| 2024-01-16 | Sale | Mersana Therapeutics, Inc. MRSN | SVP, Chief Legal Officer | 4,381 0.0036% | $2.71 | $11,873 | +25.09% | |
| 2023-04-27 | Sale | Mersana Therapeutics, Inc. MRSN | SVP, Chief Legal Officer | 3,944 0.0038% | $3.89 | $15,342 | -16.2% | |
| 2023-01-17 | Sale | Mersana Therapeutics, Inc. MRSN | SVP, Chief Legal Officer | 782 0.0007% | $5.74 | $4,489 | -41.65% | |
| 2022-04-26 | Sale | Mersana Therapeutics, Inc. MRSN | Chief Legal Officer | 7,896 0.0082% | $3.69 | $29,136 | +56.06% |