0001209191-18-010816.txt : 20180216 0001209191-18-010816.hdr.sgml : 20180216 20180216160957 ACCESSION NUMBER: 0001209191-18-010816 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20180215 FILED AS OF DATE: 20180216 DATE AS OF CHANGE: 20180216 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Peters Richard CENTRAL INDEX KEY: 0001697628 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-35409 FILM NUMBER: 18621272 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 doc4.xml FORM 4 SUBMISSION X0306 4 2018-02-15 0 0001274792 MERRIMACK PHARMACEUTICALS INC MACK 0001697628 Peters Richard C/O MERRIMACK PHARMACEUTICALS, INC. ONE KENDALL SQUARE, SUITE B7201 CAMBRIDGE MA 02139 1 1 0 0 President and CEO Stock Option (right to buy) 10.74 2018-02-15 4 A 0 225000 0.00 A 2028-02-14 Common Stock 225000 225000 D This option vests as to 1/12th of the total number of shares granted on 5/15/18 and an additional 1/12th of the total number of shares granted at the end of each successive three month period thereafter until 2/15/21. /s/ Brian J. Kickham, attorney-in-fact 2018-02-16