HUDSON TECHNOLOGIES INC /NY (HDSN) has 149 open-market insider trades by 21 insiders since 2006. Over the last six months insiders net bought $6.8M. The most active filer is Kevin J. Zugibe, CEO & Chairman.
| Name | Title | Tier | Trades | Value | Last Trade |
|---|---|---|---|---|---|
| Kevin J. Zugibe | CEOChairman | — | 21 | $22.9M | 2018-05-23 |
| Stephen P. Mandracchia | Dir | — | 21 | $12.2M | 2023-01-06 |
| Brian F. Coleman | — | — | 10 | $10.2M | 2025-12-05 |
| Capital Corp Jpmp | 10% | — | 1 | $9.7M | 2007-06-28 |
| Hartree Partners, LP | 10% Owner | — | 10 | $6.6M | 2026-09-24 |
| Nat Krishnamurti | CFO | — | 3 | $2.4M | 2022-11-09 |
| Richard Parrillo | Dir | — | 9 | $2.3M | 2026-05-14 |
| James R. Buscemi | PresVP | — | 7 | $1.5M | 2016-03-14 |
| Charles F. Harkins | PresVP | — | 11 | $1.4M | 2016-08-26 |
| Vincent P. Abbatecola | Dir | — | 17 | $1.3M | 2025-11-17 |
| Insider | Title | Type | Value | Date |
|---|---|---|---|---|
| Hartree Partners, LP | 10% Owner | Buy | $604K | 2026-09-24 |
| Hartree Partners, LP | 10% Owner | Buy | $69K | 2026-09-21 |
| Hartree Partners, LP | 10% Owner | Buy | $57K | 2026-09-16 |
| Hartree Partners, LP | 10% Owner | Buy | $27K | 2026-09-02 |
| Hartree Partners, LP | 10% Owner | Buy | $553K | 2026-08-24 |
| Hartree Partners, LP | 10% Owner | Buy | $29K |
Companies that share insiders with HDSN, and sector peers with recent insider buying. Related by who files, not by how the stocks move.
| 2026-08-12 |
| Hartree Partners, LP | 10% Owner | Buy | $312K | 2026-07-29 |
| Hartree Partners, LP | 10% Owner | Buy | $393K | 2026-07-20 |
| Hartree Partners, LP | 10% Owner | Buy | $31K | 2026-07-06 |
| Hartree Partners, LP | 10% Owner | Buy | $4.5M | 2026-06-30 |
| Brian J. Bertaux | CFO | Buy | $10K | 2026-05-19 |
| Nicole E. Bulgarino | Director | Buy | $3K | 2026-05-14 |
| Richard Parrillo | Director | Buy | $25K | 2026-05-14 |
| Jeffrey R. Feeler | Director | Buy | $25K | 2026-05-14 |
| Eric A. Prouty | Director | Buy | $24K | 2026-05-13 |