Ownership of 5 Percent or Less of a Class.
	Not Applicable
Item 6.	Ownership of more than 5 Percent on Behalf of Another Person.
	Not Applicable
Item 7.	Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.
	Not Applicable
Item 8.	Identification and Classification of Members of the Group.
	Not Applicable
Item 9.	Notice of Dissolution of Group.
	Not Applicable

Item 10.

Certifications:

By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under ?? 240.14a-11.

SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

Ameriprise Financial, Inc.

Signature:	/s/ Michael G. Clarke
Name/Title:	Michael G. Clarke, Senior Vice President, North America Head of Operations & Investor Services
Date:	02/17/2026

Comments accompanying signature: Contact Information Charles Chiesa VP Fund Treasurer Global Operations and Investor Services Telephone: 617-385-9593