Filing Details
- Accession Number:
- 0001361570-25-000008
- Form Type:
- 13D Filing
- Publication Date:
- 2025-04-14 20:00:00
- Filed By:
- PICTET ASSET MANAGEMENT SA
- Company:
- Tetra Technologies Inc (NYSE:TTI)
- Filing Date:
- 2025-04-15
- SEC Url:
- 13D Filing
Ownership Summary
Please notice the below summary table is generated without human intervention and may contain errors. Please refer to the complete filing displayed below for exact figures.
Name | Sole Voting Power | Shared Voting Power | Sole Dispositive Power | Shared Dispositive Power | Aggregate Amount Owned Power | Percent of Class |
---|---|---|---|---|---|---|
PICTET ASSET MANAGEMENT SA | 14,458,349 | 0 | 14,458,349 | 0 | 14,458,349 | 5.3% |
Filing
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549 |
SCHEDULE 13D
Under the Securities Exchange Act of 1934
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TETRA TECHNOLOGIES INC (Name of Issuer) |
COMMON STOCK (Title of Class of Securities) |
88162G103 (CUSIP Number) |
Mathieu Cornu Route des Acacias 60, Geneva, V8, 1211 0041583234506 (Name, Address and Telephone Number of Person Authorized to Receive Notices and Communications) |
04/15/2025 (Date of Event Which Requires Filing of This Statement) |
If the filing person has previously filed a statement on Schedule 13G to report the acquisition that is the subject of this Schedule 13D, and is filing this schedule because of §§ 240.13d-1(e), 240.13d-1(f) or 240.13d-1(g), check the following box.


The information required on the remainder of this cover page shall not be deemed to be “filed” for the purpose of Section 18 of the
Securities Exchange Act of 1934 (“Act”) or otherwise subject to the liabilities of that section of the Act but shall be subject to all other
provisions of the Act (however, see the Notes).
SCHEDULE 13D
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CUSIP No. | 88162G103 |
1 |
Name of reporting person
PICTET ASSET MANAGEMENT SA | ||||||||
2 | Check the appropriate box if a member of a Group (See Instructions)
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3 | SEC use only | ||||||||
4 |
Source of funds (See Instructions)
WC | ||||||||
5 |
Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)
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6 | Citizenship or place of organization
SWITZERLAND
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Number of Shares Beneficially Owned by Each Reporting Person With: |
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11 | Aggregate amount beneficially owned by each reporting person
14,458,349.00 | ||||||||
12 | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)
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13 | Percent of class represented by amount in Row (11)
5.3 % | ||||||||
14 | Type of Reporting Person (See Instructions)
IA |
SCHEDULE 13D
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Item 1. | Security and Issuer |
(a) | Title of Class of Securities:
COMMON STOCK |
(b) | Name of Issuer:
TETRA TECHNOLOGIES INC |
(c) | Address of Issuer's Principal Executive Offices:
24955 INTERSTATE 45 NORTH, THE WOODLANDS,
TEXAS
, 77380. |
Item 2. | Identity and Background |
(a) | Pictet Asset Management SA |
(b) | 60 ROUTE DES ACACIAS
GENEVA 73 211
SWITZERLAND
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(c) | Investment Adviser
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(d) | No |
(e) | No |
(f) | GENEVA (SWITZERLAND) |
Item 3. | Source and Amount of Funds or Other Consideration |
The Reporting Person acquired the shares of common stock of Tetra Tech Inc. on behalf of its institutional clients who are managed on a discretionary basis. The purchase cost is approximately USD 412,134,333. The source of the funds comes from our institutional clients' assets
The funds used for the acquisition did not involve any financing or borrowing. | |
Item 4. | Purpose of Transaction |
The Reporting Person acquired shares of Tetra Tech Inc. as part of its investment strategy, considering the clarity and robustness of the issuer's long-term strategy; the functioning and calibre of governance structures and effective leadership; the financial strength and performance of issuers and the fair valuation of underlying securities; and financially-material sustainability risks & opportunities. The Reporting Person is therefore actively engaging with the Issuer to discuss and promote initiatives that align with these business practices.
This engagement is part of the Reporting Person's broader strategy to support companies in enhancing their approach, thereby potentially improving long-term shareholder value. As such, the Reporting Person may seek to influence the Issuer's policies and practices through discussions with the Boards and management of the companies in which we invest.
