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HDSN Insider Trading

Insider Ownership Percentage: 8.00%
Insider Buying (Last 12 Months): $23,765.00
Insider Selling (Last 12 Months): $0.00

Hudson Technologies Insider Trading History Chart

This chart shows the insider buying and selling history at Hudson Technologies by year and by quarter.

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Hudson Technologies Share Price & Price History

Current Price: $7.63
Price Change: ▼ Price Decrease of -0.01 (-0.13%)
As of 12/4/2025 05:00 PM ET

This chart shows the closing price history over time for HDSN up to the past year.

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Days: 30 | 90 | 365

Hudson Technologies Insider Trading History

Transaction DateInsider NameTitleBuy/SellNumber of SharesAverage Share PriceTotal TransactionShares Held After TransactionDetails
11/17/2025Vincent P AbbatecolaDirectorBuy3,500$6.79$23,765.00169,748View SEC Filing Icon  
11/7/2024Vincent P AbbatecolaDirectorBuy2,500$5.98$14,950.00161,841View SEC Filing Icon  
6/14/2024Vincent P AbbatecolaDirectorSell10,000$9.20$92,000.00159,341View SEC Filing Icon  
12/14/2023Richard ParrilloDirectorSell20,205$13.29$268,524.45179,768View SEC Filing Icon  
12/12/2023Richard ParrilloDirectorSell30,000$12.85$385,500.00222,372View SEC Filing Icon  
6/14/2023Eric A ProutyDirectorSell20,000$9.56$191,200.00142,021View SEC Filing Icon  
3/14/2023Vincent P AbbatecolaDirectorBuy1,000$8.27$8,270.00126,578View SEC Filing Icon  
12/12/2022Kenneth GaglioneVPSell19,000$11.53$219,070.003,207View SEC Filing Icon  
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SEC Filings (Institutional Ownership Changes) for Hudson Technologies (NASDAQ:HDSN)

71.34% of Hudson Technologies stock is owned by institutions. Institutional ownership can be a sign of analyst confidence in the fundamentals of the stock.

Institutional Buying and Selling by Quarter

This chart shows the instiutional buying and selling at HDSN by year and by quarter.

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Hudson Technologies Institutional Trading History

