IRON MOUNTAIN INC — Director's Dealing 2012

Oct 22, 2012

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: IRON MOUNTAIN INC (IRM)
CIK: 0001020569
Period of Report: 2012-10-18

Reporting Person: DENINGER PAUL F (Director)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2012-10-18	Stock Option (Right to Buy)	$18.3741	A	1303	Acquired	2020-09-15	Common Stock (1303)	Direct

Footnotes

F1: This report reflects adjustments effective on October 18, 2012 approved by the Board of Directors of the issuer (the "Board") made in connection with a special dividend declared by the Board on October 11, 2012.

F2: This option is fully vested.