Filing Details

Accession Number:
0000899243-22-011381
Form Type:
4
Zero Holdings:
No
Publication Time:
2022-03-17 16:05:28
Reporting Period:
2022-03-15
Accepted Time:
2022-03-17 16:05:28
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 2022-03-15 4,649 $6.14 104,477 No 4 P Indirect See Footnote
Equity Swap Involved Form Type Code Nature of Ownership Explanation
No 4 P Indirect See Footnote
Footnotes
  1. The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $5.99 to $6.25, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (1) to this Form 4.
  2. Shares held by Crocker Family Investments, LLC, over which Reporting Person is the Managing Member.