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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 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, Q4 2022

Institutional positions in Hudson Technologies Inc as of Dec 31, 2022. 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
143
+13 vs. Q3 2022
Shares held
28.0M
−493.4K (−1.7%) vs. Q3 2022
Total value
$283.6M
+$74.0M (+35.3%) vs. Q3 2022
New holders
30
46 more added
Sold out
17
43 more reduced

3 institutions that held it in Q3 2022 haven't filed for Q4 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2022: 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 2022: 143 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 2022: $283.6M
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 2022

Shares, value and share of portfolio for each institution holding Hudson Technologies Inc; share changes are against Q3 2022.

Institutions holding HDSN in Q4 2022
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock Inc.2,683,160$27.2M0.00%+129,058+5.1%Added
Cooper Creek Partners Management LLC2,393,366$24.2M2.01%+56,501+2.4%Added
Vanguard Group Inc2,173,395$22.0M0.00%−19,332−0.9%Reduced
ArrowMark Colorado Holdings LLC2,091,927$21.2M0.25%−1,359,692−39.4%Reduced
Royce & Associates LP1,863,696$18.9M0.20%−124,607−6.3%Reduced
Renaissance Technologies LLC1,297,948$13.1M0.02%+193,598+17.5%Added
Dimensional Fund Advisors LP1,105,169$11.2M0.00%+145,633+15.2%Added
Granahan Investment Management Inc997,302$10.1M0.31%+13,775+1.4%Added
Marathon Capital Management936,561$9.47M2.61%00.0%Unchanged
FMR LLC809,034$8.19M0.00%+808,593+183,354.4%Added
Geode Capital Management, LLC752,513$7.62M0.00%+35,047+4.9%Added
State Street Corp677,705$6.86M0.00%+30,752+4.8%Added
Morgan Stanley646,060$6.54M0.00%+70,490+12.2%Added
RK Capital Management, LLC576,100$5.83M1.38%+82,800+16.8%Added
Acadian Asset Management LLC479,871$4.86M0.02%−287,924−37.5%Reduced
Monarch Partners Asset Management LLC431,852$4.37M1.29%+431,852New
Two Sigma Advisers, LP423,600$4.29M0.01%+60,800+16.8%Added
Westerly Capital Management, LLC400,000$4.05M3.18%−150,000−27.3%Reduced
Maven Securities LTD400,000$4.05M0.81%+75,000+23.1%Added
Northern Trust Corp354,079$3.58M0.00%+12,827+3.8%Added
EAM Investors, LLC346,347$3.51M0.73%−18,990−5.2%Reduced
Bank of New York Mellon Corp315,074$3.19M0.00%+37,125+13.4%Added
JB Capital Partners LP306,200$3.10M0.81%00.0%Unchanged
Qube Research & Technologies Ltd278,612$2.82M0.02%−22,849−7.6%Reduced
Allspring Global Investments Holdings, LLC268,487$2.72M0.00%+15,146+6.0%Added
Los Angeles Capital Management LLC260,377$2.64M0.01%+6,120+2.4%Added
Ameriprise Financial Inc230,756$2.34M0.00%+60,268+35.4%Added
Bridgeway Capital Management, LLC206,700$2.09M0.05%−50,000−19.5%Reduced
Deutsche Bank AG186,663$1.89M0.00%+850+0.5%Added
Schroder Investment Management Group154,152$1.56M0.00%+154,152New
Norges Bank144,600$1.46M0.00%+58,200+67.4%Added
Essex Investment Management Co LLC144,018$1.46M0.23%−26,367−15.5%Reduced
BNP Paribas Arbitrage, SA137,582$1.39M0.00%+3,797+2.8%Added
EAM Global Investors LLC133,047$1.35M0.35%00.0%Unchanged
M&T Bank Corp130,448$1.32M0.01%−47,704−26.8%Reduced
Price T Rowe Associates Inc123,384$1.25M0.00%−373−0.3%Reduced
Nuveen Asset Management, LLC121,628$1.23M0.00%−4,353−3.5%Reduced
Two Sigma Investments, LP115,049$1.16M0.00%−57,398−33.3%Reduced
Charles Schwab Investment Management Inc114,512$1.16M0.00%+6,436+6.0%Added
American Century Companies Inc111,990$1.13M0.00%+95,879+595.1%Added
Navellier & Associates Inc108,540$1.10M0.22%−10,501−8.8%Reduced
