| 2023-06-14 | Sale | Hudson Technologies, Inc. HDSN | director | 20,000 0.0442% | $9.56 | $191,200 | +25.65% | |
| 2022-05-09 | Sale | Hudson Technologies, Inc. HDSN | 75,000 0.1722% | $9.00 | $675,000 | +5.62% | ||
| 2019-05-08 | Hudson Technologies, Inc. HDSN | director | 5,000 0.012% | $1.89 | $9,450 | -60.22% | ||
| 2019-01-17 | Aqua Metals, Inc. AQMS | director | 10,000 0.0202% | $1.90 | $19,000 | -14.35% | ||
| 2018-12-12 | Hudson Technologies, Inc. HDSN | director | 5,000 0.0137% | $1.64 | $8,200 | -36.52% | ||
| 2018-08-15 | Hudson Technologies, Inc. HDSN | director | 5,000 0.0116% | $1.81 | $9,050 | -32.24% | ||
| 2018-06-18 | Aqua Metals, Inc. AQMS | director | 10,000 0.0274% | $2.85 | $28,500 | -27.25% | ||
| 2018-05-24 | Hudson Technologies, Inc. HDSN | director | 5,000 0.0105% | $2.33 | $11,650 | -41.38% |