| 2022-11-09 | Sale | Hudson Technologies, Inc. HDSN | CFO | 46,194 0.1026% | $10.13 | $467,945 | -0.99% | |
| 2022-11-08 | Sale | Hudson Technologies, Inc. HDSN | CFO | 45,000 0.0996% | $10.66 | $479,700 | -6.28% | |
| 2021-11-17 | Sale | Hudson Technologies, Inc. HDSN | CFO | 200,000 0.4541% | $4.76 | $952,000 | +56.45% | |
| 2016-09-06 | Sale | Hudson Technologies, Inc. HDSN | VP, Chief Financial Officer | 5,218 0.0154% | $6.07 | $31,673 | +24.01% |