InsiderTrades

HDSN HUDSON TECHNOLOGIES INC /NY

Nasdaq · SEC CIK 925528 · EDGAR

Bought, last 12 months
$6.18M
19 purchases by 10 insiders
Sold, last 12 months
$7.17M
2 sales by 1 insiders
Filings on record
123
since 2021-07-02, latest 2026-09-23 17:03
Buying vs selling by month open-market trades, last 24 months
BoughtSold

Most active insiders, 12 months

InsiderTitleBoughtSold
COLEMAN BRIAN FFormer Dir —$7.17M
Hartree Partners, LP10% $5.95M—
Parrillo RichardDir $73.1K—
Sheriff AlanDir $25.4K—
Feeler Jeffrey RDir $25.1K—
Mansy Loan NguyenDir $24.8K—
Gaglione KennethPres, CEO, Dir $24.5K—
Prouty Eric ADir $24.2K—
ABBATECOLA VINCENT PDir $23.8K—
Bertaux Brian J.CFO $9,740—

Transactions 119

Type
Reset
X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
M 2026-09-23 17:03 2026-09-21+ HDSN Hartree Partners, LP 10% P - Purchase $5.10 +13.5K 5.23M +0.3% +$68.9K
2026-09-18 16:16 2026-09-16 HDSN Hartree Partners, LP 10% P - Purchase $5.10 +11.1K 5.22M +0.2% +$56.8K
2026-09-04 17:43 2026-09-02 HDSN Hartree Partners, LP 10% P - Purchase $5.10 +5,317 5.21M +0.1% +$27.1K
M 2026-08-26 17:31 2026-08-24+ HDSN Hartree Partners, LP 10% P - Purchase $5.50 +100.6K 5.20M +2% +$553.0K
2026-08-14 17:10 2026-08-12 HDSN Hartree Partners, LP 10% P - Purchase $5.50 +5,198 5.10M +0.1% +$28.6K
2026-07-31 16:16 2026-07-29 HDSN Hartree Partners, LP 10% P - Purchase $5.99 +52.1K 5.09M +1% +$312.1K
M 2026-07-22 16:29 2026-07-20+ HDSN Hartree Partners, LP 10% P - Purchase $5.99 +65.5K 5.04M +1% +$392.6K
M 2026-07-08 17:10 2026-07-06+ HDSN Hartree Partners, LP 10% P - Purchase $5.99 +5,234 4.98M +0.1% +$31.4K
M 2026-07-02 18:00 2026-06-30+ HDSN Hartree Partners, LP 10% P - Purchase $5.86 +764.2K 4.97M +18% +$4.48M
D 2026-06-22 09:21 2026-06-17 HDSN Sheriff Alan Dir A - Grant $0.00 +3,219 12.5K +35% $0
D 2026-06-22 09:20 2026-06-17 HDSN Prouty Eric A Dir A - Grant $0.00 +4,440 158.3K +3% $0
D 2026-06-22 09:18 2026-06-17 HDSN Mansy Loan Nguyen Dir A - Grant $0.00 +8,881 34.5K +35% $0
D 2026-06-22 09:16 2026-06-17 HDSN Feeler Jeffrey R Dir A - Grant $0.00 +3,219 12.4K +35% $0
A 2026-05-21 11:31 2026-05-13 HDSN Parrillo Richard Dir P - Purchase $4.83 +10.0K 195.7K +5% +$48.3K
2026-05-21 09:02 2026-05-19 HDSN Bertaux Brian J. CFO P - Purchase $4.87 +2,000 2,000 New +$9,740
M 2026-05-15 13:25 2026-05-14 HDSN Mansy Loan Nguyen Dir P - Purchase $4.96 +5,000 25.6K +24% +$24.8K
M 2026-05-15 13:21 2026-05-14 HDSN Parrillo Richard Dir P - Purchase $4.96 +5,000 25.6K +24% +$24.8K
2026-05-15 12:40 2026-05-14 HDSN Bulgarino Nicole E Dir P - Purchase $4.84 +550 11.0K +5% +$2,665
