Merrimack Pharmaceuticals, Inc. (NASDAQ:MACK) Files An 8-K Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers
Item 5.02. Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.

2. The stockholders approved, on a non-binding advisory basis, the compensation of the Company’s named executive officers.

3. The stockholders ratified the selection of PricewaterhouseCoopers LLP as the Company’s independent registered public accounting firm for the fiscal year ending December31, 2017.

4. The stockholders approved an amendment to the Company’s certificate of incorporation to effect a reverse stock split of the Company’s issued and outstanding common stock at a ratio of one-for-ten and a proportionate reduction in the number of authorized shares of common stock, with such reverse stock split to be effected at such time and date, if at all, as determined by the Company’s board of directors in its sole discretion.

About Merrimack Pharmaceuticals, Inc. (NASDAQ:MACK)

Merrimack Pharmaceuticals, Inc. is a biopharmaceutical company. The Company is engaged in discovering, developing and commercializing medicines consisting of therapeutics paired with companion diagnostics for the treatment of cancer. Its therapeutic oncology candidates in clinical development include MM-398, MM-302, MM-121, MM-141 and MM-151. Its ONIVYDE (irinotecan liposome injection), also known as MM-398, is an encapsulation of the marketed chemotherapy drug irinotecan in a liposomal formulation. MM-302 is an antibody drug conjugated liposomal doxorubicin that targets the ErbB2 (HER2) receptor. MM-121 is a fully human monoclonal antibody that targets Erb-B2 Receptor Tyrosine Kinase 3 (ErbB3). MM-141 is a fully human tetravalent bispecific antibody designed to block tumor survival signals by targeting receptor complexes. MM-151 is an oligoclonal therapeutic designed to bind to non-overlapping epitopes of EGFR (ErbB1).