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CIK 0000925528 · Accelerated filer

HUDSON TECHNOLOGIES INC /NY

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Ticker
HDSN
Exchange
Nasdaq
Industry
Wholesale-Machinery, Equipment & Supplies
FY end
Dec 31
Incorporated
NY
Entity type
operating
EIN
133641539
Phone
8457356000
Business address
PO BOX 1541, ONE BLUE HILL PLAZA, 14TH FLOOR, PEARL RIVER, NY, 10965
Open-market buys, last 90 days
$2,623,915
in 6 filings
Open-market sales, last 90 days
$0
in 0 filings

Net +$2,623,915. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.

Pace of trading Bought Sold

Who's trading

90 days

  1. Hartree Partners, LP +$2.6M 10% owner 6 filings

Reading 100 more Form 4s from the SEC; this list fills in as they're read.

Date Insider Transaction Shares Price Value Owned after
2026-06-17 Sheriff Alan Director Grant or award · Stock Options +15,360 15,360
2026-06-17 Prouty Eric A Director Grant or award +4,440 158,292
2026-06-17 Prouty Eric A Director Grant or award · Stock Options +21,186 21,186
2026-06-17 Parrillo Richard Director Grant or award · Stock Options +31,780 31,780
2026-06-17 Mansy Loan Nguyen Director Grant or award +8,881 34,476
2026-06-17 Mansy Loan Nguyen Director Grant or award · Stock Options +21,186 21,186
2026-06-17 Bulgarino Nicole E Director Grant or award · Stock Options +31,780 31,780
2026-06-17 Feeler Jeffrey R Director Grant or award +3,219 12,384
2026-06-17 Feeler Jeffrey R Director Grant or award · Stock Options +15,360 15,360
2026-05-19 Bertaux Brian J. Chief Financial Officer Purchase +2,000 $4.87 $10K 2,000
2026-05-14 Mansy Loan Nguyen Director Purchase +3,600 $4.96 $18K 24,195
2026-05-14 Mansy Loan Nguyen Director Purchase +1,400 $4.97 $7K 25,595
2026-05-14 Parrillo Richard Director Purchase +3,600 $4.96 $18K 24,195
2026-05-14 Parrillo Richard Director Purchase +1,400 $4.97 $7K 25,595
2026-05-14 Bulgarino Nicole E Director Purchase +550 $4.85 $3K 11,048
2026-05-14 Feeler Jeffrey R Director Purchase +5,100 $4.92 $25K 9,165
2026-05-13 Parrillo Richard Director Purchase +10,000 $4.83 $48K 195,746
2026-05-13 Prouty Eric A Director Purchase +5,000 $4.84 $24K 153,852
2026-05-13 Sheriff Alan Director Purchase +5,200 $4.88 $25K 9,265
2026-05-13 Gaglione Kenneth President and CEO Purchase +5,000 $4.90 $24K 5,000

Page 2 of 10 · 197 trades