0000899243-22-000473.txt : 20220104
0000899243-22-000473.hdr.sgml : 20220104
20220104160524
ACCESSION NUMBER: 0000899243-22-000473
CONFORMED SUBMISSION TYPE: 4
PUBLIC DOCUMENT COUNT: 1
CONFORMED PERIOD OF REPORT: 20211231
FILED AS OF DATE: 20220104
DATE AS OF CHANGE: 20220104
REPORTING-OWNER:
OWNER DATA:
COMPANY CONFORMED NAME: RAY RUSSELL T
CENTRAL INDEX KEY: 0001225960
FILING VALUES:
FORM TYPE: 4
SEC ACT: 1934 Act
SEC FILE NUMBER: 001-35409
FILM NUMBER: 22505768
MAIL ADDRESS:
STREET 1: 2525 DUPONT DR
CITY: IRVINE
STATE: CA
ZIP: 92612
ISSUER:
COMPANY DATA:
COMPANY CONFORMED NAME: MERRIMACK PHARMACEUTICALS INC
CENTRAL INDEX KEY: 0001274792
STANDARD INDUSTRIAL CLASSIFICATION: PHARMACEUTICAL PREPARATIONS [2834]
IRS NUMBER: 000000000
STATE OF INCORPORATION: DE
FISCAL YEAR END: 1231
BUSINESS ADDRESS:
STREET 1: ONE BROADWAY
STREET 2: 14TH FLOOR
CITY: CAMBRIDGE
STATE: MA
ZIP: 02142
BUSINESS PHONE: 617-441-1000
MAIL ADDRESS:
STREET 1: ONE BROADWAY
STREET 2: 14TH FLOOR
CITY: CAMBRIDGE
STATE: MA
ZIP: 02142
4
1
doc4.xml
FORM 4 SUBMISSION
X0306
4
2021-12-31
0
0001274792
MERRIMACK PHARMACEUTICALS INC
MACK
0001225960
RAY RUSSELL T
C/O MERRIMACK PHARMACEUTICALS, INC.
ONE BROADWAY 14TH FLOOR
CAMBRIDGE
MA
02142
1
0
0
0
Common Stock
2021-12-31
4
S
0
1000
3.8398
D
0
D
/s/ Russell T. Ray
2022-01-04