HUDSON TECHNOLOGIES INC /NY

HDSN
Exchange
Nasdaq
Industry
Wholesale-Machinery, Equipment & Supplies
SEC CIK
0000925528

Insider trades

Each row adds up one type of transaction in one Form 4 filing. Only open-market purchases (P) and sales (S) are shown by default; use the filters to see grants, option exercises and other codes.

Insider trades
Filed (ET)Trade dateInsiderTransactionSharesAvg priceValueShares afterHolding changeFiling
Aug 9, 2021Aug 9, 2021MORCH OTTO CDirectorSSaleCommon Stock−57.21K$3.20−$183.08K37.09K−60.7%SEC
Aug 18, 2021Aug 17, 2021COLEMAN BRIAN FPresident, CEOPPurchaseCommon Stock+25K$2.89+$72.25K520.02K+5.1%SEC
Nov 17, 2021Nov 17, 2021Krishnamurti NatCFOSSaleCommon Stock−200K$4.76−$952K25.21K−88.8%SEC
Nov 19, 2021Nov 18 – Nov 19, 2021MANDRACCHIA STEPHEN PDirectorSSaleCommon Stock−100K$4.7092−$470.92K243K−29.2%SEC
Nov 19, 2021Nov 18 – Nov 19, 2021MANDRACCHIA STEPHEN PDirectorSSaleCommon Stock−100K$4.7068−$470.68K649.34K−13.3%SEC
Jan 18, 2022Dec 15 – Dec 16, 2021ABBATECOLA VINCENT PDirectorSSaleCommon Stock−33K$3.8158−$125.92K130.3K−20.2%SEC
Jan 18, 2022Dec 10, 2021ABBATECOLA VINCENT PDirectorSSaleCommon Stock−35.32K$4.04−$142.69K163.3K−17.8%SEC
Mar 14, 2022Mar 11, 2022MANDRACCHIA STEPHEN PDirectorSSaleCommon Stock−100K$5.75−$575K143K−41.2%SEC
Mar 14, 2022Mar 11, 2022MANDRACCHIA STEPHEN PDirectorSSaleCommon Stock−100K$5.78−$578K531.76K−15.8%SEC
May 9, 2022May 9, 2022Prouty Eric ADirectorSSaleCommon Stock−75K$9.00−$675K123.17K−37.8%SEC
May 31, 2022May 27 – May 31, 2022MANDRACCHIA STEPHEN PDirectorSSaleCommon Stock−50K$9.7133−$485.66K93K−35.0%SEC
May 31, 2022May 27 – May 31, 2022MANDRACCHIA STEPHEN PDirectorSSaleCommon Stock−100K$9.7133−$971.33K407.76K−19.7%SEC
Jun 6, 2022Jun 3, 2022ABBATECOLA VINCENT PDirectorSSaleCommon Stock−20K$9.79−$195.8K145.58K−12.1%SEC
Jun 17, 2022Jun 15, 2022ABBATECOLA VINCENT PDirectorSSaleCommon Stock−20K$9.75−$195K125.58K−13.7%SEC
Nov 10, 2022Nov 8 – Nov 9, 2022Krishnamurti NatCFOSSaleCommon Stock−91.19K$10.3915−$947.65K25.21K−78.3%SEC
Dec 14, 2022Dec 12, 2022Gaglione KennethVP-OperationsSSaleCommon Stock−19K$11.53−$219.07K3.21K−85.6%SEC
Feb 7, 2023AmendedJun 9, 2021Houghton KathleenVP-Sales and MarketingSSaleCommon Stock−6.69K$2.9627−$19.81K41.16K−14.0%SEC
Mar 15, 2023Mar 14, 2023ABBATECOLA VINCENT PDirectorPPurchaseCommon Stock+1K$8.27+$8.27K126.58K+0.8%SEC
Jun 15, 2023Jun 14, 2023Prouty Eric ADirectorSSaleCommon Stock−20K$9.56−$191.2K142.02K−12.3%SEC
Dec 14, 2023Dec 12 – Dec 14, 2023Parrillo RichardDirectorSSaleCommon Stock−72.6K$12.9968−$943.62K179.77K−28.8%SEC
