IRON MOUNTAIN INC — Director's Dealing 2014

Nov 6, 2014

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: IRON MOUNTAIN INC (IRM)
CIK: 0001020569
Period of Report: 2014-11-04

Reporting Person: DAUTEN KENT P (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2014-11-04	Common Stock, par value $.01 per share	A	222831	—	Acquired	2416360	Direct

Footnotes

F1: This report reflects shares received by the Reporting Person as a result of the Reporting Person's receipt of his pro rata portion of a special distribution declared by the Board of Directors of the issuer on September 15, 2014 and paid on November 4, 2014 (the "Special Distribution").

F2: Includes 355 previously unreported shares (the "Shares") allocated on November 4, 2014 in connection with the Special Distribution. The Shares are issuable upon the settlement of restricted stock units ("RSUs") granted on May 29, 2014, which RSUs shall vest on the one year anniversary of the grant date (or, if earlier, the annual meeting of stockholders that is closest to the one year anniversary).