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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, Q1 2023

Institutional positions in Hudson Technologies Inc as of Mar 31, 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
139
−2 vs. Q4 2022
Shares held
28.0M
+368.8K (+1.3%) vs. Q4 2022
Total value
$244.0M
−$35.2M (−12.6%) vs. Q4 2022
New holders
26
39 more added
Sold out
28
44 more reduced

2 institutions that held it in Q4 2022 haven't filed for Q1 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 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 holdersQ1 2023: 139 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 heldQ1 2023: $244.0M
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, Q1 2023

Shares, value and share of portfolio for each institution holding Hudson Technologies Inc; share changes are against Q4 2022.

Institutions holding HDSN in Q1 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Nisa Investment Advisors, LLC37$00.00%00.0%Unchanged
Coastal Capital Group, Inc.8$700.00%00.0%Unchanged
Private Trust Co NA22$1920.00%+22New
Stephens Consulting, LLC126$1.10K0.00%00.0%Unchanged
US Bancorp136$1.19K0.00%00.0%Unchanged
Lindbrook Capital, LLC186$1.62K0.00%00.0%Unchanged
Anchor Investment Management, LLC200$1.75K0.00%+200New
Quadrant Capital Group LLC208$1.82K0.00%00.0%Unchanged
Signaturefd, LLC211$1.84K0.00%00.0%Unchanged
Parallel Advisors, LLC263$2.30K0.00%00.0%Unchanged
IFP Advisors, Inc1,150$2.42K0.00%00.0%Unchanged
Citadel Advisors LLC959$8.37K0.00%−67,328−98.6%Reduced
Tower Research Capital LLC (TRC)1,123$10.0K0.00%−16,141−93.5%Reduced
Aquatic Capital Management LLC1,200$10.0K0.00%−2,600−68.4%Reduced
Federation des caisses Desjardins du Quebec1,500$13.1K0.00%+1,150+328.6%Added
Metropolitan Life Insurance Co1,582$13.8K0.00%−1,095−40.9%Reduced
Truvestments Capital LLC1,800$15.7K0.01%+400+28.6%Added
Meeder Asset Management Inc2,565$22.4K0.00%00.0%Unchanged
Ameritas Advisory Services, LLC3,000$26.2K0.00%+3,000New
Ameritas Investment Partners, Inc.3,235$28.2K0.00%00.0%Unchanged
Royal Bank of Canada3,563$31.0K0.00%−3,323−48.3%Reduced
STRS Ohio3,600$31.0K0.00%00.0%Unchanged
Quarry LP3,577$31.2K0.02%+3,577New
Gladius Capital Management LP3,597$31.4K0.01%+3,597New
New York State Teachers Retirement System3,800$33.0K0.00%00.0%Unchanged
Simplex Trading, LLC4,966$43.0K0.00%+4,966New
Legal & General Group Plc5,256$45.9K0.00%00.0%Unchanged
Tucker Asset Management LLC5,335$46.6K0.01%+5,335New
Amalgamated Bank6,018$53.0K0.00%−906−13.1%Reduced
Denali Advisors LLC6,274$54.8K0.02%00.0%Unchanged
PEAK6 Investments LLC7,219$63.0K0.00%+7,219New
Hillsdale Investment Management Inc.7,500$65.5K0.01%−4,000−34.8%Reduced
The PNC Financial Services Group, Inc.8,000$69.8K0.00%00.0%Unchanged
Russell Investments Group, Ltd.8,900$77.7K0.00%−10,100−53.2%Reduced
Group One Trading, L.P.9,189$80.2K0.00%+3,700+67.4%Added
Versor Investments LP10,100$88.2K0.01%+10,100New
Millennium Management LLC10,348$90.0K0.00%−17,922−63.4%Reduced
Legato Capital Management LLC10,527$91.9K0.02%−1,629−13.4%Reduced
Mutual Advisors, LLC10,600$92.5K0.00%−1,700−13.8%Reduced
Boothbay Fund Management, LLC11,458$100.0K0.00%+11,458New
Stratos Wealth Advisors, LLC11,518$100.6K0.01%+11,518New
1620 Investment Advisors, Inc.11,973$104.5K0.13%+250+2.1%Added
Prime Capital Investment Advisors, LLC12,076$105.4K0.00%+12,076New
Ritholtz Wealth Management12,637$110.3K0.01%−8,611−40.5%Reduced
