| Stock | Role | Class | Num Shares | Value | Price $ | Report Date | Ownership |
|---|---|---|---|---|---|---|---|
| Mersana Therapeutics, Inc. | SVP, COO & CFO | Common Stock | 94.8K | $186K | $1.96 | Oct 3, 2024 | Direct |
| Mersana Therapeutics, Inc. | SVP, COO & CFO | Restricted Stock Unit | 58.3K | $158K | $2.71 | Jan 15, 2024 | Direct |
| Mersana Therapeutics, Inc. | SVP, COO & CFO | Restricted Stock Unit | 0 | $0 | $1.96 | Oct 1, 2024 | Direct |
| Mersana Therapeutics, Inc. | SVP, COO & CFO | Stock Option (Right to Buy) | 263K | Jan 15, 2024 | Direct |
| Symbol | Company | Period | Transactions | Value $ | Form Type | Date Filed | Role |
|---|---|---|---|---|---|---|---|
| MRSN | Mersana Therapeutics, Inc. | Oct 1, 2024 | 4 | -$27.2K | 4 | Oct 7, 2024 | SVP, COO & CFO |
| MRSN | Mersana Therapeutics, Inc. | Jan 13, 2024 | 11 | -$25.3K | 4 | Jan 17, 2024 | SVP, COO & CFO |
| MRSN | Mersana Therapeutics, Inc. | Sep 5, 2023 | 1 | $0 | 4 | Sep 7, 2023 | SVP, COO and CFO |
| MRSN | Mersana Therapeutics, Inc. | Jan 13, 2023 | 9 | -$29.5K | 4 | Jan 18, 2023 | SVP, Chief Financial Officer |
| MRSN | Mersana Therapeutics, Inc. | Jan 14, 2022 | 5 | $0 | 4 | Jan 19, 2022 | Chief Financial Officer |