Hudson Technologies Inc
HDSN- Exchange
- Nasdaq
- Industry
- Wholesale-Machinery, Equipment & Supplies
- SEC CIK
- 0000925528
In the last 90 days, Hudson Technologies Inc insiders filed 10 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, Q3 2021
Institutional positions in Hudson Technologies Inc as of Sep 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
- 61
- +8 vs. Q2 2021
- Shares held
- 18.5M
- +1.76M (+10.5%) vs. Q2 2021
- Total value
- $65.6M
- +$8.45M (+14.8%) vs. Q2 2021
- New holders
- 14
- 14 more added
- Sold out
- 6
- 24 more reduced
Compare with Q2 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, Q3 2021
Shares, value and share of portfolio for each institution holding Hudson Technologies Inc; share changes are against Q2 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| UBS Group AG | 540 | $2.00K | 0.00% | −5,280−90.7% | Reduced |
| Harbour Investments, Inc. | 441 | $2.00K | 0.00% | 00.0% | Unchanged |
| American Portfolios Advisors | 686 | $2.42K | 0.00% | 00.0% | Unchanged |
| Bank of America Corp | 1,035 | $4.00K | 0.00% | +693+202.6% | Added |
| Simplex Trading, LLC | 2,178 | $7.00K | 0.00% | −4,994−69.6% | Reduced |
| Koshinski Asset Management, Inc. | 2,500 | $8.82K | 0.00% | +2,500 | New |
| Morgan Stanley | 2,714 | $10.0K | 0.00% | −120−4.2% | Reduced |
| Wells Fargo & Company | 4,193 | $15.0K | 0.00% | +3,970+1,780.3% | Added |
| Tower Research Capital LLC (TRC) | 5,876 | $20.0K | 0.00% | +5,876 | New |
| Counterpoint Mutual Funds LLC | 5,625 | $20.0K | 0.02% | +5,625 | New |
| Barclays PLC | 10,466 | $37.0K | 0.00% | +7,505+253.5% | Added |
| Qube Research & Technologies Ltd | 10,483 | $37.0K | 0.00% | +10,483 | New |
| Heritage Investors Management Corp | 11,200 | $40.0K | 0.00% | −18,790−62.7% | Reduced |
| Cubist Systematic Strategies, LLC | 11,652 | $41.0K | 0.00% | −10,848−48.2% | Reduced |
| XTX Topco Ltd | 13,910 | $49.0K | 0.02% | +13,910 | New |
| Ameriprise Financial Inc | 15,730 | $56.0K | 0.00% | 00.0% | Unchanged |
| Jump Financial, LLC | 16,300 | $58.0K | 0.00% | +16,300 | New |
| Citadel Advisors LLC | 17,103 | $60.0K | 0.00% | −35,915−67.7% | Reduced |
| Portolan Capital Management, LLC | 18,305 | $65.0K | 0.00% | −428,147−95.9% | Reduced |
| Ritholtz Wealth Management | 21,568 | $76.0K | 0.01% | +21,568 | New |
| Pekin Hardy Strauss, Inc. | 25,000 | $88.0K | 0.01% | −61,000−70.9% | Reduced |
| Goldman Sachs Group Inc | 26,927 | $95.0K | 0.00% | +14,256+112.5% | Added |
| MYDA Advisors LLC | 30,000 | $106.0K | 0.04% | −86,715−74.3% | Reduced |
| Grimes & Company, Inc. | 33,422 | $118.0K | 0.01% | 00.0% | Unchanged |
| Occudo Quantitative Strategies LP | 35,414 | $125.0K | 0.01% | +13,180+59.3% | Added |
| Engineers Gate Manager LP | 37,661 | $133.0K | 0.01% | +37,661 | New |
| Two Sigma Advisers, LP | 38,100 | $134.0K | 0.00% | +38,100 | New |
| Game Plan Financial Advisors, LLC | 40,000 | $141.0K | 0.08% | −18,000−31.0% | Reduced |
| Blair William & Co | 39,900 | $141.0K | 0.00% | −5,000−11.1% | Reduced |