Heritage Investors Management Corp13,200$115.0K0.00%00.0%Unchanged
Gsa Capital Partners LLP13,250$116.0K0.01%−33,407−71.6%Reduced
O'Shaughnessy Asset Management, LLC13,663$119.3K0.00%−4,026−22.8%Reduced
California State Teachers Retirement System16,037$140.0K0.00%−1,183−6.9%Reduced
Wolverine Trading, LLC16,716$142.0K0.00%+16,716New
Manufacturers Life Insurance Company, The16,342$142.7K0.00%00.0%Unchanged
Voya Investment Management LLC16,409$143.3K0.00%00.0%Unchanged
LPL Financial LLC16,510$144.1K0.00%+16,510New
Connor, Clark & Lunn Investment Management Ltd.16,735$146.1K0.00%+16,735New
State of Wyoming17,051$148.9K0.05%−1,794−9.5%Reduced
Invesco Ltd.17,103$149.3K0.00%−22,873−57.2%Reduced
Advisory Services Network, LLC17,303$151.1K0.00%+17,303New
SG Americas Securities, LLC17,493$153.0K0.00%+17,493New
Davenport & Co LLC17,600$153.6K0.00%+17,600New
Jane Street Group, LLC17,660$154.2K0.00%+7,466+73.2%Added
Euclidean Technologies Management, LLC18,424$160.8K0.15%00.0%Unchanged
Brandywine Global Investment Management, LLC19,440$169.7K0.00%+19,440New
New York State Common Retirement Fund19,482$170.1K0.00%−10,575−35.2%Reduced
Brown Brothers Harriman & Co20,000$174.6K0.00%00.0%Unchanged
Mirae Asset Global Investments Co., Ltd.20,735$181.0K0.00%00.0%Unchanged
American International Group, Inc.20,818$181.7K0.00%+414+2.0%Added
Susquehanna Fundamental Investments, LLC20,823$181.8K0.00%−23,381−52.9%Reduced
Barclays PLC21,816$190.5K0.00%+10,234+88.4%Added
HRT Financial LP22,252$194.0K0.00%+22,252New
MetLife Investment Management22,716$198.3K0.00%00.0%Unchanged
Advisory Research Inc24,228$211.5K0.03%−19,114−44.1%Reduced
Raymond James Financial Services Advisors, Inc.24,927$217.6K0.00%+866+3.6%Added
Caxton Associates LP25,465$222.3K0.04%+25,465New
Lazard Asset Management LLC28,691$250.0K0.00%+12,783+80.4%Added
Baird Financial Group, Inc.29,891$260.9K0.00%+29,891New
Two Sigma Investments, LP29,900$261.0K0.00%−85,149−74.0%Reduced
Keebeck Wealth Management, LLC30,000$261.9K0.04%00.0%Unchanged
Cetera Advisors LLC33,547$292.9K0.00%+2,743+8.9%Added
JPMorgan Chase & Co33,646$293.0K0.00%+8,395+33.2%Added
Janney Montgomery Scott LLC34,403$300.0K0.00%+3,353+10.8%Added
Squarepoint Ops LLC34,871$304.4K0.00%+4,059+13.2%Added
Prairiewood Capital, LLC35,307$308.2K0.21%00.0%Unchanged
UBS Group AG36,206$316.1K0.00%+8,392+30.2%Added
BNP Paribas Arbitrage, SA36,384$317.6K0.00%−101,198−73.6%Reduced
Alps Advisors Inc37,175$324.5K0.00%−4,095−9.9%Reduced
Algert Global LLC37,500$327.4K0.02%+22,510+150.2%Added
Advisor Group Holdings, Inc.39,708$346.5K0.00%+2,441+6.6%Added
Globeflex Capital L P41,101$358.8K0.04%00.0%Unchanged
Grimes & Company, Inc.41,163$359.4K0.01%00.0%Unchanged
Truist Financial Corp41,260$360.2K0.00%00.0%Unchanged
Putnam Investments LLC44,772$390.9K0.00%+7,221+19.2%Added
Rhumbline Advisers56,007$489.0K0.00%+2,497+4.7%Added
Wells Fargo & Company61,096$533.4K0.00%+58,446+2,205.5%Added
Bank of America Corp66,592$581.3K0.00%−12,738−16.1%Reduced
Robertson Stephens Wealth Management, LLC74,154$647.4K0.05%+74,154New
Investment Management of Virginia LLC75,000$654.8K0.12%00.0%Unchanged
Norges Bank78,600$686.2K0.00%−66,000−45.6%Reduced
ClariVest Asset Management LLC80,582$704.0K0.03%−350.0%Reduced
Price T Rowe Associates Inc82,562$722.0K0.00%−40,822−33.1%Reduced
MML Investors Services, LLC82,949$724.0K0.01%+82,949New
Susquehanna International Group, LLP97,585$851.9K0.00%+12,302+14.4%Added