Hartree Partners, LP, 10% Owner at HUDSON TECHNOLOGIES INC /NY (HDSN), bought 5,317 shares at $5.10 ($27K) on 2026-09-02, disclosed to the SEC on 2026-09-04.
Open-market purchase of $27k HDSN by 10% Owner. Below the thresholds we flag for high-conviction alerts (no C-suite role, rare reversal, cluster, or A-grade history). Context: insider career grade D.
Negative factors outweigh the positive ones.
| Filing → |
| HDSN | BUY | 2026-09-23 | $69K | — | Filing → |
| HDSN | BUY | 2026-09-18 | $57K | — | Filing → |
| HDSN | BUY | 2026-08-26 | $553K | — | Filing → |