Hudson Technologies Inc
HDSN- Exchange
- Nasdaq
- Industry
- Wholesale-Machinery, Equipment & Supplies
- SEC CIK
- 0000925528
In the last 90 days, Hudson Technologies Inc insiders filed 9 open-market purchases and 0 sales; 151 institutions reported holding it in 13F filings for Q2 2026, worth $181.4M in total; no superinvestor holds it.
13F holders, Q2 2021
Institutional positions in Hudson Technologies Inc as of Jun 30, 2021. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 53
- +16 vs. Q1 2021
- Shares held
- 16.7M
- +1.88M (+12.7%) vs. Q1 2021
- Total value
- $57.2M
- +$33.0M (+136.5%) vs. Q1 2021
- New holders
- 21
- 11 more added
- Sold out
- 5
- 15 more reduced
Compare with Q1 2021: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting HDSN on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 151 | $181.4M |
| Q1 2026 | 160 | $194.0M |
| Q4 2025 | 168 | $226.4M |
| Q3 2025 | 170 | $330.3M |
| Q2 2025 | 149 | $270.7M |
| Q1 2025 | 162 | $194.9M |
| Q4 2024 | 168 | $169.6M |
| Q3 2024 | 172 | $257.8M |
| Q2 2024 | 161 | $279.3M |
| Q1 2024 | 168 | $346.3M |
| Q4 2023 | 145 | $417.5M |
| Q3 2023 | 143 | $394.0M |
| Q2 2023 | 132 | $278.1M |
| Q1 2023 | 139 | $244.0M |
| Q4 2022 | 143 | $283.6M |
| Q3 2022 | 133 | $209.8M |
| Q2 2022 | 112 | $216.3M |
| Q1 2022 | 78 | $157.5M |
| Q4 2021 | 65 | $99.1M |
| Q3 2021 | 61 | $65.6M |
| Q2 2021 | 53 | $57.2M |
| Q1 2021 | 37 | $24.2M |
Institutions, Q2 2021
Shares, value and share of portfolio for each institution holding Hudson Technologies Inc; share changes are against Q1 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Cooper Creek Partners Management LLC | 4,075,530 | $13.9M | 3.70% | −174,237−4.1% | Reduced |
| ArrowMark Colorado Holdings LLC | 3,596,374 | $12.2M | 0.09% | −86,746−2.4% | Reduced |
| Vanguard Group Inc | 1,524,998 | $5.19M | 0.00% | +36,630+2.5% | Added |
| RK Capital Management, LLC | 779,346 | $2.65M | 0.50% | +779,346 | New |
| BlackRock Inc. | 689,180 | $2.34M | 0.00% | −28,314−3.9% | Reduced |
| EAM Investors, LLC | 540,876 | $1.84M | 0.28% | +540,876 | New |
| Portolan Capital Management, LLC | 446,452 | $1.52M | 0.11% | +446,452 | New |
| Geode Capital Management, LLC | 418,690 | $1.42M | 0.00% | +127,523+43.8% | Added |
| Granahan Investment Management Inc | 409,423 | $1.39M | 0.03% | −288,748−41.4% | Reduced |
| Granite Point Capital Management, L.P. | 400,000 | $1.36M | 0.40% | +400,000 | New |
| Bridgeway Capital Management, LLC | 358,100 | $1.22M | 0.02% | +133,900+59.7% | Added |
| Renaissance Technologies LLC | 336,850 | $1.15M | 0.00% | +30,901+10.1% | Added |
| Marathon Capital Management | 326,825 | $1.11M | 0.26% | −23,000−6.6% | Reduced |
| JB Capital Partners LP | 306,200 | $1.04M | 0.25% | 00.0% | Unchanged |
| Parametric Portfolio Associates LLC | 274,560 | $934.0K | 0.00% | +46,183+20.2% | Added |
| Squarepoint Ops LLC | 213,983 | $728.0K | 0.01% | −12,035−5.3% | Reduced |
| Dimensional Fund Advisors LP | 177,832 | $605.0K | 0.00% | +177,832 | New |
| Thompson Investment Management, Inc. | 169,325 | $576.0K | 0.08% | −21,000−11.0% | Reduced |
