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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, Q4 2024

Institutional positions in Hudson Technologies Inc as of Dec 31, 2024. 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
168
0 vs. Q3 2024
Shares held
30.3M
+424.0K (+1.4%) vs. Q3 2024
Total value
$169.6M
−$80.0M (−32.0%) vs. Q3 2024
New holders
41
62 more added
Sold out
41
40 more reduced

4 institutions that held it in Q3 2024 haven't filed for Q4 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 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.

Institutional holdersQ4 2024: 168 institutions
Q1 2021: 37 institutionsQ2 2021: 53 institutionsQ3 2021: 61 institutionsQ4 2021: 65 institutionsQ1 2022: 78 institutionsQ2 2022: 112 institutionsQ3 2022: 133 institutionsQ4 2022: 143 institutionsQ1 2023: 139 institutionsQ2 2023: 132 institutionsQ3 2023: 143 institutionsQ4 2023: 145 institutionsQ1 2024: 168 institutionsQ2 2024: 161 institutionsQ3 2024: 172 institutionsQ4 2024: 168 institutionsQ1 2025: 162 institutionsQ2 2025: 149 institutionsQ3 2025: 170 institutionsQ4 2025: 168 institutionsQ1 2026: 160 institutionsQ2 2026: 151 institutions
Value heldQ4 2024: $169.6M
Q1 2021: $24.2MQ2 2021: $57.2MQ3 2021: $65.6MQ4 2021: $99.1MQ1 2022: $157.5MQ2 2022: $216.3MQ3 2022: $209.8MQ4 2022: $283.6MQ1 2023: $244.0MQ2 2023: $278.1MQ3 2023: $394.0MQ4 2023: $417.5MQ1 2024: $346.3MQ2 2024: $279.3MQ3 2024: $257.8MQ4 2024: $169.6MQ1 2025: $194.9MQ2 2025: $270.7MQ3 2025: $330.3MQ4 2025: $226.4MQ1 2026: $194.0MQ2 2026: $181.4M
Institutions holding HDSN and their total value by quarter
QuarterHoldersValue
Q2 2026151$181.4M
Q1 2026160$194.0M
Q4 2025168$226.4M
Q3 2025170$330.3M
Q2 2025149$270.7M
Q1 2025162$194.9M
Q4 2024168$169.6M
Q3 2024172$257.8M
Q2 2024161$279.3M
Q1 2024168$346.3M
Q4 2023145$417.5M
Q3 2023143$394.0M
Q2 2023132$278.1M
Q1 2023139$244.0M
Q4 2022143$283.6M
Q3 2022133$209.8M
Q2 2022112$216.3M
Q1 202278$157.5M
Q4 202165$99.1M
Q3 202161$65.6M
Q2 202153$57.2M
Q1 202137$24.2M

Institutions, Q4 2024

Shares, value and share of portfolio for each institution holding Hudson Technologies Inc; share changes are against Q3 2024.

