Filing Details

Accession Number:
0000899243-21-013719
Form Type:
4
Zero Holdings:
No
Publication Time:
2021-03-26 17:46:01
Reporting Period:
2021-03-25
Accepted Time:
2021-03-26 17:46:01
SEC Url:
Form 4 Filing
Issuer
Cik Name Symbol Sector (SIC) IRS No
1274792 Merrimack Pharmaceuticals Inc MACK () UT
Insiders
Cik Name Reported Address Insider Title Director Officer Large Shareholder Other
1094201 L Gary Crocker C/O Merrimack Pharmaceuticals, Inc.
One Broadway 14Th Floor
Cambridge MA 02142
See Remarks Yes 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 2021-03-25 200 $6.13 28,931 No 4 P Indirect See footnote
Equity Swap Involved Form Type Code Nature of Ownership Explanation
No 4 P Indirect See footnote
Footnotes
  1. Shares held by Crocker Family Investments, LLC, over which Reporting Person is the Managing Member.