Filing Details
- Accession Number:
- 0001209191-17-053004
- Form Type:
- 4
- Zero Holdings:
- No
- Publication Time:
- 2017-09-15 16:43:00
- Reporting Period:
- 2017-09-13
- Accepted Time:
- 2017-09-15 16:43:00
- SEC Url:
- Form 4 Filing
Issuer
| Cik | Name | Symbol | Sector (SIC) | IRS No |
|---|---|---|---|---|
| 1274792 | Merrimack Pharmaceuticals Inc | MACK | Pharmaceutical Preparations (2834) | 000000000 |
Insiders
| Cik | Name | Reported Address | Insider Title | Director | Officer | Large Shareholder | Other |
|---|---|---|---|---|---|---|---|
| 1531962 | B. Ulrik Nielsen | C/O Merrimack Pharmaceuticals, Inc. One Kendall Square, Suite B7201 Cambridge MA 02139 | Yes | No | 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 | 2017-09-14 | 100 | $13.20 | 22,781 | No | 4 | M | Direct | |
| Common Stock | Disposition | 2017-09-14 | 100 | $14.20 | 22,681 | No | 4 | S | Direct | |
| Common Stock | Acquisiton | 2017-09-15 | 7,133 | $13.20 | 29,814 | No | 4 | M | Direct | |
| Common Stock | Acquisiton | 2017-09-15 | 663 | $13.20 | 30,477 | No | 4 | M | Direct | |
| Common Stock | Disposition | 2017-09-15 | 7,796 | $14.23 | 22,681 | No | 4 | S | Direct |
| Equity Swap Involved | Form Type | Code | Nature of Ownership | Explanation |
|---|---|---|---|---|
| No | 4 | M | Direct | |
| No | 4 | S | Direct | |
| No | 4 | M | Direct | |
| 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 | Stock Option (right to buy) | Acquisiton | 2017-09-13 | 7,500 | $0.00 | 7,500 | $13.99 |
| Common Stock | Stock Option (right to buy) | Disposition | 2017-09-14 | 100 | $0.00 | 100 | $13.20 |
| Common Stock | Stock Option (right to buy) | Disposition | 2017-09-15 | 7,133 | $0.00 | 7,133 | $13.20 |
| Common Stock | Stock Option (right to buy) | Disposition | 2017-09-15 | 663 | $0.00 | 663 | $13.20 |
| Remaning Holdings | Exercise Date | Expiration Date | Equity Swap Involved | Transaction Form Type | Transaction Code | Nature of Ownership |
|---|---|---|---|---|---|---|
| 7,500 | 2027-09-12 | No | 4 | A | Direct | |
| 7,133 | 2017-10-04 | No | 4 | M | Direct | |
| 0 | 2017-10-04 | No | 4 | M | Direct | |
| 0 | 2017-10-04 | No | 4 | M | Direct |
Footnotes
- This option is fully vested.
- This option was previously reported as covering 3,378 shares of common stock at an exercise price of $2.59 per share, but was adjusted to reflect both the special cash dividend that was payable on May 26, 2017 and the reverse stock split that became effective for trading purposes on September 6, 2017.
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