Tetra Technologies Inc. 13F holders
246 funds reported a position in Tetra Technologies Inc. in their 13F for the quarter ended 30 June 2026, together 136.1 million shares worth $1.54 billion. Against the quarter before, 34 opened a position, 100 added, 73 trimmed and 28 sold out; together they bought a net 20.5 million shares. The largest holders: BlackRock, Inc., Neuberger Berman Group LLC and Vanguard Capital Management LLC.
Funds holding246+6 on Q1 2026
Shares they held136.1Mworth $1.54 billion
Net bought on the quarter20.5M sharesabout $232.7 million at the funds' values
Funds buying to selling134 to 101opened or added, to cut or sold
Opened 34Added 100Held 37Trimmed 73Sold out 28
What each fund did in TTI against its 13F for the quarter before; a change under 0.1% of a holding counts as held
Funds reporting a position in TTI in their 13F, each quarter; hover a bar for the shares they held
Filed so far for the quarter to 30 September 2026
3,241 funds have filed their 13F for the quarter so far; the rest are due by 16 November 2026. Of those, 40 reported a position in Tetra Technologies Inc.: 3 opened one, 14 added, 12 trimmed and 7 sold out, a net 26,458 shares sold.
The largest moves in the name among the funds that have filed, against each fund's previous 13F.
The well-known funds
Of the 44 funds followed here, 6 reported a position in Tetra Technologies Inc. in a 13F for the quarter ended 30 June 2026. The largest: Geode Capital Management, 3.3 million shares worth $37.8 million, 0.0% of its reported book. New this quarter: Renaissance Technologies, Two Sigma Investments. Sold out: Point72 Asset Management. In the quarter, 3 funds added or opened a position and 4 trimmed or sold out; together they sold a net 672,495 shares, about $7.6 million at the funds' own value per share on 30 June 2026. A change under 0.1% of a holding counts as held.
| Fund | Shares | Value | Of its book | Change on the quarter | Status | Quarter ended | Filing |
|---|---|---|---|---|---|---|---|
| Geode Capital Management | 3,337,072 | $37.8 million | 0.0% | +162,346 | added | 30 June 2026 | 13F |
| Millennium Management | 2,002,429 | $22.7 million | 0.0% | -496,067 | trimmed | 30 June 2026 | 13F |
| Citadel Advisors | 627,772 | $7.1 million | 0.0% | -222,069 | trimmed | 30 June 2026 | 13F |
| Renaissance Technologies | 293,525 | $3.3 million | 0.0% | +293,525 | new | 30 June 2026 | 13F |
| FMR LLC | 123,533 | $1.4 million | 0.0% | -11,760 | trimmed | 30 June 2026 | 13F |
| Two Sigma Investments | 44,027 | $498,826 | 0.0% | +44,027 | new | 30 June 2026 | 13F |
| Point72 Asset Management | 0 | $0 | 0.0% | -442,497 | exited | 30 June 2026 | 13F |
Value is what the fund reported.
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Change is shares against the fund's previous 13F; a fund with one filing read shows no change. 13Fs cover long US positions of managers above $100 million and are filed up to 45 days after the quarter.The largest holders
| Fund | Shares | Share of all | Value | Of its book | Change in shares | Filing |
|---|---|---|---|---|---|---|
| BlackRock, Inc. | 12,223,413 | 8.98% | $138.5 million | 0.00% | +612,884 | 13F |
| Neuberger Berman Group LLC | 8,667,727 | 6.37% | $98.2 million | 0.07% | +505,731 | 13F |
| Vanguard Capital Management LLC | 6,117,626 | 4.49% | $69.3 million | 0.00% | +693,769 | 13F |
| Ameriprise Financial Inc. | 6,065,202 | 4.46% | $68.7 million | 0.01% | +549,680 | 13F |
