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, Q1 2025
Institutional positions in Hudson Technologies Inc as of Mar 31, 2025. 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
- 162
- −4 vs. Q4 2024
- Shares held
- 31.6M
- +1.37M (+4.5%) vs. Q4 2024
- Total value
- $194.9M
- +$26.0M (+15.4%) vs. Q4 2024
- New holders
- 27
- 51 more added
- Sold out
- 31
- 60 more reduced
2 institutions that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2024: 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, Q1 2025
Shares, value and share of portfolio for each institution holding Hudson Technologies Inc; share changes are against Q4 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Hartree Partners, LP | 3,573,142 | $22.0M | 7.98% | +3,573,142 | New |
| BlackRock, Inc. | 3,170,214 | $19.6M | 0.00% | +8,641+0.3% | Added |
| Vanguard Group Inc | 2,582,821 | $15.9M | 0.00% | +5,265+0.2% | Added |
| Dimensional Fund Advisors LP | 1,950,195 | $12.0M | 0.00% | −101,477−4.9% | Reduced |
| Renaissance Technologies LLC | 1,488,350 | $9.18M | 0.01% | −13,800−0.9% | Reduced |
| New South Capital Management Inc | 1,483,719 | $9.15M | 0.44% | +162,002+12.3% | Added |
| D. E. Shaw & Co., Inc. | 1,291,225 | $7.97M | 0.01% | −54,328−4.0% | Reduced |
| Westerly Capital Management, LLC | 1,225,000 | $7.56M | 3.62% | +207,420+20.4% | Added |
| Geode Capital Management, LLC | 1,033,093 | $6.38M | 0.00% | +37,364+3.8% | Added |
| State Street Corp | 949,987 | $5.86M | 0.00% | −1210.0% | Reduced |
| American Century Companies Inc | 868,059 | $5.36M | 0.00% | +77,587+9.8% | Added |
| JPMorgan Chase & Co | 640,238 | $3.95M | 0.00% | −213,014−25.0% | Reduced |
| AQR Capital Management LLC | 591,645 | $3.65M | 0.00% | +39,654+7.2% | Added |
| Morgan Stanley | 568,146 | $3.51M | 0.00% | −174,217−23.5% | Reduced |
| Arrowstreet Capital, Limited Partnership | 547,904 | $3.38M | 0.00% | +237,340+76.4% | Added |
| Two Sigma Investments, LP | 547,096 | $3.38M | 0.01% | +185,118+51.1% | Added |
| Two Sigma Advisers, LP | 528,200 | $3.26M | 0.01% | +293,800+125.3% | Added |
| Grizzlyrock Capital, LLC | 434,716 | $2.68M | 2.43% | +52,517+13.7% | Added |
| 683 Capital Management, LLC | 402,583 | $2.48M | 0.25% | −233,317−36.7% | Reduced |
| Public Employees Retirement System of Ohio | 402,409 | $2.48M | 0.01% | −16,331−3.9% | Reduced |
| Marathon Capital Management | 382,700 | $2.36M | 0.63% | −8,000−2.0% | Reduced |
| Northern Trust Corp | 353,904 | $2.18M | 0.00% | −24,665−6.5% | Reduced |
| Millennium Management LLC | 341,403 | $2.11M | 0.00% | +156,996+85.1% | Added |
| JB Capital Partners LP | 306,200 | $1.89M | 0.40% | 00.0% | Unchanged |
| Bridgeway Capital Management, LLC | 277,412 | $1.71M | 0.04% | +81,900+41.9% | Added |
| Goldman Sachs Group Inc | 245,760 | $1.52M | 0.00% | +80,973+49.1% | Added |
| Bastion Asset Management Inc. | 200,888 | $1.37M | 0.74% | −65,538−24.6% | Reduced |
