Insmed Inc (INSM)

[ED20332]

Insmed to Announce 2005 Fourth Quarter and Year End Financial Results; Thursday, March 2
via COMTEX

February 23, 2006

RICHMOND, Va., Feb 23, 2006 (BUSINESS WIRE) --

Insmed (NASDAQ:INSM) announced today that it will release 2005 fourth quarter and year end financial results Thursday, March 2, after market close.

The Company will host a conference call on Thursday, March 2 at 4:30 p.m. Eastern Time to discuss operating results for the 2005 fiscal year, and provide a business update.

Interested investors can listen to the call over the internet from Insmed's investor relations website at www.insmed.com or by dialing 800-289-0529 (domestic) or 913-981-5523 (international).

A telephonic replay of the call will be available for one week at 888-203-1112 (domestic) or 719-457-0820 (international), passcode: 4436753. A web replay of the call will be available through the corporate website beginning at 6:00 p.m.

About Insmed Incorporated

Insmed Incorporated is a biopharmaceutical company focused on the development and commercialization of drug candidates for the treatment of metabolic diseases and endocrine disorders with unmet medical needs. For further information about Insmed please visit the company's corporate website at www.insmed.com.