IRON MOUNTAIN INC — Director's Dealing 2011

Mar 15, 2011

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: IRON MOUNTAIN INC (IRM)
CIK: 0001020569
Period of Report: 2011-03-11

Reporting Person: REESE C RICHARD (Director, Executive Chairman)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2011-03-11	Employee Stock Option (Right to Buy)	$28.105	A	68747	Acquired	2021-03-11	Common Stock (68747)	Direct

Footnotes

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