SummerHaven Investment Management, LLC106,593$1.08M0.64%+1,074+1.0%Added
Uniplan Investment Counsel, Inc.100,124$1.01M0.07%+100,124New
Cubist Systematic Strategies, LLC98,161$993.4K0.01%+83,802+583.6%Added
Healthcare of Ontario Pension Plan Trust Fund96,001$971.5K0.00%00.0%Unchanged
Goldman Sachs Group Inc95,927$970.8K0.00%−211,411−68.8%Reduced
First Trust Advisors LP95,337$964.8K0.00%−6,498−6.4%Reduced
Susquehanna International Group, LLP85,283$863.1K0.00%+3,995+4.9%Added
ClariVest Asset Management LLC80,617$815.0K0.04%−1,200−1.5%Reduced
Bank of America Corp79,330$802.8K0.00%−1,312−1.6%Reduced
Investment Management of Virginia LLC75,000$759.0K0.15%00.0%Unchanged
Citadel Advisors LLC68,287$691.1K0.00%−46,934−40.7%Reduced
Rhumbline Advisers53,510$542.0K0.00%+1,425+2.7%Added
AQR Capital Management LLC48,910$495.0K0.00%−98,107−66.7%Reduced
Gsa Capital Partners LLP46,657$472.0K0.06%+46,657New
Mackenzie Financial Corp45,210$457.5K0.00%+45,210New
Susquehanna Fundamental Investments, LLC44,204$447.3K0.01%−36,585−45.3%Reduced
Advisory Research Inc43,342$438.6K0.04%+43,342New
Alps Advisors Inc41,270$417.7K0.00%−212−0.5%Reduced
Truist Financial Corp41,260$417.6K0.00%+41,260New
Grimes & Company, Inc.41,163$416.6K0.02%00.0%Unchanged
Globeflex Capital L P41,101$415.9K0.05%+41,101New
Invesco Ltd.39,976$404.6K0.00%+21,772+119.6%Added
Quadrature Capital Ltd39,091$395.2K0.01%−6,848−14.9%Reduced
SEI Investments Co38,980$394.5K0.00%−1,700−4.2%Reduced
Putnam Investments LLC37,551$380.0K0.00%+37,551New
Advisor Group Holdings, Inc.37,267$375.9K0.00%+20,517+122.5%Added
Jump Financial, LLC36,398$368.3K0.02%+14,198+64.0%Added
Prairiewood Capital, LLC35,307$357.3K0.26%00.0%Unchanged
Janney Montgomery Scott LLC31,050$314.0K0.00%+2,233+7.7%Added
Marshall Wace, LLP30,953$313.2K0.00%+30,953New
Squarepoint Ops LLC30,812$311.8K0.00%−9,583−23.7%Reduced
Cetera Advisors LLC30,804$311.7K0.01%00.0%Unchanged
Bailard, Inc.30,332$307.0K0.01%00.0%Unchanged
New York State Common Retirement Fund30,057$304.2K0.00%−18−0.1%Reduced
Keebeck Wealth Management, LLC30,000$303.6K0.05%00.0%Unchanged
Millennium Management LLC28,270$286.0K0.00%−325,662−92.0%Reduced
UBS Group AG27,814$281.5K0.00%+4,683+20.2%Added
Occudo Quantitative Strategies LP26,309$266.2K0.03%+4,982+23.4%Added
JPMorgan Chase & Co25,251$256.0K0.00%+1,681+7.1%Added
Raymond James Financial Services Advisors, Inc.24,061$243.5K0.00%+24,061New
MetLife Investment Management22,716$229.9K0.00%00.0%Unchanged
Ergoteles LLC21,327$215.8K0.01%+21,327New
Ritholtz Wealth Management21,248$215.0K0.01%−2,846−11.8%Reduced
Mirae Asset Global Investments Co., Ltd.20,735$209.8K0.00%+2,956+16.6%Added
American International Group, Inc.20,404$206.5K0.00%−74−0.4%Reduced
Brown Brothers Harriman & Co20,000$202.4K0.00%00.0%Unchanged
Merit Financial Group, LLC20,000$202.4K0.01%00.0%Unchanged
Raymond James & Associates19,727$199.6K0.00%+19,727New
Russell Investments Group, Ltd.19,000$192.3K0.00%−11,300−37.3%Reduced
State of Wyoming18,845$190.7K0.06%+1,149+6.5%Added
Euclidean Technologies Management, LLC18,424$186.5K0.18%00.0%Unchanged
D. E. Shaw & Co., Inc.17,802$180.2K0.00%+17,802New
O'Shaughnessy Asset Management, LLC17,689$179.0K0.00%−4,950−21.9%Reduced
Tower Research Capital LLC (TRC)17,264$175.0K0.01%−10,018−36.7%Reduced
California State Teachers Retirement System17,220$174.3K0.00%+194+1.1%Added
Voya Investment Management LLC16,409$166.1K0.00%00.0%Unchanged
Manufacturers Life Insurance Company, The16,342$165.4K0.00%−415−2.5%Reduced
Lazard Asset Management LLC15,908$160.0K0.00%+1,022+6.9%Added
Algert Global LLC14,990$151.7K0.01%−4,630−23.6%Reduced