Filing Details
- Accession Number:
- 0001104659-21-005946
- Form Type:
- 4
- Zero Holdings:
- No
- Publication Time:
- 2021-01-20 19:03:50
- Reporting Period:
- 2021-01-15
- Accepted Time:
- 2021-01-20 19:03:50
- 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 |
|---|---|---|---|---|---|---|---|
| 1782805 | Ashish Mandelia | C/O Mersana Therapeutics, Inc. 840 Memorial Drive Cambridge MA 02139 | Vp, Controller | 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 | 2021-01-15 | 834 | $0.00 | 834 | No | 4 | M | Direct | |
| Common Stock | Disposition | 2021-01-15 | 289 | $21.09 | 545 | No | 4 | F | Direct | |
| Common Stock | Disposition | 2021-01-19 | 545 | $21.28 | 0 | No | 4 | S | Direct |
| Equity Swap Involved | Form Type | Code | Nature of Ownership | Explanation |
|---|---|---|---|---|
| No | 4 | M | Direct | |
| No | 4 | F | 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 Units | Disposition | 2021-01-15 | 834 | $0.00 | 834 | $0.00 |
| Common Stock | Stock Option (right to buy) | Acquisiton | 2021-01-15 | 27,115 | $0.00 | 27,115 | $21.09 |
| Common Stock | Restricted Stock Units | Acquisiton | 2021-01-15 | 18,077 | $0.00 | 18,077 | $0.00 |
| Remaning Holdings | Exercise Date | Expiration Date | Equity Swap Involved | Transaction Form Type | Transaction Code | Nature of Ownership |
|---|---|---|---|---|---|---|
| 2,499 | No | 4 | M | Direct | ||
| 27,115 | 2031-01-15 | No | 4 | A | Direct | |
| 18,077 | No | 4 | A | Direct |
Footnotes
- Each restricted stock unit ("RSU") represents a contingent right to receive one share of the Issuer's common stock upon settlement.
- Represents the number of shares of common stock that have been withheld by the Issuer to satisfy its income tax withholding and remittance obligations in connection with the net settlement of the RSUs and does not represent a sale by the reporting person.
- Transaction effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 11, 2020.
- 25% of the total number of RSUs vested on January 15, 2021, and thereafter shall vest in equal annual installments over the next three years.
- The option vests in equal quarterly installments over the first four years after the vesting commencement date, January 15, 2021.
- The RSUs vest in equal annual installments over the first four years after the vesting commencement date, January 15, 2021.
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