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Form DEFA14A - Additional definitive proxy soliciting materials and Rule 14(a)(12) material:
SEC Accession No. 0001193125-23-110541
Filing Date
2023-04-21
Accepted
2023-04-21 16:15:57
Documents
3

Document Format Files

Seq Description Document Type Size
1 DEFA14A d438115ddefa14a.htm DEFA14A 12930
2 GRAPHIC g438115page002.jpg GRAPHIC 178493
3 GRAPHIC g438115page003.jpg GRAPHIC 158705
  Complete submission text file 0001193125-23-110541.txt   478597
Mailing Address ONE BROADWAY 14TH FLOOR CAMBRIDGE MA 02142
Business Address ONE BROADWAY 14TH FLOOR CAMBRIDGE MA 02142 617-441-1000
MERRIMACK PHARMACEUTICALS INC (Filer) CIK: 0001274792 (see all company filings)

IRS No.: 000000000 | State of Incorp.: DE | Fiscal Year End: 1231
Type: DEFA14A | Act: 34 | File No.: 001-35409 | Film No.: 23836560
SIC: 2834 Pharmaceutical Preparations