Reporting DateHedge FundShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
11/17/2025Jacobs Levy Equity Management Inc.222,945$2.21M0.0%+37.8%0.511%Search for SEC Filing on Google Icon
11/17/2025PharVision Advisers LLC31,799$0.32M0.2%N/A0.073%Search for SEC Filing on Google Icon
11/17/2025Westerly Capital Management LLC1,890,000$18.77M5.9%-5.5%4.335%Search for SEC Filing on Google Icon
11/17/2025Verition Fund Management LLC19,628$0.20M0.0%N/A0.045%Search for SEC Filing on Google Icon
11/17/2025Quarry LP5,281$52K0.0%+51.9%0.012%Search for SEC Filing on Google Icon
11/17/2025Qube Research & Technologies Ltd88,696$0.88M0.0%N/A0.203%Search for SEC Filing on Google Icon
11/17/2025Mercer Global Advisors Inc. ADV13,301$0.13M0.0%N/A0.031%Search for SEC Filing on Google Icon
11/17/2025Millennium Management LLC355,958$3.54M0.0%-23.7%0.816%Search for SEC Filing on Google Icon
11/17/2025MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.18,283$0.18M0.0%-14.2%0.042%Search for SEC Filing on Google Icon
11/17/2025Bank of America Corp DE279,172$2.77M0.0%+59.8%0.640%Search for SEC Filing on Google Icon
11/17/2025Boothbay Fund Management LLC57,030$0.57M0.0%N/A0.131%Search for SEC Filing on Google Icon
11/17/2025Aquatic Capital Management LLC25,856$0.26M0.0%N/A0.059%Search for SEC Filing on Google Icon
11/17/2025Algert Global LLC23,765$0.24M0.0%N/A0.055%Search for SEC Filing on Google Icon
11/17/2025Alliancebernstein L.P.42,210$0.42M0.0%-11.8%0.097%Search for SEC Filing on Google Icon
11/17/2025Ameriprise Financial Inc.68,875$0.68M0.0%-28.5%0.158%Search for SEC Filing on Google Icon
11/14/2025Schonfeld Strategic Advisors LLC21,008$0.21M0.0%N/A0.048%Search for SEC Filing on Google Icon
11/14/2025Creative Planning14,426$0.14M0.0%N/A0.033%Search for SEC Filing on Google Icon
11/14/2025Lazard Asset Management LLC260,805$2.59M0.0%+222.7%0.598%Search for SEC Filing on Google Icon
11/14/2025Raymond James Financial Inc.41,939$0.42M0.0%-4.4%0.096%Search for SEC Filing on Google Icon
11/14/2025Occudo Quantitative Strategies LP32,933$0.33M0.0%-24.9%0.076%Search for SEC Filing on Google Icon
11/14/2025Two Sigma Investments LP190,221$1.89M0.0%-46.2%0.436%Search for SEC Filing on Google Icon
11/14/2025Bridgeway Capital Management LLC360,648$3.58M0.1%+21.4%0.827%Search for SEC Filing on Google Icon
11/14/2025Marathon Capital Management194,450$1.93M0.4%-22.0%0.446%Search for SEC Filing on Google Icon
11/14/2025Comerica Bank31,614$0.31M0.0%-22.5%0.072%Search for SEC Filing on Google Icon
11/13/2025Boston Partners23,876$0.24M0.0%-22.5%0.055%Search for SEC Filing on Google Icon
11/13/2025Aristides Capital LLC28,877$0.29M0.0%N/A0.066%Search for SEC Filing on Google Icon
11/13/2025UBS Group AG133,820$1.33M0.0%+24.0%0.306%Search for SEC Filing on Google Icon
11/13/2025BNP Paribas Financial Markets7,530$75K0.0%+88.3%0.017%Search for SEC Filing on Google Icon
11/13/2025Franklin Resources Inc.105,061$1.04M0.0%+3.9%0.241%Search for SEC Filing on Google Icon
11/13/2025FourThought Financial Partners LLC29,687$0.30M0.0%N/A0.068%Search for SEC Filing on Google Icon
11/13/2025WINTON GROUP Ltd64,486$0.64M0.0%+164.0%0.148%Search for SEC Filing on Google Icon
11/13/2025Russell Investments Group Ltd.149,659$1.49M0.0%+25.9%0.343%Search for SEC Filing on Google Icon
11/13/2025First Trust Advisors LP137,807$1.37M0.0%+765.1%0.316%Search for SEC Filing on Google Icon
11/12/2025Dimensional Fund Advisors LP2,009,481$19.95M0.0%+0.1%4.602%Search for SEC Filing on Google Icon
11/12/2025Quantbot Technologies LP15,955$0.16M0.0%N/A0.037%Search for SEC Filing on Google Icon
11/12/2025Fox Run Management L.L.C.13,126$0.13M0.0%N/A0.030%Search for SEC Filing on Google Icon
11/10/2025Nkcfo LLC4,740$47K0.0%N/A0.011%Search for SEC Filing on Google Icon
11/10/2025Hillsdale Investment Management Inc.31,000$0.31M0.0%N/A0.071%Search for SEC Filing on Google Icon
11/7/2025Vanguard Group Inc.2,373,181$23.57M0.0%-4.3%5.435%Search for SEC Filing on Google Icon
11/7/2025JPMorgan Chase & Co.142,898$1.42M0.0%-8.2%0.327%Search for SEC Filing on Google Icon
11/6/2025New South Capital Management Inc.1,334,337$13.25M0.6%-1.2%3.056%Search for SEC Filing on Google Icon
11/6/2025Cornerstone Investment Partners LLC17,167$0.17M0.0%N/A0.039%Search for SEC Filing on Google Icon
11/6/2025Rhumbline Advisers61,409$0.61M0.0%-7.5%0.141%Search for SEC Filing on Google Icon
11/4/2025State of Wyoming40,047$0.40M0.0%+148.7%0.092%Search for SEC Filing on Google Icon
11/4/2025Principal Financial Group Inc.40,833$0.41M0.0%N/A0.094%Search for SEC Filing on Google Icon
11/4/2025Thrivent Financial for Lutherans27,278$0.27M0.0%-66.1%0.062%Search for SEC Filing on Google Icon
11/4/2025Independent Advisor Alliance12,786$0.13M0.0%N/A0.029%Search for SEC Filing on Google Icon
10/30/2025Strs Ohio59,600$0.59M0.0%-9.7%0.136%Search for SEC Filing on Google Icon
10/29/2025Wealth Enhancement Advisory Services LLC12,747$0.12M0.0%+10.8%0.029%Search for SEC Filing on Google Icon
10/28/2025Campbell & CO Investment Adviser LLC49,218$0.49M0.0%N/A0.113%Search for SEC Filing on Google Icon
10/23/2025SG Americas Securities LLC11,575$0.12M0.0%N/A0.027%Search for SEC Filing on Google Icon
10/22/2025North Star Investment Management Corp.170,075$1.69M0.1%+3.7%0.389%Search for SEC Filing on Google Icon
10/20/2025Allspring Global Investments Holdings LLC175,311$1.70M0.0%N/A0.401%Search for SEC Filing on Google Icon
10/17/2025Zazove Associates LLC50,000$0.50M0.0%-11.1%0.114%Search for SEC Filing on Google Icon
10/15/2025CWM LLC14,102$0.14M0.0%+13.7%0.032%Search for SEC Filing on Google Icon
10/15/2025Inspire Investing LLC46,423$0.46M0.0%N/A0.106%Search for SEC Filing on Google Icon
10/14/2025Exchange Traded Concepts LLC27,990$0.28M0.0%-9.8%0.064%Search for SEC Filing on Google Icon
10/10/2025Wedge Capital Management L L P NC155,068$1.54M0.0%-26.3%0.355%Search for SEC Filing on Google Icon
10/9/2025Voya Investment Management LLC60,207$0.60M0.0%-14.6%0.138%Search for SEC Filing on Google Icon
8/19/2025State of Wyoming16,104$0.13M0.0%-17.5%0.037%Search for SEC Filing on Google Icon
8/15/2025Tower Research Capital LLC TRC 8,715$71K0.0%+177.6%0.020%Search for SEC Filing on Google Icon
8/15/2025Lazard Asset Management LLC80,811$0.66M0.0%+1,309.6%0.185%Search for SEC Filing on Google Icon
8/15/2025BNP Paribas Financial Markets3,998$32K0.0%-84.1%0.009%Search for SEC Filing on Google Icon
8/15/2025Bridgeway Capital Management LLC297,112$2.41M0.1%+7.1%0.680%Search for SEC Filing on Google Icon
8/15/2025Brevan Howard Capital Management LP17,159$0.14M0.0%N/A0.039%Search for SEC Filing on Google Icon
8/15/2025Bank of America Corp DE174,682$1.42M0.0%+216.1%0.400%Search for SEC Filing on Google Icon
8/15/2025683 Capital Management LLC375,000$3.05M0.2%-6.9%0.859%Search for SEC Filing on Google Icon
8/15/2025Ameriprise Financial Inc.96,380$0.78M0.0%-23.6%0.221%Search for SEC Filing on Google Icon
8/14/2025Westerly Capital Management LLC2,000,000$16.24M6.0%+63.3%4.580%Search for SEC Filing on Google Icon
8/14/2025Jane Street Group LLC93,235$0.76M0.0%+133.6%0.214%Search for SEC Filing on Google Icon
8/14/2025Raymond James Financial Inc.43,883$0.36M0.0%-5.4%0.100%Search for SEC Filing on Google Icon
8/14/2025Occudo Quantitative Strategies LP43,845$0.36M0.0%N/A0.100%Search for SEC Filing on Google Icon
8/14/2025Quantinno Capital Management LP45,416$0.37M0.0%+87.7%0.104%Search for SEC Filing on Google Icon
8/14/2025MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.21,310$0.17M0.0%-19.7%0.049%Search for SEC Filing on Google Icon
8/14/2025The Manufacturers Life Insurance Company 13,452$0.11M0.0%-20.3%0.031%Search for SEC Filing on Google Icon
8/14/2025Marathon Capital Management249,450$2.03M0.5%-34.8%0.571%Search for SEC Filing on Google Icon
8/14/2025RBF Capital LLC15,193$0.12M0.0%-59.7%0.035%Search for SEC Filing on Google Icon
8/14/2025WINTON GROUP Ltd24,429$0.20M0.0%-19.0%0.056%Search for SEC Filing on Google Icon
8/13/2025Oaktree Capital Management LP562,662$4.57M0.1%N/A1.288%Search for SEC Filing on Google Icon
8/13/2025First Trust Advisors LP15,929$0.13M0.0%-34.1%0.036%Search for SEC Filing on Google Icon
8/13/2025Invesco Ltd.71,748$0.58M0.0%+21.5%0.164%Search for SEC Filing on Google Icon
8/13/2025Isthmus Partners LLC48,516$0.39M0.0%+60.2%0.111%Search for SEC Filing on Google Icon
8/13/2025Arrowstreet Capital Limited Partnership1,111,803$9.03M0.0%+102.9%2.546%Search for SEC Filing on Google Icon
8/13/2025Russell Investments Group Ltd.118,876$0.97M0.0%-9.4%0.272%Search for SEC Filing on Google Icon
8/12/2025XTX Topco Ltd11,748$95K0.0%-26.3%0.027%Search for SEC Filing on Google Icon
8/12/2025American Century Companies Inc.1,072,754$8.71M0.0%+23.6%2.457%Search for SEC Filing on Google Icon
8/12/2025JPMorgan Chase & Co.155,675$1.26M0.0%-75.7%0.356%Search for SEC Filing on Google Icon
8/8/2025Intech Investment Management LLC19,213$0.16M0.0%-19.2%0.044%Search for SEC Filing on Google Icon
8/8/2025Geode Capital Management LLC944,424$7.67M0.0%-8.6%2.163%Search for SEC Filing on Google Icon
8/7/2025Boston Partners30,808$0.25M0.0%-4.5%0.071%Search for SEC Filing on Google Icon
8/7/2025Aviva PLC61,899$0.50M0.0%-40.1%0.142%Search for SEC Filing on Google Icon
8/1/2025Y Intercept Hong Kong Ltd135,222$1.10M0.0%N/A0.311%Search for SEC Filing on Google Icon
7/31/2025Kestrel Investment Management Corp208,850$1.70M1.0%-4.5%0.480%Search for SEC Filing on Google Icon
7/31/2025Cardinal Point Capital Management ULC12,850$0.10M0.0%N/A0.030%Search for SEC Filing on Google Icon
7/25/2025Sequoia Financial Advisors LLC12,825$0.10M0.0%-22.4%0.029%Search for SEC Filing on Google Icon
7/25/2025CWM LLC12,406$0.10M0.0%-12.0%0.029%Search for SEC Filing on Google Icon
7/17/2025SummerHaven Investment Management LLC96,922$0.79M0.5%+2.8%0.223%Search for SEC Filing on Google Icon
7/16/2025EdgeRock Capital LLC85,297$0.69M0.2%N/A0.196%Search for SEC Filing on Google Icon
7/15/2025North Star Investment Management Corp.164,075$1.33M0.1%N/A0.377%Search for SEC Filing on Google Icon
7/15/2025Public Employees Retirement System of Ohio410,099$3.33M0.0%+1.9%0.943%Search for SEC Filing on Google Icon
Data available starting January 2016