| Needham Investment Management LLC | 5,651,500 | 4.15% | $64.0 million | 1.93% | +2,276,500 | 13F |
| Cramer Rosenthal McGlynn LLC | 5,070,419 | 3.72% | $57.4 million | 2.92% | +3,309,509 | 13F |
| American Century Companies Inc. | 4,528,248 | 3.33% | $51.3 million | 0.02% | +174,100 | 13F |
| Driehaus Capital Management LLC | 4,373,843 | 3.21% | $49.6 million | 0.29% | +782,817 | 13F |
| State Street Corp. | 3,955,016 | 2.91% | $44.8 million | 0.00% | -212,904 | 13F |
| Vaughan Nelson Investment Management, L.P. | 3,880,891 | 2.85% | $44.0 million | 0.39% | +1,136,361 | 13F |
| Broad Bay Capital Management, LP | 3,498,542 | 2.57% | $39.6 million | 3.76% | new | 13F |
| Geode Capital Management, LLC | 3,337,072 | 2.45% | $37.8 million | 0.00% | +162,346 | 13F |
| Dimensional Fund Advisors LP | 3,320,077 | 2.44% | $37.6 million | 0.01% | +2,216 | 13F |
| Emerald Advisers, LLC | 3,093,379 | 2.27% | $35.0 million | 0.82% | +431,852 | 13F |
| Gendell Jeffrey L | 2,534,420 | 1.86% | $28.7 million | 0.26% | -241,668 | 13F |
| Vanguard Portfolio Management LLC | 2,507,962 | 1.84% | $28.4 million | 0.00% | +373,650 | 13F |
| Wellington Management Group LLP | 2,343,491 | 1.72% | $26.6 million | 0.01% | +880,413 | 13F |
| D. E. Shaw & Co., Inc. | 2,136,547 | 1.57% | $24.2 million | 0.02% | no change | 13F |
| Millennium Management LLC | 2,002,429 | 1.47% | $22.7 million | 0.02% | -496,067 | 13F |
| Emerald Mutual Fund Advisers Trust | 1,970,377 | 1.45% | $22.3 million | 0.79% | +329,101 | 13F |
| Royce & Associates LP | 1,955,138 | 1.44% | $22.2 million | 0.18% | +273,380 | 13F |
| Encompass Capital Advisors LLC | 1,900,000 | 1.40% | $21.5 million | 0.93% | -1,301,953 | 13F |
| Franklin Resources Inc. | 1,820,986 | 1.34% | $20.6 million | 0.00% | +1,690,073 | 13F |
| Frontier Capital Management Co. LLC | 1,796,050 | 1.32% | $20.3 million | 0.19% | -351,180 | 13F |
| Bank of America Corp. | 1,774,275 | 1.30% | $20.1 million | 0.00% | +643,021 | 13F |
| Nuveen, LLC | 1,703,741 | 1.25% | $19.3 million | 0.01% | +622,744 | 13F |
| First Trust Advisors LP | 1,473,222 | 1.08% | $16.7 million | 0.01% | +1,027,539 | 13F |
| Goldman Sachs Group Inc. | 1,239,386 | 0.91% | $14.0 million | 0.00% | -73,882 | 13F |
| Morgan Stanley | 1,166,244 | 0.86% | $13.2 million | 0.00% | +883,175 | 13F |
| Northern Trust Corp. | 1,164,293 | 0.86% | $13.2 million | 0.00% | -88,694 | 13F |
| WealthTrust Axiom LLC | 1,132,497 | 0.83% | $12.8 million | 2.87% | -4,443 | 13F |
| Charles Schwab Investment Management Inc. | 1,119,032 | 0.82% | $12.7 million | 0.00% | +26,404 | 13F |
| Huber Capital Management LLC | 1,082,148 | 0.79% | $12.3 million | 1.81% | +95,168 | 13F |
| Rice Hall James & Associates, LLC | 1,067,906 | 0.78% | $12.1 million | 0.59% | +1,028,089 | 13F |
| Bridgeway Capital Management, LLC | 1,064,214 | 0.78% | $12.1 million | 0.21% | -113,416 | 13F |
| Russell Investments Group, Ltd. | 1,010,044 | 0.74% | $11.4 million | 0.01% | +303,026 | 13F |
| Heartland Advisors Inc. | 1,000,100 | 0.73% | $11.3 million | 0.51% | +386,300 | 13F |
| Vanguard Fiduciary Trust Co. | 966,849 | 0.71% | $11.0 million | 0.00% | +108,516 | 13F |
| Marathon Capital Management | 962,171 | 0.71% | $10.9 million | 2.21% | -16,840 | 13F |
| Aperture Investors, LLC | 905,901 | 0.67% | $10.3 million | 1.09% | +160,009 | 13F |
| Cinctive Capital Management LP | 896,080 | 0.66% | $10.2 million | 0.41% | +844,591 | 13F |
| Stanley-Laman Group, Ltd. | 890,023 | 0.65% | $10.1 million | 1.02% | -6,792 | 13F |
