INSMED Inc — Director's Dealing 2014

Feb 4, 2014

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: INSMED INC (INSM)
CIK: 0001104506
Period of Report: 2014-01-31

Reporting Person: GUPTA RENU (Executive Vice President & CMO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2014-01-31	Common Stock	M	27900	—	Acquired	47407	Direct
2014-01-31	Common Stock	F	10393	$20.42	Disposed	37014	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2014-01-31	Restricted Stock Units	$0	M	27900	Disposed		Common Stock (27900)	Direct

Footnotes

F1: Each Restricted Stock Unit represents a contingent right to receive one share of Common Stock.

F2: Shares were withheld from the Reporting Person, in an exempt transaction under Rule 16b-3, solely to satisfy tax obligations arising from the vesting of the restricted stock described in this Form 4.

F3: The Restricted Stock Units vested as follows: one half on June 30, 2013 and one half on January 31, 2014.