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Hudson Technologies logo
Hudson Technologies, Inc., through its subsidiary, Hudson Technologies Company, engages in the provision of solutions to recurring problems within the refrigeration industry in the United States. The company engages in the sale of refrigerant and industrial gas; provision of refrigerant management services consisting primarily of reclamation of refrigerants, re-usable cylinder refurbishment, and hydrostatic testing services; and RefrigerantSide services comprising system decontamination and recovery to remove moisture, oils, and other contaminants. It also offers Chiller Chemistry, which integrates several fluid tests of an operating system and the corresponding laboratory results into an engineering report; Fluid Chemistry, an abbreviated version of Chiller Chemistry, which is designed to quickly identify systems that require further examination; SmartEnergy OPS, a web-based real time continuous monitoring system, for measuring, modifying and improving the efficiency of energy systems, including air conditioning and refrigeration systems, in industrial and commercial applications; and ChillSmart, which combines the system optimization with Chiller Chemistry for providing a snapshot of a packaged chiller's operating efficiency and health. In addition, the company participates in the generation of carbon offset projects. It serves commercial, industrial, and governmental customers, as well as refrigerant wholesalers, distributors, contractors, and refrigeration equipment manufacturers. The company was incorporated in 1991 and is headquartered in Woodcliff Lake, New Jersey.
Read More on Hudson Technologies

