Insmed to Host Fourth Quarter and Year-end 2016 Financial Results Conference Call on Thursday, February 23, 2017

Insmed Incorporated (Nasdaq:INSM), a global biopharmaceutical company focused on the unmet needs of patients with rare diseases, today announced that it will release its fourth quarter and year-end financial results on Thursday, February 23, 2017.

Will Lewis, president and chief executive officer, and Andy Drechsler, chief financial officer, will host a conference call for investors beginning at 8:30 a.m. ET on Thursday, February 23, 2017 to discuss the financial results and provide a business update.

Shareholders and other interested parties may participate in the conference call by dialing [phone] (domestic) or [phone] (international) and referencing conference ID number 62287854. The call will also be webcast live on the internet on the company's website at www.insmed.com.

A replay of the conference call will be accessible approximately two hours after its completion through March 9, 2017 by dialing [phone] (domestic) or [phone] (international) and referencing conference ID number 62287854. A webcast of the call will also be archived for 90 days under the Investor Relations section of the company's website at www.insmed.com.

About Insmed

Insmed Incorporated is a global biopharmaceutical company focused on the unmet needs of patients with rare diseases. The company is advancing a global phase 3 clinical study of ARIKAYCE (liposomal amikacin for inhalation) in nontuberculous mycobacteria (NTM) lung disease, a rare and often chronic infection that is capable of causing irreversible lung damage and can be fatal. There are currently no approved products indicated for the treatment of NTM lung disease in the United States or European Union (EU). Insmed's earlier-stage clinical pipeline includes INS1007, a novel oral reversible inhibitor of DPP1 with therapeutic potential in non-CF bronchiectasis, and INS1009, an inhaled nanoparticle formulation of a treprostinil prodrug that may offer a differentiated product profile for rare pulmonary disorders. For more information, visit www.insmed.com.

"Insmed" and "ARIKAYCE" are the company's trademarks. All other trademarks, trade names or service marks appearing in this press release are the property of their respective owners.

Investor Contact:

Laura Perry
Argot Partners
646.439.0410
[e-mail]