Filing Details
- Accession Number:
- 0001209191-15-075846
- Form Type:
- 4
- Zero Holdings:
- No
- Publication Time:
- 2015-10-16 19:09:11
- Reporting Period:
- 2015-10-16
- Filing Date:
- 2015-10-16
- Accepted Time:
- 2015-10-16 19:09:11
- 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 |
|---|---|---|---|---|---|---|---|
| 1531564 | J. Edward Stewart | C/O Merrimack Pharmaceuticals, Inc. One Kendall Square, Suite B7201 Cambridge MA 02139 | Head Of Commercial | 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 | 2015-10-16 | 1,000 | $1.81 | 22,385 | No | 4 | M | Direct | |
| Common Stock | Disposition | 2015-10-16 | 1,000 | $10.00 | 21,385 | 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 | Stock Option (right to buy) | Disposition | 2015-10-16 | 1,000 | $0.00 | 1,000 | $1.81 |
| Remaning Holdings | Exercise Date | Expiration Date | Equity Swap Involved | Transaction Form Type | Transaction Code | Nature of Ownership |
|---|---|---|---|---|---|---|
| 23,000 | 2018-09-22 | No | 4 | M | Direct |
Footnotes
- This transaction was effected pursuant to a Rule 10b5-1 trading plan.
- This option is fully vested.
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