IRON MOUNTAIN INC — Director's Dealing 2013

Jan 9, 2013

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: IRON MOUNTAIN INC (IRM)
CIK: 0001020569
Period of Report: 2013-01-07

Reporting Person: Meaney William L (Director, President and CEO)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2013-01-07	Employee Stock Option (Right to Buy)	$33.025	A	261698	Acquired	2023-01-06	Common Stock (261698)	Direct
2013-01-07	Restricted Stock Units	$	A	63031	Acquired		Common Stock (63031)	Direct

Footnotes

F1: This stock option becomes exercisable in three equal annual installments beginning on the first anniversary of the date of grant.

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

F3: The RSUs vest 25% on the third anniversary of the grant date, 25% on the fourth anniversary of the grant date and 50% on the fifth anniversary of the grant date.