Filing Details

Accession Number:
0001209191-16-109636
Form Type:
4
Zero Holdings:
No
Publication Time:
2016-03-21 09:25:00
Reporting Period:
2016-03-17
Filing Date:
2016-03-21
Accepted Time:
2016-03-21 09:25:00
SEC Url:
Form 4 Filing
Issuer
Cik Name Symbol Sector (SIC) IRS No
1274792 Merrimack Pharmaceuticals Inc MACK () 4
Insiders
Cik Name Reported Address Insider Title Director Officer Large Shareholder Other
1108494 E Michael Porter 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 2016-03-17 5,000 $7.20 754,448 No 4 P Direct
Equity Swap Involved Form Type Code Nature of Ownership Explanation
No 4 P Direct