| Wedge Capital Management L L P | 220,748 | $1.36M | 0.03% | −68,214−23.6% | Reduced |
| Kestrel Investment Management Corp | 218,650 | $1.35M | 0.82% | 00.0% | Unchanged |
| Citadel Advisors LLC | 210,768 | $1.30M | 0.00% | −286,180−57.6% | Reduced |
| Bank of New York Mellon Corp | 185,315 | $1.14M | 0.00% | −4,006−2.1% | Reduced |
| Qube Research & Technologies Ltd | 134,461 | $829.6K | 0.00% | −230,520−63.2% | Reduced |
| Russell Investments Group, Ltd. | 131,228 | $809.7K | 0.00% | +20,501+18.5% | Added |
| Jacobs Levy Equity Management, Inc | 130,771 | $806.9K | 0.00% | −11,001−7.8% | Reduced |
| Charles Schwab Investment Management Inc | 127,725 | $788.1K | 0.00% | +5,669+4.6% | Added |
| Ameriprise Financial Inc | 126,091 | $778.0K | 0.00% | +18,639+17.3% | Added |
| Nuveen, LLC | 115,574 | $713.1K | 0.00% | +115,574 | New |
| Trexquant Investment LP | 114,729 | $707.9K | 0.01% | −72,332−38.7% | Reduced |
| O'Shaughnessy Asset Management, LLC | 109,187 | $673.7K | 0.01% | +109,187 | New |
| Aviva PLC | 103,272 | $637.2K | 0.00% | −2,235−2.1% | Reduced |
| Victory Capital Management Inc | 102,308 | $631.2K | 0.00% | +29,756+41.0% | Added |
| Franklin Resources Inc | 101,369 | $625.4K | 0.00% | +28,265+38.7% | Added |
| SummerHaven Investment Management, LLC | 94,287 | $581.8K | 0.41% | +2,479+2.7% | Added |
| Engineers Gate Manager LP | 92,933 | $573.4K | 0.01% | −22,584−19.6% | Reduced |
| State of Wisconsin Investment Board | 87,497 | $539.9K | 0.00% | +20,112+29.8% | Added |
| Graham Capital Management, L.P. | 87,192 | $538.0K | 0.02% | +6,247+7.7% | Added |
| UBS Group AG | 84,680 | $522.5K | 0.00% | +29,673+53.9% | Added |
| STRS Ohio | 82,700 | $510.3K | 0.00% | −22,100−21.1% | Reduced |
| Cubist Systematic Strategies, LLC | 82,152 | $506.9K | 0.01% | −114,428−58.2% | Reduced |
| Thrivent Financial for Lutherans | 80,470 | $497.0K | 0.00% | +80,470 | New |
| Pacific Ridge Capital Partners, LLC | 78,872 | $486.6K | 0.13% | −662−0.8% | Reduced |
| KLP Kapitalforvaltning AS | 76,300 | $470.8K | 0.00% | 00.0% | Unchanged |
| Pinnacle Associates Ltd | 75,000 | $462.8K | 0.01% | −34,211−31.3% | Reduced |
| Price T Rowe Associates Inc | 73,196 | $452.0K | 0.00% | +34,004+86.8% | Added |
| Susquehanna International Group, LLP | 67,610 | $417.2K | 0.00% | +39,137+137.5% | Added |
| Rhumbline Advisers | 67,284 | $415.1K | 0.00% | −2,257−3.2% | Reduced |
| Janus Henderson Group PLC | 65,048 | $402.0K | 0.00% | −4,909−7.0% | Reduced |
| Deutsche Bank AG | 64,827 | $400.0K | 0.00% | −6,168−8.7% | Reduced |
| Kerrisdale Advisers, LLC | 64,100 | $395.5K | 0.17% | 00.0% | Unchanged |
| Invesco Ltd. | 59,065 | $364.4K | 0.00% | +11,966+25.4% | Added |
| Zazove Associates LLC | 56,250 | $347.1K | 0.03% | 00.0% | Unchanged |
| Bank of America Corp | 55,269 | $341.0K | 0.00% | −38,673−41.2% | Reduced |
| Martingale Asset Management L P | 52,604 | $324.6K | 0.01% | +33,560+176.2% | Added |
