HUDSON TECHNOLOGIES INC /NY — Insider Transactions
Form 4 filings by directors, officers, and 10%+ shareholders
SEC rules require corporate insiders — including directors, executive officers, and any shareholder owning more than 10% of a company's shares — to report changes in their ownership within two business days of a transaction. These disclosures are filed as Form 4. Open-market purchases (code P) are generally considered the most meaningful signal, as insiders are spending their own money.
| Insider | Title | Type | Shares | Price | Value | Owns After | Date |
|---|---|---|---|---|---|---|---|
| COLEMAN BRIAN F | — | Sale | 484,616 | $7.40 | $3,586,158 | 426,968 | Dec 5, 2025 |
| COLEMAN BRIAN F | — | Sale | 484,616 | $7.40 | $3,586,158 | 1,944,312 | Dec 5, 2025 |
| ABBATECOLA VINCENT P | — | Purchase | 3,500 | $6.79 | $23,765 | 169,748 | Nov 17, 2025 |
| ABBATECOLA VINCENT P | — | Tax Withholding | 3,519 | $9.91 | $34,873 | 166,248 | Sep 24, 2025 |
| Prouty Eric A | — | Option Exercise | 4,744 | $7.35 | $34,868 | 152,565 | Jul 31, 2025 |
| Bulgarino Nicole E | — | Award / Grant | 3,182 | — | — | 10,498 | Jun 18, 2025 |
| Mansy Loan Nguyen | — | Award / Grant | 6,365 | — | — | 20,595 | Jun 18, 2025 |
| ABBATECOLA VINCENT P | — | Award / Grant | 3,182 | — | — | 165,023 | Jun 18, 2025 |
| Parrillo Richard | — | Award / Grant | 3,182 | — | — | 185,746 | Jun 18, 2025 |
| Prouty Eric A | — | Award / Grant | 3,182 | — | — | 147,821 | Jun 18, 2025 |
| ABBATECOLA VINCENT P | — | Purchase | 2,500 | $5.98 | $14,950 | 161,841 | Nov 7, 2024 |
| Bulgarino Nicole E | — | Award / Grant | 3,915 | — | — | 7,316 | Jun 19, 2024 |
| Mansy Loan Nguyen | — | Award / Grant | 5,593 | — | — | 14,230 | Jun 19, 2024 |
| Parrillo Richard | — | Award / Grant | 2,796 | — | — | 182,564 | Jun 19, 2024 |
| ABBATECOLA VINCENT P | — | Sale | 10,000 | $9.20 | $92,000 | 159,341 | Jun 14, 2024 |
| ABBATECOLA VINCENT P | — | Tax Withholding | 3,055 | $9.21 | $28,137 | 169,341 | Jun 12, 2024 |
| Parrillo Richard | — | Sale | 11,100 | $12.95 | $143,745 | 211,272 | Dec 14, 2023 |
| ABBATECOLA VINCENT P | — | Tax Withholding | 3,063 | $12.96 | $39,696 | 164,120 | Oct 25, 2023 |
| Gaglione Kenneth | VP-Operations | Option Exercise | 23,902 | $3.81 | $91,067 | 93,530 | Sep 12, 2023 |
| ABBATECOLA VINCENT P | — | Option Exercise | 21,739 | $0.98 | $21,304 | 148,317 | Jul 19, 2023 |
| Parrillo Richard | — | Option Exercise | 21,739 | $0.98 | $21,304 | 254,624 | Jul 19, 2023 |
| Prouty Eric A | — | Award / Grant | 2,618 | — | — | 144,639 | Jun 14, 2023 |
| Mansy Loan Nguyen | — | Award / Grant | 5,236 | — | — | 8,637 | Jun 14, 2023 |
| Prouty Eric A | — | Sale | 20,000 | $9.56 | $191,200 | 142,021 | Jun 14, 2023 |
| Prouty Eric A | — | Tax Withholding | 4,626 | $9.21 | $42,605 | 162,021 | Jun 2, 2023 |
| ABBATECOLA VINCENT P | — | Purchase | 1,000 | $8.27 | $8,270 | 126,578 | Mar 14, 2023 |
| MANDRACCHIA STEPHEN P | — | Gift | 10,000 | — | — | 396,756 | Jan 6, 2023 |
| Gaglione Kenneth | VP-Operations | Tax Withholding | 14,508 | $11.74 | $170,324 | 12,601 | Dec 13, 2022 |
| Krishnamurti Nat | CFO | Sale | 45,000 | $10.66 | $479,700 | 71,401 | Nov 8, 2022 |
| Bulgarino Nicole E | — | Award / Grant | 3,401 | — | — | 3,401 | Sep 30, 2022 |
| Mansy Loan Nguyen | — | Award / Grant | 3,401 | — | — | 3,401 | Sep 30, 2022 |
| Parrillo Richard | — | Award / Grant | 2,143 | — | — | 232,885 | Sep 30, 2022 |
| MANDRACCHIA STEPHEN P | — | Gift | 1,000 | — | — | 406,756 | Aug 8, 2022 |
| MORCH OTTO C | — | Option Exercise | 10,281 | $3.27 | $33,619 | 47,366 | Jul 5, 2022 |
| ABBATECOLA VINCENT P | — | Sale | 20,000 | $9.75 | $195,000 | 125,578 | Jun 15, 2022 |
| ABBATECOLA VINCENT P | — | Option Exercise | 25,000 | $0.75 | $18,750 | 155,297 | Jun 3, 2022 |
| MANDRACCHIA STEPHEN P | — | Sale | 22,108 | $9.73 | $215,111 | 120,892 | May 31, 2022 |
| MANDRACCHIA STEPHEN P | — | Gift | 14,000 | — | — | 507,756 | May 17, 2022 |
| Prouty Eric A | — | Sale | 75,000 | $9.00 | $675,000 | 123,169 | May 9, 2022 |
| Prouty Eric A | — | Option Exercise | 80,000 | $0.62 | $49,600 | 203,508 | May 6, 2022 |
| MANDRACCHIA STEPHEN P | — | Gift | 10,000 | — | — | 521,756 | Apr 18, 2022 |
| Parrillo Richard | — | Option Exercise | 80,000 | $0.62 | $49,600 | 237,838 | Mar 31, 2022 |
| MANDRACCHIA STEPHEN P | — | Sale | 100,000 | $5.78 | $578,000 | 531,756 | Mar 11, 2022 |
| MANDRACCHIA STEPHEN P | — | Option Exercise | 25,000 | $1.70 | $42,500 | 259,000 | Feb 15, 2022 |
| Houghton Kathleen | VP - Sales and Marketing | Option Exercise | 20,000 | $1.25 | $25,000 | 60,107 | Feb 3, 2022 |
| MANDRACCHIA STEPHEN P | — | Gift | 8,000 | — | — | 618,336 | Jan 21, 2022 |
| ABBATECOLA VINCENT P | — | Sale | 23,000 | $3.84 | $88,320 | 140,297 | Dec 16, 2021 |
| ABBATECOLA VINCENT P | — | Sale | 35,320 | $4.04 | $142,693 | 163,297 | Dec 10, 2021 |
| Gaglione Kenneth | VP-Operations | Tax Withholding | 25,293 | $4.21 | $106,484 | 22,207 | Dec 9, 2021 |
| MANDRACCHIA STEPHEN P | — | Gift | 7,500 | — | — | 641,836 | Nov 30, 2021 |