Today's Range

Now: $7.63
Low: $7.57
High: $7.74

50 Day Range

MA: $8.24
Low: $6.63
High: $9.93

52 Week Range

Now: $7.63
Low: $5.11
High: $10.52

Volume

393,586 shs

Average Volume

493,060 shs

Market Capitalization

$332.67 million

P/E Ratio

15.26

Dividend Yield

N/A

Beta

0.8

Who are the company insiders with the largest holdings of Hudson Technologies?

Hudson Technologies' top insider investors include:
  1. Richard Parrillo (Director)
  2. Vincent P Abbatecola (Director)
Learn More about top insider investors at Hudson Technologies.

Who are the major institutional investors of Hudson Technologies?

Hudson Technologies' top institutional investors include:
  1. Vanguard Group Inc. — 5.43%
  2. Dimensional Fund Advisors LP — 4.60%
  3. Westerly Capital Management LLC — 4.34%
  4. New South Capital Management Inc. — 3.06%
  5. Bridgeway Capital Management LLC — 0.83%
  6. Millennium Management LLC — 0.82%
Learn More about top institutional investors of Hudson Technologies stock.

Which major investors are selling Hudson Technologies stock?

In the previous quarter, HDSN stock was sold by these institutional investors:
  1. Two Sigma Investments LP
  2. Millennium Management LLC
  3. Westerly Capital Management LLC
  4. Vanguard Group Inc.
  5. Wedge Capital Management L L P NC
  6. Marathon Capital Management
  7. Thrivent Financial for Lutherans
  8. Ameriprise Financial Inc.

Which major investors are buying Hudson Technologies stock?

Within the previous quarter, HDSN stock was acquired by institutional investors including:
  1. Lazard Asset Management LLC
  2. Allspring Global Investments Holdings LLC
  3. First Trust Advisors LP
  4. Bank of America Corp DE
  5. Qube Research & Technologies Ltd
  6. Bridgeway Capital Management LLC
  7. Jacobs Levy Equity Management Inc.
  8. Boothbay Fund Management LLC