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: Tomovcsik John (EVP, G. Mgr., Rec. & Inf. Mgmt)

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)	$22.0356	A	834	Acquired	2017-03-01	Common Stock (834)	Direct
2014-09-26	Employee Stock Option (Right to Buy)	$22.0356	A	1460	Acquired	2019-03-01	Common Stock (1460)	Direct
2014-09-26	Employee Stock Option (Right to Buy)	$22.7855	A	1246	Acquired	2021-03-11	Common Stock (1246)	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.

F4: This stock option vests in substantially equal annual installments on March 2 of each year until 2017.