0001179110-14-018623.txt : 20141222
0001179110-14-018623.hdr.sgml : 20141222
20141222164223
ACCESSION NUMBER: 0001179110-14-018623
CONFORMED SUBMISSION TYPE: 4
PUBLIC DOCUMENT COUNT: 1
CONFORMED PERIOD OF REPORT: 20141218
FILED AS OF DATE: 20141222
DATE AS OF CHANGE: 20141222
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 KENDALL SQUARE
STREET 2: SUITE B7201
CITY: CAMBRIDGE
STATE: MA
ZIP: 02139
BUSINESS PHONE: 617-441-1000
MAIL ADDRESS:
STREET 1: ONE KENDALL SQUARE
STREET 2: SUITE B7201
CITY: CAMBRIDGE
STATE: MA
ZIP: 02139
REPORTING-OWNER:
OWNER DATA:
COMPANY CONFORMED NAME: Sinskey Anthony J
CENTRAL INDEX KEY: 0001368753
FILING VALUES:
FORM TYPE: 4
SEC ACT: 1934 Act
SEC FILE NUMBER: 001-35409
FILM NUMBER: 141303440
MAIL ADDRESS:
STREET 1: C/O METABOLIX
STREET 2: 21 ERIE STREET
CITY: CAMBRIDGE
STATE: MA
ZIP: 02139
4
1
edgar.xml
FORM 4 -
X0306
4
2014-12-18
0
0001274792
MERRIMACK PHARMACEUTICALS INC
MACK
0001368753
Sinskey Anthony J
C/O MERRIMACK PHARMACEUTICALS, INC.
ONE KENDALL SQUARE, SUITE B7201
CAMBRIDGE
MA
02139
1
0
0
0
Common Stock
2014-12-18
4
M
0
20000
1.71
A
442543
D
Common Stock
2014-12-18
4
S
0
20000
10.31
D
422543
D
Stock Option (right to buy)
1.71
2014-12-18
4
M
0
20000
0
D
2015-08-03
Common Stock
20000
0
D
The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $10.30 to $10.39, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer or the Staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within such range.
This option is fully vested.
/s/ Jeffrey A. Munsie, attorney-in-fact
2014-12-22