LIVE FROM THE DATABASETRANSACTIONS 362,430COMPANIES 5,763LATEST TRADE Oct 16UPDATED Oct 17, 12:31 AM
HDSNCIK 0000925528

HUDSON TECHNOLOGIES INC /NY

49 transactions by 12 insiders, from November 17, 2025 to September 24, 2026.

Transactions
4912 insiders
Bought · P
$6.7Mopen market
Sold · S
$3.6Mopen market
Net
+$3.1Mnet buying

Officers and directors

People inside the company. What they do with their own shares is the reason this data exists.

InsiderTradesPlannedBoughtSold
Kathleen HoughtonVP9———
Jeffrey R. FeelerDir4—$25K—
Loan Nguyen MansyDir4—$25K—
Alan SheriffDir4—$25K—
Richard ParrilloDir3—$25K—
Eric A. ProutyDir3—$24K—
Nicole E. BulgarinoDir2—$3K—
Brian J. BertauxCFO1—$10K—
Brian F. ColemanDir1——$3.6M
Kenneth GaglioneCEO1—$24K—
Vincent P. AbbatecolaDir1—$24K—

Large holders and funds

Holders above 10%, often funds. They file the same form, but they trade for portfolio reasons, not because of what they know.

InsiderTradesPlannedBoughtSold
Hartree Partners, LP10%16—$6.6M—

All transactions

49 in total, newest filings first.

InsiderDateCodeSharesPriceValue
Hartree Partners, LP10%Sep 24P118,549$5.10$604K
Hartree Partners, LP10%Sep 23P11,013$5.10$56K
Hartree Partners, LP10%Sep 21P2,502$5.10$13K
Hartree Partners, LP10%Sep 16P11,136$5.10$57K
Hartree Partners, LP10%Sep 2P5,317$5.10$27K
Hartree Partners, LP10%Aug 25P91,166$5.50$501K
Hartree Partners, LP10%Aug 24P9,446$5.50$52K
Hartree Partners, LP10%Aug 12P5,198$5.50$29K
Hartree Partners, LP10%Jul 29P52,104$5.99$312K
Hartree Partners, LP10%Jul 21P47,708$5.99$286K
Hartree Partners, LP10%Jul 20P17,842$5.99$107K
Hartree Partners, LP10%Jul 7P600$5.99$4K
Hartree Partners, LP10%Jul 6P4,634$5.99$28K
Hartree Partners, LP10%Jul 2P271,302$5.97$1.6M
Hartree Partners, LP10%Jul 1P288,111$5.88$1.7M
Hartree Partners, LP10%Jun 30P204,789$5.68$1.2M
Alan SheriffDirDERIVJun 17A15,360$0.00—?
Alan SheriffDirJun 17A3,219$0.00—
Eric A. ProutyDirDERIVJun 17A21,186$0.00—?
Eric A. ProutyDirJun 17A4,440$0.00—
Richard ParrilloDirDERIVJun 17A31,780$0.00—?
Loan Nguyen MansyDirDERIVJun 17A21,186$0.00—?
Loan Nguyen MansyDirJun 17A8,881$0.00—
Jeffrey R. FeelerDirDERIVJun 17A15,360$0.00—?
Jeffrey R. FeelerDirJun 17A3,219$0.00—
Nicole E. BulgarinoDirDERIVJun 17A31,780$0.00—?
Brian J. BertauxCFOMay 19P2,000$4.87$10K
Loan Nguyen MansyDirMay 14P1,400$4.97$7K
Loan Nguyen MansyDirMay 14P3,600$4.96$18K
Richard ParrilloDirMay 14P1,400$4.97$7K
Richard ParrilloDirMay 14P3,600$4.96$18K
Eric A. ProutyDirMay 13P5,000$4.84$24K
Alan SheriffDirMay 13P5,200$4.88$25K
Kenneth GaglioneCEOMay 13P5,000$4.90$24K
Jeffrey R. FeelerDirMay 14P5,100$4.92$25K
Nicole E. BulgarinoDirMay 14P550$4.85$3K
Alan SheriffDirApr 10A4,065$0.00—
Jeffrey R. FeelerDirApr 10A4,065$0.00—
Kathleen HoughtonVPDERIVJan 8M50,888$0.00—?
Kathleen HoughtonVPDERIVJan 8M47,619$0.00—?
Kathleen HoughtonVPDERIVJan 8M120,000$0.00—?
Kathleen HoughtonVPJan 8F34,382$7.10$244K
Kathleen HoughtonVPJan 8M50,888$3.81$194K
Kathleen HoughtonVPJan 8F21,797$7.10$155K
Kathleen HoughtonVPJan 8M47,619$1.60$76K
Kathleen HoughtonVPJan 8F44,873$7.10$319K
Kathleen HoughtonVPJan 8M120,000$0.75$90K
Brian F. ColemanDirDec 5S484,616$7.40$3.6M
Vincent P. AbbatecolaDirNov 17P3,500$6.79$24K