INSMED Inc — Director's Dealing 2015

Feb 27, 2015

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: INSMED Inc (INSM)
CIK: 0001104506
Period of Report: 2015-02-26

Reporting Person: Lewis William (Director, President & CEO)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2015-02-26	Stock Option	$12.44	A	83334	Acquired	2023-05-23	Common Stock (83334)	Direct

Footnotes

F1: On May 23, 2013, the reporting person was granted an option to purchase 166,667 shares of common stock. The option vests in two nearly equal installments based upon the Issuer's satisfaction of two separate performance metrics. One such performance metric was met by the Issuer on February 26, 2015, resulting in vesting of the option as to 83,334 shares.