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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, Q3 2023

Institutional positions in Hudson Technologies Inc as of Sep 30, 2023. 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. Q2 2023
Shares held
29.6M
+739.9K (+2.6%) vs. Q2 2023
Total value
$394.0M
+$116.2M (+41.8%) vs. Q2 2023
New holders
29
46 more added
Sold out
16
47 more reduced

2 institutions that held it in Q2 2023 haven't filed for Q3 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2023: 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 holdersQ3 2023: 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 heldQ3 2023: $394.0M
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, Q3 2023

Shares, value and share of portfolio for each institution holding Hudson Technologies Inc; share changes are against Q2 2023.

Institutions holding HDSN in Q3 2023
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock Inc.2,911,113$38.7M0.00%+9,237+0.3%Added
ArrowMark Colorado Holdings LLC2,458,847$32.7M0.40%−1,325,160−35.0%Reduced
Vanguard Group Inc2,123,826$28.2M0.00%−11,374−0.5%Reduced
Royce & Associates LP1,597,801$21.3M0.22%−81,693−4.9%Reduced
Cooper Creek Partners Management LLC1,581,706$21.0M1.28%−1,630,211−50.8%Reduced
Dimensional Fund Advisors LP1,544,552$20.5M0.01%+128,308+9.1%Added
Renaissance Technologies LLC1,316,150$17.5M0.03%+55,400+4.4%Added
Portolan Capital Management, LLC1,033,965$13.8M1.29%+764,259+283.4%Added
Sixth Street Partners Management Company, L.P.995,000$13.2M1.58%+345,000+53.1%Added
Geode Capital Management, LLC872,614$11.6M0.00%+42,471+5.1%Added
Driehaus Capital Management LLC846,223$11.3M0.15%+846,223New
State Street Corp773,229$10.3M0.00%+22,647+3.0%Added
Marathon Capital Management751,150$9.99M2.51%−139,350−15.6%Reduced
Granahan Investment Management Inc698,789$9.29M0.33%+7,372+1.1%Added
Royal Bank of Canada483,228$6.43M0.00%+477,804+8,809.1%Added
RK Capital Management, LLC479,900$6.38M1.51%+479,900New
American Century Companies Inc427,121$5.68M0.00%+140,642+49.1%Added
Westerly Capital Management, LLC415,000$5.52M4.08%+240,000+137.1%Added
Foundry Partners, LLC375,072$4.99M0.31%−111,410−22.9%Reduced
Park West Asset Management LLC365,126$4.86M0.45%+365,126New
Soviero Asset Management, LP365,100$4.86M3.16%+231,838+174.0%Added
Bank of New York Mellon Corp355,368$4.73M0.00%+7,175+2.1%Added
Northern Trust Corp350,408$4.66M0.00%+3,666+1.1%Added
Morgan Stanley347,677$4.62M0.00%−117,404−25.2%Reduced
EAM Investors, LLC343,732$4.57M0.88%+343,732New
Allspring Global Investments Holdings, LLC318,126$4.23M0.01%+144,682+83.4%Added
JB Capital Partners LP306,200$4.07M1.01%00.0%Unchanged
Ameriprise Financial Inc250,700$3.33M0.00%−48,012−16.1%Reduced
Uniplan Investment Counsel, Inc.234,509$3.15M0.24%+2,679+1.2%Added
Citadel Advisors LLC231,308$3.08M0.00%+218,074+1,647.8%Added
Los Angeles Capital Management LLC196,384$2.61M0.01%−52,140−21.0%Reduced
Advisory Research Inc173,108$2.30M0.32%+75,330+77.0%Added
M&T Bank Corp160,527$2.13M0.01%−102,807−39.0%Reduced
Two Sigma Investments, LP159,905$2.13M0.01%+159,905New
Swedbank AB150,000$2.00M0.00%+150,000New
Brightline Capital Management, LLC140,000$1.86M7.63%+140,000New
Brandywine Global Investment Management, LLC137,778$1.83M0.02%+17,118+14.2%Added
Two Sigma Advisers, LP126,100$1.68M0.00%+43,500+52.7%Added
Essex Investment Management Co LLC123,866$1.65M0.27%−3,771−3.0%Reduced
Charles Schwab Investment Management Inc119,754$1.59M0.00%+2,073+1.8%Added
Nuveen Asset Management, LLC114,774$1.53M0.00%−3,041−2.6%Reduced
