IRON MOUNTAIN INC — Director's Dealing 2013

Jan 10, 2013

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: IRON MOUNTAIN INC (IRM)
CIK: 0001020569
Period of Report: 2013-01-08

Reporting Person: RYAN VINCENT J (Director)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2013-01-08	Phantom Stock	$	A	649.235	Acquired		Common Stock (649.235)	Direct
2013-01-08	Phantom Stock	$	A	0.525	Acquired		Common Stock (0.525)	Direct

Footnotes

F1: Pursuant to Mr. Ryan's election to participate in the Iron Mountain Incorporated Directors Deferred Compensation Plan, the shares of phantom stock become payable in shares of common stock following Mr. Ryan's disability or cessation of service as a director. Each share of phantom stock is the economic equivalent of one share of common stock.

F2: Includes 0.412 shares of phantom stock owned by the Reporting Person and not previously reported as a result of an administrative error just corrected by New York Life Investment Management LLC, the record-keeper for the Iron Mountain Incorporated Directors Deferred Compensation Plan.