3 | SEC Filings Hub

Filing metadata

Accession number: 0001179110-12-011582
Form type: Form 3
Filer: MERRIMACK PHARMACEUTICALS INC
CIK: CIK 1274792
Filed: Jul 17, 2012
Reporting period: Jul 12, 2012
Description: Initial ownership

Documents

0001179110-12-011582-index.htm

Complete submission

0001179110-12-011582.txt

directory listing

Filed by

MERRIMACK PHARMACEUTICALS INC