2026-05-15 12:39 2026-05-13 HDSN Prouty Eric A Dir P - Purchase $4.84 +5,000 153.9K +3% +$24.2K
2026-05-15 12:38 2026-05-13 HDSN Sheriff Alan Dir P - Purchase $4.88 +5,200 9,265 +128% +$25.4K
2026-05-15 12:36 2026-05-14 HDSN Feeler Jeffrey R Dir P - Purchase $4.92 +5,100 9,165 +125% +$25.1K
I 2026-05-15 12:36 2026-05-13 HDSN Gaglione Kenneth Pres, CEO, Dir P - Purchase $4.89 +5,000 5,000 New +$24.5K
2026-04-14 12:00 2026-04-10 HDSN Sheriff Alan Dir A - Grant $0.00 +4,065 4,065 New $0
2026-04-14 11:59 2026-04-10 HDSN Feeler Jeffrey R Dir A - Grant $0.00 +4,065 4,065 New $0
DM 2026-01-12 2026-01-08 HDSN Houghton Kathleen SVP-Sales, Marketing, Dir F - Tax $7.10 -101.1K 142.1K -42% -$717.5K
DM 2026-01-12 2026-01-08 HDSN Houghton Kathleen SVP-Sales, Marketing, Dir M - OptEx $1.65 +218.5K 161.2K New +$360.1K
A 2025-12-15 2025-12-05 HDSN COLEMAN BRIAN F Former Dir S - Sale $7.40 -484.6K 427.0K -53% -$3.59M
2025-12-09 2025-12-05 HDSN COLEMAN BRIAN F Dir S - Sale $7.40 -484.6K 1.94M -20% -$3.59M
2025-11-18 2025-11-17 HDSN ABBATECOLA VINCENT P Dir P - Purchase $6.79 +3,500 169.7K +2% +$23.8K
D 2025-09-26 2025-09-24 HDSN ABBATECOLA VINCENT P Dir M - OptEx $7.35 +4,744 169.8K +3% +$34.9K
D 2025-09-26 2025-09-24 HDSN ABBATECOLA VINCENT P Dir F - Tax $9.91 -3,519 166.2K -2% -$34.9K
D 2025-08-01 2025-07-31 HDSN Prouty Eric A Dir F - Tax $9.39 -3,713 148.9K -2% -$34.9K
D 2025-08-01 2025-07-31 HDSN Prouty Eric A Dir M - OptEx $7.35 +4,744 152.6K +3% +$34.9K
D 2025-06-20 2025-06-18 HDSN Prouty Eric A Dir A - Grant $0.00 +3,182 147.8K +2% $0
D 2025-06-20 2025-06-18 HDSN Bulgarino Nicole E Dir A - Grant $0.00 +3,182 10.5K +43% $0
D 2025-06-20 2025-06-18 HDSN Mansy Loan Nguyen Dir A - Grant $0.00 +6,365 20.6K +45% $0
D 2025-06-20 2025-06-18 HDSN ABBATECOLA VINCENT P Dir A - Grant $0.00 +3,182 165.0K +2% $0
D 2025-06-20 2025-06-18 HDSN Parrillo Richard Dir A - Grant $0.00 +3,182 185.7K +2% $0
2024-11-12 2024-11-07 HDSN ABBATECOLA VINCENT P Dir P - Purchase $5.98 +2,500 161.8K +2% +$15.0K
D 2024-06-21 2024-06-19 HDSN Mansy Loan Nguyen Dir A - Grant $0.00 +5,593 14.2K +65% $0
D 2024-06-21 2024-06-19 HDSN Parrillo Richard Dir A - Grant $0.00 +2,796 182.6K +2% $0
D 2024-06-21 2024-06-19 HDSN Bulgarino Nicole E Dir A - Grant $0.00 +3,915 7,316 +115% $0
2024-06-18 2024-06-14 HDSN ABBATECOLA VINCENT P Dir S - Sale $9.20 -10.0K 159.3K -6% -$92.0K
D 2024-06-14 2024-06-12 HDSN ABBATECOLA VINCENT P Dir M - OptEx $3.40 +8,276 172.4K +5% +$28.1K
D 2024-06-14 2024-06-12 HDSN ABBATECOLA VINCENT P Dir F - Tax $9.21 -3,055 169.3K -2% -$28.1K
M 2023-12-14 2023-12-12+ HDSN Parrillo Richard Dir S - Sale $13.00 -72.6K 211.3K -26% -$943.6K
