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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, Q1 2024

Institutional positions in Hudson Technologies Inc as of Mar 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
+24 vs. Q4 2023
Shares held
31.5M
+851.2K (+2.8%) vs. Q4 2023
Total value
$346.3M
−$66.6M (−16.1%) vs. Q4 2023
New holders
34
54 more added
Sold out
10
51 more reduced

1 institution that held it in Q4 2023 haven't filed for Q1 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 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 holdersQ1 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 heldQ1 2024: $346.3M
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 2024

Shares, value and share of portfolio for each institution holding Hudson Technologies Inc; share changes are against Q4 2023.

Institutions holding HDSN in Q1 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Trexquant Investment LP19,938$219.5K0.00%+19,938New
Alliancebernstein L.P.19,640$216.2K0.00%+1,450+8.0%Added
Verition Fund Management LLC19,264$212.1K0.00%+19,264New
MetLife Investment Management19,176$211.1K0.00%−3,540−15.6%Reduced
Harbor Capital Advisors, Inc.18,371$202.0K0.03%+18,371New
New York State Common Retirement Fund16,454$181.2K0.00%−24−0.1%Reduced
Manufacturers Life Insurance Company, The16,259$179.0K0.00%−498−3.0%Reduced
Mirae Asset Global Investments Co., Ltd.20,735$171.3K0.00%00.0%Unchanged
Wells Fargo & Company15,077$166.0K0.00%+1,818+13.7%Added
Brown Brothers Harriman & Co15,000$165.2K0.00%−5,000−25.0%Reduced
Saxon Interests, Inc.14,823$163.2K0.08%+14,823New
Connor, Clark & Lunn Investment Management Ltd.14,556$160.3K0.00%−17,715−54.9%Reduced
STRS Ohio13,000$143.0K0.00%+11,500+766.7%Added
LPL Financial LLC12,979$142.9K0.00%−740−5.4%Reduced
Prime Capital Investment Advisors, LLC12,921$142.3K0.00%+280+2.2%Added
Heritage Investors Management Corp12,899$142.0K0.01%00.0%Unchanged
Stratos Wealth Advisors, LLC12,102$133.2K0.01%+2,100+21.0%Added
Zurcher Kantonalbank (Zurich Cantonalbank)12,054$132.7K0.00%00.0%Unchanged
Seizert Capital Partners, LLC11,806$130.0K0.01%+11,806New
Paradice Investment Management LLC11,731$129.2K0.02%+331+2.9%Added
1620 Investment Advisors, Inc.11,624$128.0K0.13%+225+2.0%Added
Sequoia Financial Advisors, LLC11,400$125.5K0.00%+11,400New
Arizona State Retirement System11,255$123.9K0.00%−166−1.5%Reduced
Virtu Financial LLC10,392$114.0K0.01%+10,392New
Wolverine Trading, LLC10,345$113.9K0.00%+10,345New
O'Shaughnessy Asset Management, LLC10,297$113.4K0.00%−939−8.4%Reduced
State of Wyoming8,958$98.6K0.02%−45−0.5%Reduced
Quantbot Technologies LP8,826$97.2K0.01%−4,244−32.5%Reduced
Citigroup Inc8,317$91.6K0.00%+2,066+33.1%Added
Ameritas Investment Partners, Inc.4,324$47.6K0.00%00.0%Unchanged
FMR LLC3,882$42.7K0.00%+2,302+145.7%Added
Quest Partners LLC3,569$39.3K0.01%+3,569New
GWM Advisors LLC2,861$31.5K0.00%+2,861New
Meeder Asset Management Inc2,565$28.2K0.00%00.0%Unchanged
Metropolitan Life Insurance Co2,365$26.0K0.00%00.0%Unchanged
Globeflex Capital L P2,052$22.6K0.00%−25,892−92.7%Reduced
Quarry LP1,988$21.9K0.01%+1,392+233.6%Added
Comerica Bank1,735$19.1K0.00%−1,222−41.3%Reduced
nVerses Capital, LLC1,700$18.7K0.04%+1,700New
Federation des caisses Desjardins du Quebec1,500$16.5K0.00%00.0%Unchanged
Amalgamated Bank1,497$16.0K0.00%−2,733−64.6%Reduced
Tower Research Capital LLC (TRC)827$9.11K0.00%−6,127−88.1%Reduced
Covestor Ltd736$8.00K0.01%−59−7.4%Reduced
Aquatic Capital Management LLC700$7.71K0.00%+700New
Quadrant Capital Group LLC650$7.16K0.00%−219−25.2%Reduced
Northwestern Mutual Wealth Management Co500$5.50K0.00%00.0%Unchanged
Tyler-Stone Wealth Management500$5.50K0.00%00.0%Unchanged
Beaird Harris Wealth Management, LLC400$4.40K0.00%00.0%Unchanged
Annis Gardner Whiting Capital Advisors, LLC364$4.01K0.00%+364New
Steward Partners Investment Advisory, LLC302$3.33K0.00%+302New
The PNC Financial Services Group, Inc.296$3.26K0.00%+154+108.5%Added
Signaturefd, LLC293$3.23K0.00%00.0%Unchanged
AlphaMark Advisors, LLC230$3.00K0.00%+230New
Lindbrook Capital, LLC230$2.53K0.00%00.0%Unchanged
Parallel Advisors, LLC228$2.51K0.00%00.0%Unchanged
Anchor Investment Management, LLC200$2.20K0.00%00.0%Unchanged
US Bancorp136$1.50K0.00%00.0%Unchanged
Stephens Consulting, LLC126$1.39K0.00%00.0%Unchanged
Tfo-TDC, LLC125$1.38K0.00%+125New
Creative Financial Designs Inc100$1.10K0.00%00.0%Unchanged
GAMMA Investing LLC52$5730.00%+49+1,633.3%Added
Spire Wealth Management50$5510.00%00.0%Unchanged
Nisa Investment Advisors, LLC48$5280.00%+28+140.0%Added
Allworth Financial LP36$3970.00%00.0%Unchanged
Private Trust Co NA22$2420.00%00.0%Unchanged
Nelson, Van Denburg & Campbell Wealth Management Group, LLC9$990.00%+9New
Farther Finance Advisors, LLC6$680.00%00.0%Unchanged
CWM, LLC40$00.00%+38+1,900.0%Added
EAM Investors, LLC0$00.00%−253,630−100.0%Sold out
Castleark Management LLC0$00.00%−183,779−100.0%Sold out
Advisory Research Inc0$00.00%−122,773−100.0%Sold out
Koss-Olinger Consulting, LLC0$00.00%−28,297−100.0%Sold out
SEI Investments Co0$00.00%−27,426−100.0%Sold out
Alps Advisors Inc0$00.00%−26,040−100.0%Sold out
Prairiewood Capital, LLC0$00.00%−19,609−100.0%Sold out
State Board of Administration of Florida Retirement System0$00.00%−12,570−100.0%Sold out
Ritholtz Wealth Management0$00.00%−10,180−100.0%Sold out
Advisory Services Network, LLC0$00.00%−7,806−100.0%Sold out
Putnam Investments LLC––––Not filed