| State Street Corp | 154,375 | $525.0K | 0.00% | +125,120+427.7% | Added |
| Manatuck Hill Partners, LLC | 148,704 | $506.0K | 0.15% | +148,704 | New |
| Susquehanna International Group, LLP | 141,195 | $480.0K | 0.00% | +141,195 | New |
| MYDA Advisors LLC | 116,715 | $397.0K | 0.11% | +116,715 | New |
| Millennium Management LLC | 104,215 | $354.0K | 0.00% | +104,215 | New |
| Two Sigma Investments, LP | 103,910 | $353.0K | 0.00% | +103,910 | New |
| Quadrature Capital Ltd | 97,132 | $331.0K | 0.01% | +97,132 | New |
| Pekin Hardy Strauss, Inc. | 86,000 | $292.0K | 0.04% | −423,000−83.1% | Reduced |
| M&T Bank Corp | 82,065 | $279.0K | 0.00% | 00.0% | Unchanged |
| Northern Trust Corp | 79,698 | $271.0K | 0.00% | −6,336−7.4% | Reduced |
| Pitcairn Co | 249 | $260.0K | 0.02% | 00.0% | Unchanged |
| Investment Management of Virginia LLC | 75,000 | $255.0K | 0.05% | −5,000−6.3% | Reduced |
| Game Plan Financial Advisors, LLC | 58,000 | $197.0K | 0.12% | +11,000+23.4% | Added |
| Citadel Advisors LLC | 53,018 | $180.0K | 0.00% | +24,370+85.1% | Added |
| Walleye Capital LLC | 52,044 | $177.0K | 0.01% | +52,044 | New |
| Price T Rowe Associates Inc | 46,060 | $157.0K | 0.00% | −9,100−16.5% | Reduced |
| Blair William & Co | 44,900 | $153.0K | 0.00% | −6,000−11.8% | Reduced |
| Group One Trading, L.P. | 36,154 | $123.0K | 0.00% | +33,428+1,226.3% | Added |
| Grimes & Company, Inc. | 33,422 | $114.0K | 0.00% | +33,422 | New |
| Heritage Investors Management Corp | 29,990 | $102.0K | 0.00% | 00.0% | Unchanged |
| Cubist Systematic Strategies, LLC | 22,500 | $77.0K | 0.00% | +22,500 | New |
| Occudo Quantitative Strategies LP | 22,234 | $76.0K | 0.01% | +22,234 | New |
| Walleye Trading LLC | 19,650 | $67.0K | 0.00% | +19,650 | New |
| Wolverine Trading, LLC | 16,631 | $57.0K | 0.00% | +16,631 | New |
| Ameriprise Financial Inc | 15,730 | $53.0K | 0.00% | +15,730 | New |
| Charles Schwab Investment Management Inc | 14,328 | $49.0K | 0.00% | 00.0% | Unchanged |
| Goldman Sachs Group Inc | 12,671 | $43.0K | 0.00% | +12,671 | New |
| Simplex Trading, LLC | 7,172 | $24.0K | 0.00% | +2,266+46.2% | Added |
| UBS Group AG | 5,820 | $20.0K | 0.00% | −7,858−57.4% | Reduced |
| Morgan Stanley | 2,834 | $10.0K | 0.00% | −19,513−87.3% | Reduced |
| Barclays PLC | 2,961 | $10.0K | 0.00% | +2,961 | New |
| American Portfolios Advisors | 686 | $2.33K | 0.00% | 00.0% | Unchanged |
| Wells Fargo & Company | 223 | $1.00K | 0.00% | −2−0.9% | Reduced |
| Harbour Investments, Inc. | 441 | $1.00K | 0.00% | +241+120.5% | Added |
| Bank of America Corp | 342 | $1.00K | 0.00% | +342 | New |
| Bard Associates Inc | 0 | $0 | 0.00% | −586,125−100.0% | Sold out |
| California Public Employees Retirement System | 0 | $0 | 0.00% | −104,500−100.0% | Sold out |
| PEAK6 Investments LLC | 0 | $0 | 0.00% | −77,508−100.0% | Sold out |
| Smith & Howard Wealth Management, LLC | 0 | $0 | 0.00% | −50,000−100.0% | Sold out |
| Tower Research Capital LLC (TRC) | 0 | $0 | 0.00% | −14,480−100.0% | Sold out |