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: Cloutier Ernest W (EVP, Gen. Counsel, Secretary)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2014-09-26	Employee Stock Option (Right to Buy)	$24.8037	A	1934	Acquired	2024-02-13	Common Stock (1934)	Direct
2014-09-26	Employee Stock Option (Right to Buy)	$30.4266	A	10576	Acquired	2017-12-05	Common Stock (10576)	Direct
2014-09-26	Employee Stock Option (Right to Buy)	$30.4266	A	1510	Acquired	2017-12-06	Common Stock (1510)	Direct
2014-09-26	Employee Stock Option (Right to Buy)	$14.585	A	3396	Acquired	2019-03-05	Common Stock (3396)	Direct
2014-09-26	Employee Stock Option (Right to Buy)	$22.7855	A	1403	Acquired	2021-03-11	Common Stock (1403)	Direct
2014-09-26	Employee Stock Option (Right to Buy)	$26.1784	A	2025	Acquired	2021-06-09	Common Stock (2025)	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 vests in substantially equal annual installments on February 13 of each year until 2017.

F3: This stock option is fully vested.