IRON MOUNTAIN INC — Director's Dealing 2014

Jun 6, 2014

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: IRON MOUNTAIN INC (IRM)
CIK: 0001020569
Period of Report: 2014-06-04

Reporting Person: Drapeau Anne S (EVP, Strategy and Talent)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2014-06-04	Common Stock, par value $.01 per share	A	8678	—	Acquired	26827	Direct
2014-06-04	Common Stock, par value $.01 per share	F	2824	$30.83	Disposed	24003	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2014-06-04	Restricted Stock Units	$	D	8678	Disposed		Common Stock (8678)	Direct

Footnotes

F1: This acquisition is reported to reflect the partial vesting of restricted stock units ("RSUs") previously granted to the Reporting Person on June 4, 2010.

F2: Each RSU represents a contingent right to receive one share of Iron Mountain Incorporated common stock ("Common Stock").

F3: The RSUs, representing a contingent right to receive a total of 33,146 shares of Common Stock, were granted to the Reporting Person on June 4, 2010 and have vested in full in four substantially equal annual installments, the last of which was on June 4, 2014.