12 insiders reported 50 Form 4 transactions for HUDSON TECHNOLOGIES INC /NY (HDSN) over the past 18 months (most recent 2026-09-23). Recent activity: Hartree Partners, LP (10% Owner) Buy 2,502 shares, Hartree Partners, LP (10% Owner) Buy 11,013 shares, Hartree Partners, LP (10% Owner) Buy 11,136 shares, Hartree Partners, LP (10% Owner) Buy 5,317 shares, Hartree Partners, LP (10% Owner) Buy 9,446 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-09-23 | Hartree Partners, LP | 10% Owner | Buy | 2,502 | $12,757 |
| 2026-09-23 | Hartree Partners, LP | 10% Owner | Buy | 11,013 | $56,166 |
| 2026-09-18 | Hartree Partners, LP | 10% Owner | Buy | 11,136 | $56,794 |
| 2026-09-04 | Hartree Partners, LP | 10% Owner | Buy | 5,317 | $27,117 |
| 2026-08-26 | Hartree Partners, LP | 10% Owner | Buy | 9,446 | $51,953 |
| 2026-08-26 | Hartree Partners, LP | 10% Owner | Buy | 91,166 | $501,094 |
| 2026-08-14 | Hartree Partners, LP | 10% Owner | Buy | 5,198 | $28,589 |
| 2026-07-31 | Hartree Partners, LP | 10% Owner | Buy | 52,104 | $312,103 |
| 2026-07-22 | Hartree Partners, LP | 10% Owner | Buy | 17,842 | $106,859 |
| 2026-07-22 | Hartree Partners, LP | 10% Owner | Buy | 47,708 | $285,742 |
| 2026-07-08 | Hartree Partners, LP | 10% Owner | Buy | 4,634 | $27,758 |
| 2026-07-08 | Hartree Partners, LP | 10% Owner | Buy | 600 | $3,594 |
| 2026-07-02 | Hartree Partners, LP | 10% Owner | Buy | 204,789 | $1.2M |
| 2026-07-02 | Hartree Partners, LP | 10% Owner | Buy | 288,111 | $1.7M |
| 2026-07-02 | Hartree Partners, LP | 10% Owner | Buy | 271,302 | $1.6M |
| 2026-06-22 | Sheriff Alan | Director | Buy | 3,219 | $0 |
| 2026-06-22 | Mansy Loan Nguyen | Director | Buy | 8,881 | $0 |
| 2026-06-22 | Feeler Jeffrey R | Director | Buy | 3,219 | $0 |
| 2026-06-22 | Prouty Eric A | Director | Buy | 4,440 | $0 |
| 2026-05-21 | Parrillo Richard | Director | Buy | 10,000 | $48,300 |
| 2026-05-21 | Bertaux Brian J. | Chief Financial Officer | Buy | 2,000 | $9,740 |
| 2026-05-15 | Mansy Loan Nguyen | Director | Buy | 3,600 | $17,856 |
| 2026-05-15 | Mansy Loan Nguyen | Director | Buy | 1,400 | $6,958 |
| 2026-05-15 | Sheriff Alan | Director | Buy | 5,200 | $25,376 |
| 2026-05-15 | Parrillo Richard | Director | Buy | 3,600 | $17,856 |
来源：SEC Form 4 申报文件 · 截至 2026-09-23