IRON MOUNTAIN INC — Director's Dealing 2012

Oct 24, 2012

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: IRON MOUNTAIN INC (IRM)
CIK: 0001020569
Period of Report: 2012-10-22

Reporting Person: Duale Marc A (Pres., Iron Mountain Intl')

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2012-10-22	Common Stock, par value $.01 per share	M	154530	$24.267	Acquired	155548	Direct
2012-10-22	Common Stock, par value $.01 per share	S	154530	$33.671	Disposed	1018	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2012-10-22	Employee Stock Option (Right to Buy)	$24.267	M	103021	Disposed	2017-03-01	Common Stock (103021)	Direct
2012-10-22	Employee Stock Option (Right to Buy)	$24.267	M	51509	Disposed	2019-03-01	Common Stock (51509)	Direct

Footnotes

F1: The transactions reported on this Form 4 were effected pursuant to a 10b5-1 trading plan which was approved and became effective as of September 7, 2012.

F2: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $33.48 to $33.96, inclusive. The reporting person undertakes to provide to Iron Mountain Incorporated, any security holder of Iron Mountain Incorporated, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (2).

F3: This option is fully vested.