The Reporting Person does not currently have any plans or proposals that would result in a change in control of the Issuer, nor does it intend to acquire additional shares for the purpose of gaining control. However, the Reporting Person reserves the right to change its intentions and take any actions that it deems appropriate in light of its ongoing engagement and evaluation of the Issuer's policies and practices. | |
Item 5. | Interest in Securities of the Issuer |
(a) | Pictet Asset management SA holds 14,458,349 shares of Tetra Tech Inc., which represents 5.3% of the total number of shares.
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(b) | Pictet Asset Management SA has the Sole power to vote on 13,288,970 out of the 14,458,349 shares under management. |
(c) | In the past sixty days, the following transactions have been done :
Date Type Quantity Price Exchange
04.11.25 BUY 732 29.44 The NASDAQ Stock Exchange
04.11.25 BUY 879 29.59 The NASDAQ Stock Exchange
04.11.25 BUY 8'356 29.45 The NASDAQ Stock Exchange
04.11.25 SELLL 1'493 29.45 The NASDAQ Stock Exchange
04.11.25 BUY 1'869 29.59 The NASDAQ Stock Exchange
04.07.25 SELLL 34'002 27.92 The NASDAQ Stock Exchange
04.02.25 SELLL 3'791 29.24 The NASDAQ Stock Exchange
03.31.25 SELLL 422 28.76 The NASDAQ Stock Exchange
03.31.25 SELLL 14'240 29.25 The NASDAQ Stock Exchange
03.31.25 SELLL 25'157 28.76 The NASDAQ Stock Exchange
03.28.25 BUY 16'813 29.50 The NASDAQ Stock Exchange
03.27.25 BUY 110 29.62 The NASDAQ Stock Exchange
03.27.25 BUY 819 29.49 The NASDAQ Stock Exchange
03.25.25 BUY 1'080 29.50 The NASDAQ Stock Exchange
03.24.25 BUY 1'804 29.32 The NASDAQ Stock Exchange
03.24.25 BUY 901 29.32 The NASDAQ Stock Exchange
03.24.25 BUY 4'496 29.32 The NASDAQ Stock Exchange
03.24.25 BUY 4'512 29.32 The NASDAQ Stock Exchange
03.24.25 BUY 15'342 29.32 The NASDAQ Stock Exchange
03.24.25 BUY 4'508 29.32 The NASDAQ Stock Exchange
03.24.25 BUY 1'807 29.32 The NASDAQ Stock Exchange
03.21.25 BUY 25'909 28.99 The NASDAQ Stock Exchange
03.20.25 BUY 186 29.75 The NASDAQ Stock Exchange
03.20.25 BUY 1'448 29.75 The NASDAQ Stock Exchange
03.20.25 BUY 847 29.75 The NASDAQ Stock Exchange
03.20.25 BUY 3'517 29.75 The NASDAQ Stock Exchange
03.20.25 BUY 3'627 29.75 The NASDAQ Stock Exchange
03.20.25 BUY 9'827 29.75 The NASDAQ Stock Exchange
03.20.25 BUY 3'022 29.75 The NASDAQ Stock Exchange
03.20.25 BUY 1'534 29.75 The NASDAQ Stock Exchange
03.20.25 SELLL 36'536 29.42 The NASDAQ Stock Exchange
03.20.25 BUY 95'992 29.75 The NASDAQ Stock Exchange
03.19.25 BUY 334 30.24 The NASDAQ Stock Exchange
03.19.25 BUY 334 30.35 The NASDAQ Stock Exchange
03.19.25 BUY 334 29.97 The NASDAQ Stock Exchange
03.19.25 BUY 452 30.24 The NASDAQ Stock Exchange
03.19.25 BUY 886 30.35 The NASDAQ Stock Exchange
03.19.25 BUY 436 29.97 The NASDAQ Stock Exchange
03.19.25 BUY 339 30.24 The NASDAQ Stock Exchange
03.19.25 BUY 364 30.35 The NASDAQ Stock Exchange
03.19.25 BUY 334 29.97 The NASDAQ Stock Exchange
03.19.25 BUY 841 30.24 The NASDAQ Stock Exchange
03.19.25 BUY 2'332 30.35 The NASDAQ Stock Exchange
03.19.25 BUY 1'134 29.97 The NASDAQ Stock Exchange
03.19.25 BUY 1'207 29.97 The NASDAQ Stock Exchange
03.19.25 BUY 791 30.24 The NASDAQ Stock Exchange
03.19.25 BUY 2'469 30.35 The NASDAQ Stock Exchange
03.19.25 BUY 3'372 29.97 The NASDAQ Stock Exchange
03.19.25 BUY 1'800 30.24 The NASDAQ Stock Exchange
03.19.25 BUY 6'933 30.35 The NASDAQ Stock Exchange
03.19.25 BUY 694 30.24 The NASDAQ Stock Exchange
