 Insmed Incorporated Nasdaq: INSM announced today that it intends to offer and sell shares of its common stock in an underwritten public offering. In addition, Insmed intends to grant the underwriters a 30-day option to purchase up to an additional 15 of the shares of common stock offered in the public offering. All of the shares to be sold in the offering are to be sold by Insmed. The offering is subject to market and other conditions, and there can be no assurance as to whether or when the offering may be completed, or as to the actual size or terms of the offering. 