IRON MOUNTAIN INC — Director's Dealing 2014

Sep 17, 2014

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: IRON MOUNTAIN INC (IRM)
CIK: 0001020569
Period of Report: 2014-09-15

Reporting Person: Tsolakis Anastasios (EVP, CIO, Global Svcs Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2014-09-15	Common Stock, par value $.01 per share	A	8010	—	Acquired	41991	Direct
2014-09-15	Common Stock, par value $.01 per share	F	3640	$35.57	Disposed	38351	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2014-09-15	Restricted Stock Units	$	D	8010	Disposed		Common Stock (8010)	Direct

Footnotes

F1: This acquisition is reported to reflect the partial vesting of restricted stock units ("RSUs") previously granted to the Reporting Person on September 15, 2010.

F2: Each RSU represents a contingent right to receive one share of Common Stock.

F3: The RSUs, representing a contingent right to receive a total of 30,594 shares of Common Stock, were granted to the Reporting Person on September 15, 2010 and have vested in full in four substantially equal annual installments, the last of which was on September 15, 2014.