Merrimack Announces Timing of First Quarter 2016 Investor Conference Call

CAMBRIDGE, Mass., April 20, 2016 /PRNewswire/ -- Merrimack Pharmaceuticals, Inc. (Nasdaq: MACK) today announced that the company will host its First Quarter 2016 Investor Conference Call and webcast at 4:30 p.m., Eastern time, on Monday, May 2.

The call will cover an update on Merrimack's progress as well as a summary of first quarter 2016 financials. A press release detailing the information to be discussed on the call will be issued the afternoon of Monday, May 2. Investors and the general public are invited to listen to the call by dialing (877) 564-1301 (domestic) or (224) 357-2394 (international) five minutes prior to the start of the call and providing the passcode 90717802.

A listen-only webcast of the call will be available in the Investors section of Merrimack's website, investors.merrimack.com, and a replay of the call will be archived there for six weeks.

About Merrimack

Merrimack is a fully integrated biopharmaceutical company that views cancer as a complex engineering challenge. Through systems biology, which brings together the fields of biology, computing and engineering, Merrimack aims to decrease uncertainty in drug development and clinical validation, and move discovery efforts beyond trial and error. Such an approach has the potential to make individualized treatment of patients a reality. Merrimack's first commercial product, ONIVYDE® (irinotecan liposome injection), was approved by the U.S. FDA on October 22, 2015.With four additional candidates in clinical studies, several in preclinical development and multiple biomarkers designed to support patient selection, Merrimack is building one of the most robust oncology pipelines in the industry. For more information, please visit Merrimack's website at www.merrimack.com or connect on Twitter at @MerrimackPharma.

Forward-Looking Statements

Any statements in this press release about future expectations, plans and prospects for Merrimack constitute forward-looking statements within the meaning of The Private Securities Litigation Reform Act of 1995, as amended. Actual results may differ materially from those indicated by such forward-looking statements. Merrimack anticipates that subsequent events and developments will cause its views to change. However, while Merrimack may elect to update these forward-looking statements at some point in the future, Merrimack specifically disclaims any obligation to do so.

CONTACT:

Investor Contact:Geoffrey M. Grande, CFA617-441-7602[email protected]

Dana Robie617-441-7408[email protected]

Media Contact:Marianne McMorrow774-776-1478[email protected]

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SOURCE Merrimack Pharmaceuticals, Inc.