IRON MOUNTAIN INC — Director's Dealing 2014

Sep 30, 2014

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: IRON MOUNTAIN INC (IRM)
CIK: 0001020569
Period of Report: 2014-09-26

Reporting Person: Day Roderick (Chief Financial Officer)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2014-09-26	Employee Stock Option (Right to Buy)	$21.6504	A	85	Acquired	2018-09-11	Common Stock (85)	Direct
2014-09-26	Employee Stock Option (Right to Buy)	$22.9841	A	640	Acquired	2019-06-04	Common Stock (640)	Direct
2014-09-26	Employee Stock Option (Right to Buy)	$19.1089	A	1443	Acquired	2019-12-10	Common Stock (1443)	Direct
2014-09-26	Employee Stock Option (Right to Buy)	$19.8263	A	556	Acquired	2020-06-03	Common Stock (556)	Direct
2014-09-26	Employee Stock Option (Right to Buy)	$22.7855	A	116	Acquired	2021-03-11	Common Stock (116)	Direct
2014-09-26	Employee Stock Option (Right to Buy)	$24.8037	A	644	Acquired	2024-02-13	Common Stock (644)	Direct
2014-09-26	Employee Stock Option (Right to Buy)	$25.1215	A	2537	Acquired	2024-03-14	Common Stock (2537)	Direct

Footnotes

F1: This report reflects adjustments effective on September 26, 2014 approved by the Board of Directors of the issuer (the "Board") made in connection with a special distribution declared by the Board on September 15, 2014.

F2: This stock option is fully vested.

F3: This stock option vests in substantially equal annual installments on December 10 of each year until 2014.

F4: This stock option vests in substantially equal annual installments on June 3 of each year until 2015.

F5: This stock option vests in substantially equal annual installments on February 13 of each year until 2017.

F6: This stock option vests in substantially equal annual installments on March 14 of each year until 2017.