Institutions holding HDSN in Q4 2024
InstitutionSharesValue% of portfolioChange in sharesAction
State of Wisconsin Investment Board67,385$376.0K0.00%+10,048+17.5%Added
Rhumbline Advisers69,541$388.0K0.00%+2,601+3.9%Added
Janus Henderson Group PLC69,957$390.4K0.00%−12,543−15.2%Reduced
Deutsche Bank AG70,995$396.2K0.00%+19,146+36.9%Added
Jump Financial, LLC71,328$398.0K0.01%+35,420+98.6%Added
Victory Capital Management Inc72,552$404.8K0.00%+32,171+79.7%Added
Franklin Resources Inc73,104$407.9K0.00%+3,335+4.8%Added
KLP Kapitalforvaltning AS76,300$425.8K0.00%+76,300New
Pacific Ridge Capital Partners, LLC79,534$443.8K0.10%00.0%Unchanged
Numerai GP LLC80,050$446.7K0.12%−17,957−18.3%Reduced
Graham Capital Management, L.P.80,945$451.7K0.01%+45,083+125.7%Added
Winton Group Ltd81,618$455.4K0.03%+81,618New
Truvestments Capital LLC83,444$465.6K0.12%+36,622+78.2%Added
Jane Street Group, LLC86,131$480.6K0.00%+6,263+7.8%Added
SummerHaven Investment Management, LLC91,808$512.3K0.32%00.0%Unchanged
Bank of America Corp93,942$524.2K0.00%+47,533+102.4%Added
Forest Hill Capital, LLC100,000$558.0K0.43%+100,000New
Comerica Bank102,435$571.6K0.00%+100,983+6,954.8%Added
XTX Topco Ltd103,229$576.0K0.05%+61,651+148.3%Added
STRS Ohio104,800$584.8K0.00%+84,300+411.2%Added
Aviva PLC105,507$588.7K0.00%+25,086+31.2%Added
Ameriprise Financial Inc107,452$599.6K0.00%+107,452New
Prudential Financial Inc108,295$604.3K0.00%−19,900−15.5%Reduced
Pinnacle Associates Ltd109,211$609.4K0.01%+34,211+45.6%Added
Russell Investments Group, Ltd.110,727$617.9K0.00%+3,990+3.7%Added
Engineers Gate Manager LP115,517$644.6K0.01%+76,057+192.7%Added
Nuveen Asset Management, LLC115,574$644.9K0.00%00.0%Unchanged
Charles Schwab Investment Management Inc122,056$681.1K0.00%00.0%Unchanged
Jacobs Levy Equity Management, Inc141,772$791.1K0.00%+141,772New
Man Group plc142,767$796.6K0.00%+142,767New
Goldman Sachs Group Inc164,787$919.5K0.00%−28,770−14.9%Reduced
Millennium Management LLC184,407$1.03M0.00%+143,815+354.3%Added
Trexquant Investment LP187,061$1.04M0.01%+32,233+20.8%Added
North Star Investment Management Corp.189,125$1.06M0.07%+41,475+28.1%Added
Bank of New York Mellon Corp189,321$1.06M0.00%+23,066+13.9%Added
BNP Paribas Arbitrage, SA190,623$1.06M0.00%+160,774+538.6%Added
Bridgeway Capital Management, LLC195,512$1.09M0.02%+195,512New
Cubist Systematic Strategies, LLC196,580$1.10M0.02%+93,944+91.5%Added
Marshall Wace, LLP212,229$1.18M0.00%−11,782−5.3%Reduced
Kestrel Investment Management Corp218,650$1.22M0.67%00.0%Unchanged
Two Sigma Advisers, LP234,400$1.31M0.00%+139,800+147.8%Added
Wedge Capital Management L L P288,962$1.61M0.03%+288,962New
JB Capital Partners LP306,200$1.71M0.33%00.0%Unchanged
Arrowstreet Capital, Limited Partnership310,564$1.73M0.00%+310,564New
Bastion Asset Management Inc.266,426$1.83M1.21%+266,426New
Two Sigma Investments, LP361,978$2.02M0.00%+278,352+332.9%Added
Qube Research & Technologies Ltd364,981$2.04M0.00%+180,124+97.4%Added
Northern Trust Corp378,569$2.11M0.00%+20,142+5.6%Added
Grizzlyrock Capital, LLC382,199$2.13M2.23%−121,396−24.1%Reduced