03.19.25 BUY 2'032 30.35 The NASDAQ Stock Exchange
03.19.25 BUY 996 29.97 The NASDAQ Stock Exchange
03.19.25 BUY 468 30.24 The NASDAQ Stock Exchange
03.19.25 BUY 945 30.35 The NASDAQ Stock Exchange
03.19.25 BUY 465 29.97 The NASDAQ Stock Exchange
03.19.25 BUY 18'212 30.24 The NASDAQ Stock Exchange
03.19.25 BUY 67'006 30.35 The NASDAQ Stock Exchange
03.19.25 BUY 32'338 29.97 The NASDAQ Stock Exchange
03.18.25 SELLL 1'621 29.42 The NASDAQ Stock Exchange
03.18.25 SELLL 82'473 29.30 The NASDAQ Stock Exchange
03.17.25 SELLL 100'380 29.51 The NASDAQ Stock Exchange
03.11.25 BUY 44'643 29.66 The NASDAQ Stock Exchange
03.10.25 SELLL 808 30.35 The NASDAQ Stock Exchange
03.07.25 SELLL 41'709 29.29 The NASDAQ Stock Exchange
03.04.25 BUY 1'510 28.40 The NASDAQ Stock Exchange
03.03.25 SELLL 581 28.26 The NASDAQ Stock Exchange
02.26.25 SELLL 120 29.64 The NASDAQ Stock Exchange
02.26.25 BUY 826 30.07 The NASDAQ Stock Exchange
02.24.25 BUY 784 30.24 The NASDAQ Stock Exchange
02.24.25 BUY 1'657 30.24 The NASDAQ Stock Exchange
02.24.25 BUY 828 30.24 The NASDAQ Stock Exchange
02.24.25 BUY 2'889 30.24 The NASDAQ Stock Exchange
02.24.25 BUY 3'319 30.24 The NASDAQ Stock Exchange
02.24.25 BUY 8'298 30.24 The NASDAQ Stock Exchange
02.24.25 BUY 2'487 30.24 The NASDAQ Stock Exchange
02.24.25 BUY 1'666 30.24 The NASDAQ Stock Exchange
02.24.25 BUY 6'240 30.00 The NASDAQ Stock Exchange
02.21.25 SELLL 1'876 29.97 The NASDAQ Stock Exchange
02.20.25 BUY 737 30.40 The NASDAQ Stock Exchange
02.18.25 BUY 39'433 31.08 The NASDAQ Stock Exchange
02.18.25 BUY 59 30.72 The NASDAQ Stock Exchange
02.18.25 BUY 597 30.72 The NASDAQ Stock Exchange
02.14.25 BUY 55'718 30.77 The NASDAQ Stock Exchange
02.14.25 BUY 569 30.75 The NASDAQ Stock Exchange
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(d) | The securities reported herein come from the assets of our institutional clients who are managed by the Reporting Person on a discretionary basis. Consequently, our clients have the right to receive dividends and any proceeds from the sale of the Issuer's securities, in proportion to their respective managed assets.
The Reporting Person itself does not have any direct economic interest in the dividends or sale proceeds from the securities of Tetra Tech Inc., other than its entitlement to management fees and / or performance-based compensation, as agreed upon with its clients. The Reporting Person's role is limited to managing the investments in accordance with the investment objectives and strategies set forth by each of its institutional clients. |
(e) | Not Applicable |
Item 6. | Contracts, Arrangements, Understandings or Relationships With Respect to Securities of the Issuer |
The Reporting Person's exposure to Tetra Tech Inc. is solely through direct stock investments held by its managed institutional clients. There are no contracts, arrangements, understandings, or relationships with any third parties regarding the securities of Tetra Tech Inc., other than those arising from the ordinary course of discretionary management of our client assets.
The Reporting Person does not have any derivative positions, options, or other financial instruments related to the securities of the Issuer. Furthermore, there are no agreements or understandings that would influence the voting or disposition of these securities beyond the Reporting Person's discretionary investment authority as an asset manager. |
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.
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