Filing Details
- Accession Number:
- 0001104659-23-093468
- Form Type:
- 4
- Zero Holdings:
- No
- Publication Time:
- 2023-08-18 16:01:45
- Reporting Period:
- 2023-08-16
- Accepted Time:
- 2023-08-18 16:01:45
- SEC Url:
- Form 4 Filing
Issuer
Cik | Name | Symbol | Sector (SIC) | IRS No |
---|---|---|---|---|
1442836 | Mersana Therapeutics Inc. | MRSN | Pharmaceutical Preparations (2834) | 000000000 |
Insiders
Cik | Name | Reported Address | Insider Title | Director | Officer | Large Shareholder | Other |
---|---|---|---|---|---|---|---|
1877233 | Tushar Misra | C/O Mersana Therapeutics, Inc. 840 Memorial Drive Cambridge MA 02139 | Svp, Chief Manuf. Officer | No | Yes | No | No |
Reported Non-Derivative Transactions
Sec. Name | Acquisiton - Disposition | Date | Amount | Price | Remaning Holdings | Equity Swap Involved | Form Type | Code | Nature of Ownership | Explanation |
---|---|---|---|---|---|---|---|---|---|---|
Common Stock | Acquisiton | 2023-08-16 | 6,250 | $0.00 | 13,415 | No | 4 | M | Direct | |
Common Stock | Disposition | 2023-08-17 | 1,908 | $1.18 | 11,507 | No | 4 | S | Direct |
Equity Swap Involved | Form Type | Code | Nature of Ownership | Explanation |
---|---|---|---|---|
No | 4 | M | Direct | |
No | 4 | S | Direct |
Reported Derivative Transactions
Sec. Name | Sec. Type | Acquisiton - Disposition | Date | Amount | Price | Amount - 2 | Price - 2 |
---|---|---|---|---|---|---|---|
Common Stock | Restricted Stock Unit | Disposition | 2023-08-16 | 6,250 | $0.00 | 6,250 | $0.00 |
Remaning Holdings | Exercise Date | Expiration Date | Equity Swap Involved | Transaction Form Type | Transaction Code | Nature of Ownership |
---|---|---|---|---|---|---|
12,500 | No | 4 | M | Direct |
Footnotes
- Represents shares of common stock received upon vesting of a portion of the restricted stock units ("RSUs") awarded to the Reporting Person on August 16, 2021.
- Includes 1,235 shares of common stock acquired on June 15, 2023 by the Reporting Person through the Issuer's employee stock purchase plan.
- Represents the sale of shares of common stock to satisfy the Reporting Person's tax withholding obligations in connection with the service-based vesting and settlement of the RSUs pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on May 10, 2023. The sale was effected through an automatic "sell to cover" transaction that did not represent a discretionary trade by the Reporting Person.
- Each RSU represents the contingent right to receive one share of common stock of the Issuer.
- The RSUs will vest in equal annual installments over the first four years after the vesting commencement date, August 16, 2021, subject to the Reporting Person's continued service to the Issuer on such vesting date.