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Filing metadata

Accession number: 0001179110-12-017849
Form type: Form 4
Filer: MERRIMACK PHARMACEUTICALS INC
CIK: CIK 1274792
Filed: Dec 18, 2012
Reporting period: Dec 17, 2012
Description: Insider transaction

Documents

0001179110-12-017849-index.htm

Complete submission

0001179110-12-017849.txt

directory listing

Filed by

MERRIMACK PHARMACEUTICALS INC