D 2023-10-27 2023-10-25 HDSN ABBATECOLA VINCENT P Dir M - OptEx $1.88 +21.1K 167.2K +14% +$39.7K
D 2023-10-27 2023-10-25 HDSN ABBATECOLA VINCENT P Dir F - Tax $12.96 -3,063 164.1K -2% -$39.7K
DM 2023-09-14 2023-09-12 HDSN Gaglione Kenneth VP-Ops M - OptEx $3.37 +171.2K 93.5K New +$576.8K
DM 2023-09-14 2023-09-12 HDSN Gaglione Kenneth VP-Ops F - Tax $12.14 -101.5K 69.6K -59% -$1.23M
D 2023-07-27 2023-07-19 HDSN ABBATECOLA VINCENT P Dir F - Tax $9.46 -2,252 146.1K -2% -$21.3K
D 2023-07-27 2023-07-19 HDSN ABBATECOLA VINCENT P Dir M - OptEx $0.98 +21.7K 148.3K +17% +$21.3K
D 2023-07-27 2023-07-19 HDSN Parrillo Richard Dir F - Tax $9.46 -2,252 252.4K -0.9% -$21.3K
D 2023-07-27 2023-07-19 HDSN Parrillo Richard Dir M - OptEx $0.98 +21.7K 254.6K +9% +$21.3K
D 2023-06-16 2023-06-14 HDSN Mansy Loan Nguyen Dir A - Grant $0.00 +5,236 8,637 +154% $0
D 2023-06-16 2023-06-14 HDSN Prouty Eric A Dir A - Grant $0.00 +2,618 144.6K +2% $0
2023-06-15 2023-06-14 HDSN Prouty Eric A Dir S - Sale $9.56 -20.0K 142.0K -12% -$191.2K
D 2023-06-06 2023-06-02 HDSN Prouty Eric A Dir M - OptEx $0.98 +43.5K 166.6K +35% +$42.6K
D 2023-06-06 2023-06-02 HDSN Prouty Eric A Dir F - Tax $9.21 -4,626 162.0K -3% -$42.6K
2023-03-15 2023-03-14 HDSN ABBATECOLA VINCENT P Dir P - Purchase $8.27 +1,000 126.6K +0.8% +$8,270
MA 2023-02-07 2021-06-09 HDSN Houghton Kathleen VP-Sales, Marketing S - Sale $2.96 -6,685 41.2K -14% -$19.8K
I 2023-01-09 2023-01-06 HDSN MANDRACCHIA STEPHEN P Dir G - Gift $0.00 -10.0K 396.8K -2% $0
D 2022-12-14 2022-12-13 HDSN Gaglione Kenneth VP-Ops M - OptEx $3.81 +23.9K 27.1K +745% +$91.1K
D 2022-12-14 2022-12-12 HDSN Gaglione Kenneth VP-Ops S - Sale+OE $11.53 -19.0K 3,207 -86% -$219.1K
D 2022-12-14 2022-12-13 HDSN Gaglione Kenneth VP-Ops F - Tax $11.74 -14.5K 12.6K -54% -$170.3K
D 2022-11-10 2022-11-08 HDSN Krishnamurti Nat CFO M - OptEx $0.75 +175.0K 200.2K +694% +$131.2K
DM 2022-11-10 2022-11-08+ HDSN Krishnamurti Nat CFO S - Sale+OE $10.39 -91.2K 71.4K -56% -$947.6K
D 2022-11-10 2022-11-08 HDSN Krishnamurti Nat CFO F - Tax $10.80 -83.8K 116.4K -42% -$905.1K
2022-10-04 2022-09-30 HDSN Bulgarino Nicole E Dir A - Grant $0.00 +3,401 3,401 New $0
2022-10-04 2022-09-30 HDSN Parrillo Richard Dir A - Grant $0.00 +2,143 232.9K +0.9% $0
2022-10-04 2022-09-30 HDSN Mansy Loan Nguyen Dir A - Grant $0.00 +3,401 3,401 New $0
I 2022-08-08 2022-08-08 HDSN MANDRACCHIA STEPHEN P Dir G - Gift $0.00 -1,000 406.8K -0.2% $0
DM 2022-07-06 2022-07-05 HDSN MORCH OTTO C Dir M - OptEx $1.16 +50.3K 47.4K New +$58.4K
2022-06-17 2022-06-15 HDSN ABBATECOLA VINCENT P Dir S - Sale $9.75 -20.0K 125.6K -14% -$195.0K