| Voya Investment Management LLC | 49,545 | $305.7K | 0.00% | +12,110+32.3% | Added |
| Raymond James Financial Inc | 46,383 | $286.2K | 0.00% | +1,684+3.8% | Added |
| Barclays PLC | 45,136 | $278.5K | 0.00% | −22,229−33.0% | Reduced |
| Truvestments Capital LLC | 44,201 | $272.7K | 0.06% | −39,243−47.0% | Reduced |
| Grimes & Company, Inc. | 41,163 | $254.0K | 0.01% | 00.0% | Unchanged |
| Comerica Bank | 40,803 | $251.8K | 0.00% | −61,632−60.2% | Reduced |
| Exchange Traded Concepts, LLC | 40,783 | $251.6K | 0.00% | −13,899−25.4% | Reduced |
| Jane Street Group, LLC | 39,910 | $246.2K | 0.00% | −46,221−53.7% | Reduced |
| Seizert Capital Partners, LLC | 38,955 | $240.4K | 0.01% | 00.0% | Unchanged |
| Commonwealth Equity Services, LLC | 38,637 | $238.0K | 0.00% | −1,927−4.8% | Reduced |
| RBF Capital, LLC | 37,702 | $232.6K | 0.01% | +37,702 | New |
| Ieq Capital, LLC | 36,882 | $227.6K | 0.00% | +20,613+126.7% | Added |
| Prudential Financial Inc | 36,285 | $223.9K | 0.00% | −72,010−66.5% | Reduced |
| Alliancebernstein L.P. | 35,280 | $217.7K | 0.00% | −4,780−11.9% | Reduced |
| Williams Jones Wealth Management, LLC. | 34,000 | $209.8K | 0.00% | −10,000−22.7% | Reduced |
| Royal Bank of Canada | 32,493 | $201.0K | 0.00% | +26,805+471.3% | Added |
| Boston Partners | 32,272 | $199.1K | 0.00% | +5,065+18.6% | Added |
| Citigroup Inc | 31,444 | $194.0K | 0.00% | −3,440−9.9% | Reduced |
| Isthmus Partners, LLC | 30,290 | $186.9K | 0.02% | +30,290 | New |
| Winton Group Ltd | 30,151 | $186.0K | 0.01% | −51,467−63.1% | Reduced |
| Sherbrooke Park Advisers LLC | 28,296 | $174.6K | 0.08% | −25,201−47.1% | Reduced |
| State of Tennessee, Treasury Department | 27,354 | $168.8K | 0.00% | −337−1.2% | Reduced |
| Advisor Group Holdings, Inc. | 27,131 | $167.4K | 0.00% | +2,592+10.6% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 26,548 | $163.8K | 0.00% | +1,107+4.4% | Added |
| Wells Fargo & Company | 25,922 | $159.9K | 0.00% | +573+2.3% | Added |
| BNP Paribas Arbitrage, SA | 25,151 | $155.2K | 0.00% | −165,472−86.8% | Reduced |
| MetLife Investment Management | 24,316 | $150.0K | 0.00% | +4,900+25.2% | Added |
| Quantinno Capital Management LP | 24,196 | $149.3K | 0.00% | +24,196 | New |
| First Trust Advisors LP | 24,166 | $149.1K | 0.00% | +1,085+4.7% | Added |
| Intech Investment Management LLC | 23,791 | $146.8K | 0.00% | +4,188+21.4% | Added |
| EntryPoint Capital, LLC | 22,803 | $140.7K | 0.06% | −31,728−58.2% | Reduced |
| Corebridge Financial, Inc. | 21,781 | $134.4K | 0.00% | −322−1.5% | Reduced |
| Sanctuary Advisors, LLC | 21,779 | $134.4K | 0.00% | −22,229−50.5% | Reduced |
| Jump Financial, LLC | 21,586 | $133.2K | 0.00% | −49,742−69.7% | Reduced |
| SG Americas Securities, LLC | 20,813 | $128.0K | 0.00% | −7,868−27.4% | Reduced |
| State of Wyoming | 19,527 | $120.5K | 0.02% | +9,947+103.8% | Added |
| Legato Capital Management LLC | 19,411 | $119.8K | 0.02% | 00.0% | Unchanged |