Jun 18, 2024Jun 14, 2024ABBATECOLA VINCENT PDirectorSSaleCommon Stock−10K$9.20−$92K159.34K−5.9%SEC
Nov 12, 2024Nov 7, 2024ABBATECOLA VINCENT PDirectorPPurchaseCommon Stock+2.5K$5.98+$14.95K161.84K+1.6%SEC
Nov 18, 2025Nov 17, 2025ABBATECOLA VINCENT PDirectorPPurchaseCommon Stock+3.5K$6.79+$23.77K169.75K+2.1%SEC
Dec 15, 2025AmendedDec 5, 2025COLEMAN BRIAN FOther: Former DirectorSSaleCommon Stock−484.62K$7.40−$3.59M426.97K−53.2%SEC
May 15, 2026May 13, 2026Gaglione KennethPresident and CEOPPurchaseCommon Stock+5K$4.90+$24.5K5KNew positionSEC
May 15, 2026May 14, 2026Feeler Jeffrey RDirectorPPurchaseCommon Stock+5.1K$4.92+$25.09K9.17K+125.5%SEC
May 15, 2026May 13, 2026Sheriff AlanDirectorPPurchaseCommon Stock+5.2K$4.88+$25.38K9.27K+127.9%SEC
May 15, 2026May 13, 2026Prouty Eric ADirectorPPurchaseCommon Stock+5K$4.84+$24.2K153.85K+3.4%SEC
May 15, 2026May 14, 2026Bulgarino Nicole EDirectorPPurchaseCommon Stock+550$4.85+$2.67K11.05K+5.2%SEC
May 15, 2026May 14, 2026Mansy Loan NguyenDirectorPPurchaseCommon Stock+5K$4.9628+$24.81K25.6K+24.3%SEC
May 21, 2026May 19, 2026Bertaux Brian J.Chief Financial OfficerPPurchaseCommon Stock+2K$4.87+$9.74K2KNew positionSEC
May 21, 2026AmendedMay 13, 2026Parrillo RichardDirectorPPurchaseCommon Stock+10K$4.83+$48.3K195.75K+5.4%SEC
Jul 2, 20266:00 PM ETJun 30 – Jul 2, 2026Hartree Partners, LP10% OwnerPPurchaseCommon Stock, par value $0.01+764.2K$5.8587+$4.48M4.97M+18.2%SEC
Jul 8, 20265:10 PM ETJul 6 – Jul 7, 2026Hartree Partners, LP10% OwnerPPurchaseCommon Stock, par value $0.01+5.23K$5.99+$31.35K4.98M+0.1%SEC
Jul 22, 20264:29 PM ETJul 20 – Jul 21, 2026Hartree Partners, LP10% OwnerPPurchaseCommon Stock, par value $0.01+65.55K$5.9893+$392.6K5.04M+1.3%SEC
Jul 31, 20264:16 PM ETJul 29, 2026Hartree Partners, LP10% OwnerPPurchaseCommon Stock, par value $0.01+52.1K$5.99+$312.1K5.09M+1.0%SEC
Aug 14, 20265:10 PM ETAug 12, 2026Hartree Partners, LP10% OwnerPPurchaseCommon Stock, par value $0.01+5.2K$5.50+$28.59K5.1M+0.1%SEC
Aug 26, 20265:31 PM ETAug 24 – Aug 25, 2026Hartree Partners, LP10% OwnerPPurchaseCommon Stock, par value $0.01+100.61K$5.4968+$553.05K5.2M+2.0%SEC
Sep 4, 20265:43 PM ETSep 2, 2026Hartree Partners, LP10% OwnerPPurchaseCommon Stock, par value $0.01+5.32K$5.10+$27.12K5.21M+0.1%SEC
Sep 18, 20264:16 PM ETSep 16, 2026Hartree Partners, LP10% OwnerPPurchaseCommon Stock, par value $0.01+11.14K$5.10+$56.79K5.22M+0.2%SEC
Sep 23, 20265:03 PM ETSep 21 – Sep 23, 2026Hartree Partners, LP10% OwnerPPurchaseCommon Stock, par value $0.01+13.52K$5.0998+$68.92K5.23M+0.3%SEC