Marathon Capital Management390,700$2.18M0.54%−8,100−2.0%Reduced
Praetorian PR LLC400,000$2.23M0.91%−1,057−0.3%Reduced
Public Employees Retirement System of Ohio418,740$2.34M0.01%+51,100+13.9%Added
Lazard Asset Management LLC485,626$2.71M0.00%−12,283−2.5%Reduced
Citadel Advisors LLC496,948$2.77M0.00%+225,016+82.7%Added
AQR Capital Management LLC551,991$3.08M0.00%+423,980+331.2%Added
683 Capital Management, LLC635,900$3.55M0.35%+300,110+89.4%Added
Morgan Stanley742,363$4.14M0.00%+274,140+58.5%Added
American Century Companies Inc790,472$4.41M0.00%+90,921+13.0%Added
JPMorgan Chase & Co853,252$4.76M0.00%+514,645+152.0%Added
State Street Corp950,108$5.30M0.00%−5,022−0.5%Reduced
Geode Capital Management, LLC995,729$5.56M0.00%+4,873+0.5%Added
Westerly Capital Management, LLC1,017,580$5.68M2.62%+207,580+25.6%Added
New South Capital Management Inc1,321,717$7.38M0.31%−21,455−1.6%Reduced
D. E. Shaw & Co., Inc.1,345,553$7.51M0.01%+993,833+282.6%Added
Renaissance Technologies LLC1,502,150$8.38M0.01%+246,000+19.6%Added
Dimensional Fund Advisors LP2,051,672$11.4M0.00%−81,592−3.8%Reduced
Vanguard Group Inc2,577,556$14.4M0.00%+89,274+3.6%Added
BlackRock, Inc.3,161,573$17.6M0.00%−161,562−4.9%Reduced
Sixth Street Partners Management Company, L.P.0$00.00%−1,300,000−100.0%Sold out
Cooper Creek Partners Management LLC0$00.00%−997,644−100.0%Sold out
Foundry Partners, LLC0$00.00%−548,330−100.0%Sold out
Portolan Capital Management, LLC0$00.00%−335,840−100.0%Sold out
Robertson Stephens Wealth Management, LLC0$00.00%−116,392−100.0%Sold out
Peterson Wealth Services0$00.00%−81,554−100.0%Sold out
Swiss National Bank0$00.00%−80,600−100.0%Sold out
Allspring Global Investments Holdings, LLC0$00.00%−76,122−100.0%Sold out
Garnet Equity Capital Holdings, Inc.0$00.00%−70,000−100.0%Sold out
UBS Asset Management Americas Inc0$00.00%−49,284−100.0%Sold out
Quest Partners LLC0$00.00%−48,758−100.0%Sold out
ExodusPoint Capital Management, LP0$00.00%−29,981−100.0%Sold out
Atria Investments LLC0$00.00%−29,951−100.0%Sold out
Ballentine Partners, LLC0$00.00%−29,649−100.0%Sold out
Allianz Asset Management GmbH0$00.00%−25,900−100.0%Sold out
Verition Fund Management LLC0$00.00%−25,800−100.0%Sold out
Gsa Capital Partners LLP0$00.00%−22,288−100.0%Sold out
Riverwater Partners LLC0$00.00%−16,883−100.0%Sold out
Prime Capital Investment Advisors, LLC0$00.00%−13,867−100.0%Sold out
Granahan Investment Management Inc0$00.00%−12,907−100.0%Sold out
Creative Planning0$00.00%−12,705−100.0%Sold out
Arizona State Retirement System0$00.00%−11,794−100.0%Sold out
Fox Run Management, L.L.C.0$00.00%−11,580−100.0%Sold out
Bleakley Financial Group, LLC0$00.00%−11,484−100.0%Sold out
Magnetar Financial LLC0$00.00%−10,967−100.0%Sold out
Zurcher Kantonalbank (Zurich Cantonalbank)0$00.00%−9,342−100.0%Sold out
Amundi0$00.00%−5,592−100.0%Sold out
nVerses Capital, LLC0$00.00%−3,400−100.0%Sold out
West Tower Group, LLC0$00.00%−3,348−100.0%Sold out
Quadrant Capital Group LLC0$00.00%−1,526−100.0%Sold out
Simplex Trading, LLC0$00.00%−276−100.0%Sold out
US Bancorp0$00.00%−136−100.0%Sold out