| Quadrature Capital Ltd | 44,482 | $158.0K | 0.01% | −52,650−54.2% | Reduced |
| Price T Rowe Associates Inc | 46,060 | $163.0K | 0.00% | 00.0% | Unchanged |
| Investment Management of Virginia LLC | 70,000 | $247.0K | 0.05% | −5,000−6.7% | Reduced |
| Northern Trust Corp | 71,332 | $252.0K | 0.00% | −8,366−10.5% | Reduced |
| Pitcairn Co | 249 | $260.0K | 0.02% | 00.0% | Unchanged |
| O'Shaughnessy Asset Management, LLC | 78,847 | $278.0K | 0.01% | +78,847 | New |
| M&T Bank Corp | 82,065 | $290.0K | 0.00% | 00.0% | Unchanged |
| Group One Trading, L.P. | 92,155 | $325.0K | 0.01% | +56,001+154.9% | Added |
| Susquehanna International Group, LLP | 94,413 | $333.0K | 0.00% | −46,782−33.1% | Reduced |
| Acadian Asset Management LLC | 100,005 | $352.0K | 0.00% | +100,005 | New |
| Marshall Wace, LLP | 104,426 | $369.0K | 0.00% | +104,426 | New |
| Squarepoint Ops LLC | 123,922 | $437.0K | 0.00% | −90,061−42.1% | Reduced |
| State Street Corp | 132,875 | $469.0K | 0.00% | −21,500−13.9% | Reduced |
| M&G Investment Management Ltd | 128,313 | $513.0K | 0.00% | +128,313 | New |
| Thompson Investment Management, Inc. | 164,325 | $580.0K | 0.09% | −5,000−3.0% | Reduced |
| Essex Investment Management Co LLC | 174,488 | $616.0K | 0.08% | +174,488 | New |
| Two Sigma Investments, LP | 179,330 | $633.0K | 0.00% | +75,420+72.6% | Added |
| Millennium Management LLC | 192,183 | $678.0K | 0.00% | +87,968+84.4% | Added |
| Dimensional Fund Advisors LP | 273,350 | $965.0K | 0.00% | +95,518+53.7% | Added |
| JB Capital Partners LP | 306,200 | $1.08M | 0.24% | 00.0% | Unchanged |
| Parametric Portfolio Associates LLC | 312,934 | $1.10M | 0.00% | +38,374+14.0% | Added |
| Marathon Capital Management | 321,000 | $1.13M | 0.26% | −5,825−1.8% | Reduced |
| Bridgeway Capital Management, LLC | 390,600 | $1.38M | 0.03% | +32,500+9.1% | Added |
| Geode Capital Management, LLC | 418,269 | $1.48M | 0.00% | −421−0.1% | Reduced |
| Renaissance Technologies LLC | 501,850 | $1.77M | 0.00% | +165,000+49.0% | Added |
| EAM Investors, LLC | 540,876 | $1.91M | 0.32% | 00.0% | Unchanged |
| BlackRock Inc. | 688,029 | $2.43M | 0.00% | −1,151−0.2% | Reduced |
| Vanguard Group Inc | 1,520,987 | $5.37M | 0.00% | −4,011−0.3% | Reduced |
| RK Capital Management, LLC | 1,521,300 | $5.37M | 1.02% | +741,954+95.2% | Added |
| Granahan Investment Management Inc | 1,975,220 | $6.97M | 0.13% | +1,565,797+382.4% | Added |
| ArrowMark Colorado Holdings LLC | 3,300,268 | $11.7M | 0.09% | −296,106−8.2% | Reduced |
| Cooper Creek Partners Management LLC | 4,062,005 | $14.3M | 1.94% | −13,525−0.3% | Reduced |
| Granite Point Capital Management, L.P. | 0 | $0 | 0.00% | −400,000−100.0% | Sold out |
| Manatuck Hill Partners, LLC | 0 | $0 | 0.00% | −148,704−100.0% | Sold out |
| Walleye Capital LLC | 0 | $0 | 0.00% | −52,044−100.0% | Sold out |
| Walleye Trading LLC | 0 | $0 | 0.00% | −19,650−100.0% | Sold out |
| Wolverine Trading, LLC | 0 | $0 | 0.00% | −16,631−100.0% | Sold out |
| Charles Schwab Investment Management Inc | 0 | $0 | 0.00% | −14,328−100.0% | Sold out |