Merrimack Pharmaceuticals, Inc.

Cambridge, MA

Massachusetts

Registered In

01/11/2001

Incorp. Date

Foreign

Registration Type

Delaware

Foreign Jurisdiction

Company Summary

Merrimack Pharmaceuticals, Inc. at 5 Th Fl, Cambridge, Ma 02138 lists Michael H. Cardone and Anthony J. Sinskey of Cambridge, MA as the associates.

C T Corporation System Registered Agent	101 FEDERAL ST, BOSTON, MA 02110
Michael H. Cardone President	5 TH FL, CAMBRIDGE, MA 02138
Anthony J. Sinskey TREASURER	5 TH FL, CAMBRIDGE, MA 02138

5 TH FL, CAMBRIDGE, MA 02138 View Map

Form 5500

One Broadway 14th Floor, Cambridge, Ma 02142 (617) 441-1037 EIN:04-3210530 Plan Admin:Keith Ouellette

Year	Plan Name	Participants BOY/EOY	Assets BOY/EOY
2022	Plan NameMERRIMACK PHARMACEUTICALS, INC. 401(K) RETIREMENT PLAN Plan #001 Participants BOY/EOY213 / 192 Assets BOY/EOY$17,778,314 / $13,205,495	2022	MERRIMACK PHARMACEUTICALS, INC. 401(K) RETIREMENT PLAN - Plan #001	213 / 192	$17,778,314 / $13,205,495
2021	Plan NameMERRIMACK PHARMACEUTICALS, INC. 401(K) RETIREMENT PLAN Plan #001 Participants BOY/EOY248 / 213 Assets BOY/EOY$18,932,273 / $17,778,314	2021	MERRIMACK PHARMACEUTICALS, INC. 401(K) RETIREMENT PLAN - Plan #001	248 / 213	$18,932,273 / $17,778,314
2020	Plan NameMERRIMACK PHARMACEUTICALS, INC. 401(K) RETIREMENT PLAN Plan #001 Participants BOY/EOY263 / 248 Assets BOY/EOY$19,345,192 / $18,932,273	2020	MERRIMACK PHARMACEUTICALS, INC. 401(K) RETIREMENT PLAN - Plan #001	263 / 248	$19,345,192 / $18,932,273
2019	Plan NameMERRIMACK PHARMACEUTICALS, INC. 401(K) RETIREMENT PLAN Plan #001 Participants BOY/EOY471 / 263 Assets BOY/EOY$22,010,465 / $19,345,192	2019	MERRIMACK PHARMACEUTICALS, INC. 401(K) RETIREMENT PLAN - Plan #001	471 / 263	$22,010,465 / $19,345,192

Benefit & Retirement Plans based on Form 5500.

Related Business Names:

Merrimack Pharmaceuticals, Inc. Registered in Massachusetts	Cambridge, MA	View Report
Merrimack Pharmaceuticals, Inc. Registered in Maine	Augusta, ME Cambridge, MA	View Report
Merrimack Pharmaceuticals, Inc. Registered in Utah	Floor Cambridge, MA Midvale, UT	View Report
Merrimack Pharmaceuticals, Inc. Registered in Florida	Cambridge, MA	View Report
Merrimack Pharmaceuticals, Inc. Registered in Massachusetts	Boston, MA Cambridge, MA	View Report
Merrimack Pharmaceuticals, Inc. Registered in North Dakota	Bismarck, ND Cambridge, MA	View Report
Merrimack Pharmaceuticals, Inc. Registered in Washington	Cambridge, MA	View Report
Merrimack Pharmaceuticals, Inc. Registered in Alabama	Cambridge, MA Montgomery, AL	View Report

Address Match:5 Th Fl Cambridge, MA

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Person/City Match:Anthony J Sinskey - Cambridge, MA

Cambridge Biotech Consultants, LLC. Registered in Massachusetts	Boston, MA Cambridge, MA	View Report
Metabolix Inc. Registered in Massachusetts	Cambridge, MA Manhasset, NY	View Report
Metabolix, Inc. Registered in Missouri	Cambridge, MA	View Report

The following government agencies have contributed data:

Secretary of the Commonwealth of Massachusetts U.S. Department of Labor

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