| 2021-05-03 | Sale | Generation Bio Co. GBIO | PRESIDENT AND CEO | 20,000 0.0177% | $17.82 | $356,335 | -41.14% | |
| 2021-04-23 | Sale | Generation Bio Co. GBIO | PRESIDENT AND CEO | 20,000 0.0354% | $35.10 | $702,000 | -39.46% | |
| 2021-03-01 | Sale | Generation Bio Co. GBIO | PRESIDENT AND CEO | 20,000 0.0338% | $37.58 | $751,603 | -40.97% |