0001179110-13-001994.txt : 20130206 0001179110-13-001994.hdr.sgml : 20130206 20130206121528 ACCESSION NUMBER: 0001179110-13-001994 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20130205 FILED AS OF DATE: 20130206 DATE AS OF CHANGE: 20130206 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Niyikiza Clet M. CENTRAL INDEX KEY: 0001531961 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-35409 FILM NUMBER: 13576875 MAIL ADDRESS: STREET 1: MERRIMACK PHARMACEUTICALS, INC. STREET 2: ONE KENDALL SQUARE, SUITE B7201 CITY: CAMBRIDGE STATE: MA ZIP: 02139 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 4 1 edgar.xml FORM 4 - X0306 4 2013-02-05 0 0001274792 MERRIMACK PHARMACEUTICALS INC MACK 0001531961 Niyikiza Clet M. C/O MERRIMACK PHARMACEUTICALS, INC. ONE KENDALL SQUARE, SUITE B7201 CAMBRIDGE MA 02139 0 1 0 0 EVP of Development Common Stock 2013-02-05 4 M 0 41507 2.12 A 141507 D Stock Option (right to buy) 2.12 2013-02-05 4 M 0 41507 0 D 2019-11-04 Common Stock 41507 58493 D This option is fully vested. /s/ Jeffrey A. Munsie, attorney-in-fact 2013-02-06