Gary L. Crocker - 19 May 2022 Form 4 Insider Report for MERRIMACK PHARMACEUTICALS INC

Role: Chairman, President, and Treasurer, Director
Signature: /s/ Gary L. Crocker
Issuer symbol: N/A
Transactions as of: 19 May 2022
Net transactions value: +$2,582
Form type: 4
Filing time: 23 May 2022, 16:05:17 UTC
Previous filing: 19 May 2022
Next filing: 26 May 2022
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	MACK	Common Stock	Purchase	$2,582	+512	+0.42%	$5.04	123,549	19 May 2022	See footnote	F1, F2

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $5.03 to $5.05, 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.
F2	Shares held by Crocker Family Investments, LLC, over which Reporting Person is the Managing Member.

Content

The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $5.03 to $5.05, 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.

Shares held by Crocker Family Investments, LLC, over which Reporting Person is the Managing Member.

Remarks:

Chairman, President, and Treasurer