| Invesco Ltd. | 853,349 | 0.63% | $9.7 million | 0.00% | +98,203 | 13F |
| Everett Harris & Co. | 803,865 | 0.59% | $9.1 million | 0.11% | +188 | 13F |
| Panagora Asset Management Inc. | 775,846 | 0.57% | $8.8 million | 0.03% | -187,868 | 13F |
| AQR Capital Management LLC | 757,701 | 0.56% | $8.6 million | 0.00% | +6,293 | 13F |
| Essex Investment Management Co. LLC | 741,007 | 0.54% | $8.4 million | 1.10% | -33,092 | 13F |
| Empowered Funds, LLC | 664,214 | 0.49% | $7.5 million | 0.04% | +21,584 | 13F |
| Natixis Advisors, LLC | 660,057 | 0.48% | $7.5 million | 0.01% | +165,025 | 13F |
| Citadel Advisors LLC | 627,772 | 0.46% | $7.1 million | 0.00% | -222,069 | 13F |
The 50 largest of the 246 funds that reported a position in TTI in their 13F for the quarter ended 30 June 2026, by the value each reported.
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Share of all is the fund's part of all the shares the funds reported. Change is shares against the fund's 13F for the quarter before. A 13F lists a manager's long positions in US-listed shares at the quarter's end. What is a 13F?Options the funds reported on TTI
| Fund | Option | Shares under the options | Value of those shares | Quarter ended | Filing |
|---|---|---|---|---|---|
| Citadel Advisors | Puts | 32,300 | $365,959 | 30 June 2026 | 13F |
| Citadel Advisors | Calls | 25,200 | $285,516 | 30 June 2026 | 13F |
A 13F lists calls and puts by the shares they cover and what those shares were worth at the quarter's end, not what the options cost.
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They are not counted in the holdings above. A put gains when the stock falls, a call when it rises, and a fund may hold either to hedge.Schedule 13D and 13G filed on the name, last twelve months
| Filed | Schedule | Who | Holding | Of the class | Event date | Rule or purpose | Filing |
|---|---|---|---|---|---|---|---|
| 6 October 2026 | 13G/A | Neuberger Berman Group LLC and 3 others | 7.4 million | 4.9% | 30 September 2026 | passive, institutional (13d-1(b)) | EDGAR |
| 15 May 2026 | 13G/A | Ameriprise Financial, Inc. and 1 other | 5.5 million | 4.1% | 31 March 2026 | passive, institutional (13d-1(b)) | EDGAR |
| 27 March 2026 | 13G/A | The Vanguard Group and 1 other | 0 | 0.0% | 13 March 2026 | passive, institutional (13d-1(b)) | EDGAR |
| 17 February 2026 | 13G/A | Fuller & Thaler Asset Management, Inc. and 1 other | 6,566 | 0.0% | 31 December 2025 | passive, institutional (13d-1(b)) | EDGAR |
| 17 February 2026 | 13G | Ameriprise Financial, Inc. and 1 other | 6.9 million | 5.2% | 31 December 2025 | passive, institutional (13d-1(b)) | EDGAR |
A Schedule 13D is filed by anyone who crosses 5% of a class with intent to influence; a 13G by a passive holder.
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Amendments (/A) report a change, including an exit to zero. Holding and percentage are as the filer stated them on the cover page; the purpose is the filer's own words, cut short. 13D and 13GFails to deliver
| Settlement date | Shares failed | Price | File |
|---|---|---|---|
| 18 September 2026 | 53,822 | $6.15 | SEC |
| 9 September 2026 | 6 | $7.13 | SEC |
| 8 September 2026 | 9 | $6.91 | SEC |
| 31 August 2026 | 4,794 | $6.81 | SEC |
| 21 August 2026 | 177,653 | $7.23 | SEC |
Shares that failed to deliver at settlement, per day, from the SEC's half-month files, which arrive about two weeks after the period.