D 2022-06-06 2022-06-03 HDSN ABBATECOLA VINCENT P Dir S - Sale+OE $9.79 -20.0K 145.6K -12% -$195.8K
DM 2022-06-06 2022-06-03 HDSN ABBATECOLA VINCENT P Dir M - OptEx $1.48 +35.3K 155.3K +29% +$52.4K
MI 2022-05-31 2022-05-27+ HDSN MANDRACCHIA STEPHEN P Dir S - Sale $9.71 -100.0K 463.5K -18% -$971.3K
M 2022-05-31 2022-05-27+ HDSN MANDRACCHIA STEPHEN P Dir S - Sale $9.71 -50.0K 120.9K -29% -$485.7K
I 2022-05-18 2022-05-17 HDSN MANDRACCHIA STEPHEN P Dir G - Gift $0.00 -14.0K 507.8K -3% $0
D 2022-05-09 2022-05-06 HDSN Prouty Eric A Dir F - Tax $9.29 -5,339 198.2K -3% -$49.6K
D 2022-05-09 2022-05-06 HDSN Prouty Eric A Dir M - OptEx $0.62 +80.0K 203.5K +65% +$49.6K
2022-05-09 2022-05-09 HDSN Prouty Eric A Dir S - Sale $9.00 -75.0K 123.2K -38% -$675.0K
I 2022-04-18 2022-04-18 HDSN MANDRACCHIA STEPHEN P Dir G - Gift $0.00 -10.0K 521.8K -2% $0
DM 2022-04-01 2022-03-31 HDSN Parrillo Richard Dir F - Tax $6.17 -8,396 229.8K -4% -$51.8K
DM 2022-04-01 2022-03-31 HDSN Parrillo Richard Dir M - OptEx $0.6373 +81.3K 237.8K +52% +$51.8K
2022-03-14 2022-03-11 HDSN MANDRACCHIA STEPHEN P Dir S - Sale $5.75 -100.0K 143.0K -41% -$575.0K
I 2022-03-14 2022-03-11 HDSN MANDRACCHIA STEPHEN P Dir S - Sale $5.78 -100.0K 531.8K -16% -$578.0K
D 2022-02-17 2022-02-15 HDSN MANDRACCHIA STEPHEN P Dir F - Tax $3.67 -11.6K 247.4K -4% -$42.5K
D 2022-02-17 2022-02-15 HDSN MANDRACCHIA STEPHEN P Dir M - OptEx $1.70 +25.0K 259.0K +11% +$42.5K
MI 2022-02-08 2022-01-21 HDSN MANDRACCHIA STEPHEN P Dir G - Gift $0.00 -16.0K 618.3K -3% $0
D 2022-02-04 2022-02-03 HDSN Houghton Kathleen VP - Sales, Marketing F - Tax $3.73 -12.3K 47.8K -20% -$45.7K
D 2022-02-04 2022-02-03 HDSN Houghton Kathleen VP - Sales, Marketing M - OptEx $1.25 +20.0K 60.1K +50% +$25.0K
DM 2022-01-18 2021-11-26 HDSN ABBATECOLA VINCENT P Dir M - OptEx $1.09 +81.7K 198.6K +70% +$89.0K
2022-01-18 2021-12-10 HDSN ABBATECOLA VINCENT P Dir S - Sale $4.04 -35.3K 163.3K -18% -$142.7K
M 2022-01-18 2021-12-15+ HDSN ABBATECOLA VINCENT P Dir S - Sale $3.82 -33.0K 140.3K -19% -$125.9K
D 2021-12-13 2021-12-09 HDSN Gaglione Kenneth VP-Ops M - OptEx $1.23 +45.0K 47.5K +1,800% +$55.4K
D 2021-12-13 2021-12-09 HDSN Gaglione Kenneth VP-Ops F - Tax $4.21 -25.3K 22.2K -53% -$106.5K
MI 2021-11-19 2021-11-18+ HDSN MANDRACCHIA STEPHEN P Dir S - Sale $4.71 -100.0K 657.2K -13% -$470.7K
M 2021-11-19 2021-11-18+ HDSN MANDRACCHIA STEPHEN P Dir S - Sale $4.71 -100.0K 250.9K -28% -$470.9K
D 2021-11-17 2021-11-17 HDSN Krishnamurti Nat CFO S - Sale+OE $4.76 -200.0K 25.2K -89% -$952.0K

Purchase Sale Sale after option exercise All abbreviations