Ranked by reported Q1 2026 13F market value
Share of total reported institutional value in TTI held by the largest 10 / 25 filers.
| # | Institution | Shares Held | Market Value | QoQ Change | Ownership % | % of Fund |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 11.6M | $98.9M | +3.3% | 8.582% | 0.00% |
| 2 | Neuberger Berman Group LLC | 8.2M | $69.5M | +0.2% | 6.033% | 0.05% |
| 3 | AMERIPRISE FINANCIAL INC | 5.5M | $47.0M | -20.2% | 4.077% | 0.01% |
| 4 | VANGUARD CAPITAL MANAGEMENT LLC | 5.4M | $46.2M | — | 4.009% | 0.00% |
| 5 | AMERICAN CENTURY COMPANIES INC | 4.4M | $37.1M | +12.0% | 3.218% | 0.02% |
| 6 | STATE STREET CORP | 4.2M | $35.5M | +20.0% | 3.081% | 0.00% |
| 7 | DRIEHAUS CAPITAL MANAGEMENT LLC | 3.6M | $30.6M | -3.4% | 2.654% | 0.22% |
| 8 | NEEDHAM INVESTMENT MANAGEMENT LLC | 3.4M | $28.8M | +42.1% | 2.495% | 1.47% |
| 9 | DIMENSIONAL FUND ADVISORS LP | 3.3M | $28.3M | -12.5% | 2.452% | 0.01% |
| 10 | Encompass Capital Advisors LLC | 3.2M | $27.3M | +10.7% | 2.367% | 1.11% |
| 11 | GEODE CAPITAL MANAGEMENT, LLC | 3.2M | $27.1M | +2.7% | 2.346% | 0.00% |
| 12 | GENDELL JEFFREY L | 2.8M | $23.7M | -3.8% | 2.052% | 0.32% |
| 13 | VAUGHAN NELSON INVESTMENT MANAGEMENT, L.P. | 2.7M | $23.4M | +1.4% | 2.029% | 0.23% |
| 14 | EMERALD ADVISERS, LLC | 2.7M | $22.7M | -6.8% | 1.967% | 0.72% |
| 15 | MILLENNIUM MANAGEMENT LLC | 2.5M | $21.3M | +219.6% | 1.847% | 0.01% |
| 16 | FRONTIER CAPITAL MANAGEMENT CO LLC | 2.1M | $18.3M | -12.3% | 1.587% | 0.19% |
| 17 | D. E. Shaw & Co., Inc. | 2.1M | $18.2M | 0.0% | 1.579% | 0.02% |
| 18 | VANGUARD PORTFOLIO MANAGEMENT LLC | 2.1M | $18.2M | — | 1.578% | 0.00% |
| 19 | CRAMER ROSENTHAL MCGLYNN LLC | 1.8M | $15.0M | -4.8% | 1.302% | 1.10% |
| 20 | ROYCE & ASSOCIATES LP | 1.7M | $14.3M | -8.9% | 1.243% | 0.14% |
| 21 | EMERALD MUTUAL FUND ADVISERS TRUST | 1.6M | $14.0M | -4.6% | 1.213% | 0.68% |
| 22 | WELLINGTON MANAGEMENT GROUP LLP | 1.5M | $12.5M | -13.1% | 1.081% | 0.00% |
| 23 | GOLDMAN SACHS GROUP INC | 1.3M | $11.2M | +21.3% | 0.971% | 0.00% |
| 24 | NORTHERN TRUST CORP | 1.3M | $10.7M | +4.9% | 0.926% | 0.00% |
| 25 | BRIDGEWAY CAPITAL MANAGEMENT, LLC | 1.2M | $10.0M | -0.4% | 0.870% | 0.20% |
denotes a marquee investor (Buffett, Burry, ARK, Tiger Global, Pershing Square, Baupost and other widely-followed managers). “% of Fund” shows how much of that investor’s total 13F portfolio is invested in TTI — a direct measure of their conviction.
Filings activity in TTI during Q1 2026, grouped by how each filer changed its position.
8 quarters of 13F filings · Δ columns show change vs prior quarter
| Quarter | Inst. Holders | Δ Holders | Ownership % | Δ Ownership | Total 13F Value | Δ Value |
|---|---|---|---|---|---|---|
| Q1 2026 | 233 | +5.0% | 69.00% | 7.04 pp | $971M | 9.2% |
| Q4 2025 | 222 | +11% | 76.04% | +26.14 pp | $1.07B | +52% |
| Q3 2025 | 200 | +20% | 49.90% | +27.13 pp | $702M | +119% |
| Q2 2025 | 167 | 2.9% | 22.77% | +0.49 pp | $320M | +2.2% |
| Q1 2025 | 172 | 1.1% | 22.28% | 0.56 pp | $313M | 2.5% |
| Q4 2024 | 174 | 0.6% | 22.84% | +3.19 pp | $321M | +16% |
| Q3 2024 | 175 | +2.3% | 19.65% | 2.56 pp | $276M | 12% |
| Q2 2024 | 171 | — | 22.21% | — | $312M | — |
Source: SEC 13F institutional filings. Ownership % requires market cap data and will show once linked. Δ columns compare to the immediately prior filed quarter.
Quick answers to the most common questions about buying TTI stock.
Based on Q1 2026 13F filings, institutional ownership of TETRA Technologies, Inc. stands at 69.0%, held across 233 reporting institutions.
BlackRock, Inc. is the largest reported institutional holder of TTI, with approximately 11,610,529 shares worth $0.10B as of Q1 2026.
Yes — 1 widely-followed marquee investor appear among the top 25 institutional holders of TTI, including MILLENNIUM MANAGEMENT LLC.
Our composite Smart Money Score for TTI is 41 out of 100 (Neutral). It combines net institutional buying activity, ownership shift, marquee investor presence, and holder-count growth.
50 institutions opened new positions in TTI during Q1 2026, while 39 fully exited. 45 added to existing positions and 137 trimmed.
TTI institutional ownership fell by 7.04 percentage points quarter-over-quarter, with a net change of +11 holders.
The top 10 institutions account for 46.3% of all reported 13F value in TTI, and the top 25 account for 73.1%.
All data is sourced from SEC Form 13F filings, which institutional investment managers with at least $100M in assets are required to file each quarter. We process every 13F filing from EDGAR and recompute the aggregates after each cycle. Insider transactions are sourced from Form 4 filings.
TETRA Technologies, Inc. (TTI) Institutional Ownership