Voya Investment Management LLC112,161$1.49M0.00%−174,035−60.8%Reduced
Millennium Management LLC104,848$1.39M0.00%+87,960+520.8%Added
First Trust Advisors LP104,689$1.39M0.00%+126+0.1%Added
Baird Financial Group, Inc.102,277$1.36M0.00%−4,399−4.1%Reduced
ClariVest Asset Management LLC98,878$1.32M0.07%−56−0.1%Reduced
Marshall Wace, LLP97,754$1.30M0.00%+97,754New
Goldman Sachs Group Inc95,338$1.27M0.00%+20,144+26.8%Added
Price T Rowe Associates Inc85,981$1.14M0.00%+350+0.4%Added
Qube Research & Technologies Ltd80,518$1.07M0.00%−125,489−60.9%Reduced
Robertson Stephens Wealth Management, LLC78,390$1.04M0.07%−64−0.1%Reduced
MML Investors Services, LLC75,615$1.01M0.01%−25,574−25.3%Reduced
Pinnacle Associates Ltd75,000$997.5K0.02%00.0%Unchanged
Navellier & Associates Inc71,769$954.5K0.16%−28,569−28.5%Reduced
Rhumbline Advisers68,227$907.4K0.00%−170.0%Reduced
Praetorian PR LLC67,417$896.6K0.46%+67,417New
Connor, Clark & Lunn Investment Management Ltd.65,177$866.9K0.00%+65,177New
Susquehanna International Group, LLP58,443$777.3K0.00%−16,728−22.3%Reduced
Cowbird Capital LP55,000$731.5K0.38%+55,000New
Denali Advisors LLC54,674$727.2K0.26%−10,500−16.1%Reduced
Occudo Quantitative Strategies LP53,633$713.3K0.09%+53,633New
Janney Montgomery Scott LLC51,807$689.0K0.00%+14,863+40.2%Added
Janus Henderson Group PLC47,200$627.8K0.00%+9,006+23.6%Added
UBS Group AG43,217$574.8K0.00%+437+1.0%Added
Putnam Investments LLC43,025$572.2K0.00%−376−0.9%Reduced
AQR Capital Management LLC41,855$556.7K0.00%−306,461−88.0%Reduced
Advisor Group Holdings, Inc.41,336$549.8K0.00%+16,255+64.8%Added
Grimes & Company, Inc.41,163$547.5K0.02%00.0%Unchanged
MYDA Advisors LLC37,000$492.1K0.18%+37,000New
Bank of America Corp36,798$489.4K0.00%+5,831+18.8%Added
Bridgeway Capital Management, LLC33,625$447.2K0.01%+2,686+8.7%Added
Empowered Funds, LLC33,625$447.2K0.01%+2,686+8.7%Added
Invesco Ltd.33,607$447.0K0.00%+20,160+149.9%Added
Jane Street Group, LLC33,027$439.3K0.00%+244+0.7%Added
SEI Investments Co32,440$431.4K0.00%+32,440New
JPMorgan Chase & Co29,759$395.8K0.00%−4,240−12.5%Reduced
Raymond James Financial Services Advisors, Inc.29,421$391.3K0.00%−1,361−4.4%Reduced
Pacific Ridge Capital Partners, LLC28,966$385.2K0.09%+28,966New
Algert Global LLC28,520$379.3K0.02%−3,380−10.6%Reduced
Globeflex Capital L P27,944$371.7K0.04%−575−2.0%Reduced
Alps Advisors Inc27,785$369.5K0.00%−9,670−25.8%Reduced
MetLife Investment Management22,716$302.1K0.00%00.0%Unchanged
SG Americas Securities, LLC22,667$301.0K0.00%+22,667New
Y-Intercept (Hong Kong) Ltd22,127$294.3K0.03%+22,127New
American International Group, Inc.21,884$291.1K0.00%+778+3.7%Added
Franklin Resources Inc20,999$279.3K0.00%+520+2.5%Added
Mirae Asset Global Investments Co., Ltd.20,735$275.8K0.00%00.0%Unchanged
Brown Brothers Harriman & Co20,000$266.0K0.00%00.0%Unchanged
Jump Financial, LLC19,678$261.7K0.01%+19,678New
Prairiewood Capital, LLC19,609$260.8K0.17%−14,773−43.0%Reduced
Deutsche Bank AG18,771$249.7K0.00%−163,429−89.7%Reduced
D. E. Shaw & Co., Inc.18,647$248.0K0.00%+18,647New
LPL Financial LLC18,633$247.8K0.00%+2,557+15.9%Added
Manufacturers Life Insurance Company, The17,675$235.1K0.00%−392−2.2%Reduced
New York State Common Retirement Fund16,365$217.7K0.00%−73−0.4%Reduced
Winton Group Ltd15,641$208.0K0.02%−11,458−42.3%Reduced
HRT Financial LP14,835$197.0K0.00%+14,835New
Prime Capital Investment Advisors, LLC14,403$191.6K0.00%+205+1.4%Added
Bayesian Capital Management, LP13,667$181.8K0.02%+13,667New
Heritage Investors Management Corp13,199$176.0K0.01%−10.0%Reduced