SEC Form 4 · accession 0001209191-16-134108
MERRIMACK PHARMACEUTICALS INC · MACK
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Edward J. Stewart
Officer — Head of Commercial
Period of report
Jul 26, 2016
Accepted (ET)
Jul 27, 2016 · 4:51 pm EDT
Rule 10b5-1 plan
unknown — predates the checkbox
Issuer CIK
0001274792
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Common Stock | Jul 26, 2016 | M | 30,000 | $2.47 | A | 51,385 | D |
Table II — derivative securities
| Security | Conv. / exercise price | Date | Code | Shares | A/D | Exercisable | Expires | Underlying | Underlying shares | Owned after | D/I |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Stock Option (right to buy)F1 | $2.47 | Jul 26, 2016 | M | 30,000 | D | — | Aug 1, 2016 | Common Stock | 30,000 | 0 | D |
Explanation of responses
- F1This option is fully vested.