Filing Details

Accession Number:
0000921895-19-001056
Form Type:
4
Zero Holdings:
No
Publication Time:
2019-04-09 18:39:20
Reporting Period:
2019-04-05
Accepted Time:
2019-04-09 18:39:20
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
1640809 22Nw Fund, Lp 1455 Nw Leary Way
Suite 400
Seattle WA 98107
No No Yes Yes
1694297 22Nw, Lp 1455 Nw Leary Way, Suite 400
Seattle WA 98107
No No Yes Yes
1770436 R. Aron English 1455 Nw Leary Way, Suite 400
Seattle WA 98107
No No Yes Yes
1770575 22Nw Fund Gp, Llc 1455 Nw Leary Way, Suite 400
Seattle WA 98107
No No Yes Yes
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 2019-04-05 50,000 $6.12 1,142,263 No 4 P Indirect By: 22NW Fund, LP
Common Stock Acquisiton 2019-04-08 32,873 $5.81 1,175,136 No 4 P Indirect By: 22NW Fund, LP
Equity Swap Involved Form Type Code Nature of Ownership Explanation
No 4 P Indirect By: 22NW Fund, LP
No 4 P Indirect By: 22NW Fund, LP
Footnotes
  1. This Form 4 is filed jointly by 22NW Fund, LP ("22NW Fund"), 22NW, LP ("22NW"), 22NW Fund GP, LLC ("22NW GP") and Aron R. English (collectively, the "Reporting Persons"). Each of the Reporting Persons may be deemed to be a member of a Section 13(d) group that collectively beneficially owns more than 10% of the Issuer's outstanding shares of Common Stock. Each of the Reporting Persons disclaims beneficial ownership of the securities of the Issuer owned directly by other members of the Section 13(d) group and this report shall not be deemed an admission that the Reporting Persons are the beneficial owners of such securities for purposes of Section 16 or for any other purpose. Further, each of the Reporting Persons expressly disclaims beneficial ownership of the securities reported herein except to the extent of his or its pecuniary interest therein.
  2. Securities owned directly by 22NW Fund. As the general partner and investment adviser to 22NW Fund, 22NW may be deemed to beneficially own the securities owned directly by 22NW Fund. As the general partner of 22NW, 22NW GP may be deemed to beneficially own the securities owned directly by 22NW Fund. Mr. English, as the Portfolio Manager of 22NW and Managing Member of 22NW GP, may be deemed to beneficially own the securities owned directly by 22NW Fund.
  3. The reported price in Column 4 is a weighted average price. These shares of Common Stock were purchased in multiple transactions at prices ranging from $6 to $6.45, excluding commissions. The Reporting Persons undertake 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 of Common Stock purchased at each separate price within the range set forth in this footnote.
  4. The reported price in Column 4 is a weighted average price. These shares of Common Stock were purchased in multiple transactions at prices ranging from $5.72 to $5.85, excluding commissions. The Reporting Persons undertake 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 of Common Stock purchased at each separate price within the range set forth in this footnote.