Item 7.01 Regulation FD Disclosure.

In December 2012, Insmed Incorporated updated the Company's Investor Presentation. Our Chief Executive Officer and President, Will Lewis will present some or all of the December 2012 Investor Presentation to various conferences and investors in the coming months. A copy of the presentation materials is furnished as Exhibit 99.1 hereto and is incorporated herein by reference.

Item 9.01 Financial Statements and Exhibits.

(d) Exhibits

Exhibit No. Description

99.1 December 2012 Investor Presentation

---