IRON MOUNTAIN INC — Director's Dealing 2011

Nov 9, 2011

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: IRON MOUNTAIN INC (IRM)
CIK: 0001020569
Period of Report: 2011-11-07

Reporting Person: RYAN VINCENT J (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2011-11-07	Common Stock, par value, $.01 per share	G	124615	—	Disposed	5565	Indirect
2011-11-07	Common Stock, par value, $.01 per share	G	102355	—	Acquired	102355	Indirect

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock, par value, $.01 per share	26611	Direct
Common Stock, par value, $.01 per share	6406011	Indirect
Common Stock, par value, $.01 per share	9234256	Indirect

Footnotes

F1: On October 29, 2011, the Carla E. Meyer Three-Year Retained Annuity Trust, dated October 29, 2008 (the "Meyer GRAT"), matured, and on November 7, 2011, 124,615 shares of common stock of Iron Mountain Incorporated were transferred by the Meyer GRAT to the Carla E. Meyer Revocable Trust, dated December 7, 2001 (the "Meyer Trust"), and to certain of the reporting person's children. The remaining 5,565 shares of common stock continue to be held by the Meyer GRAT and reported in this Form 4 as indirectly owned by the reporting person.

F2: Transfer of 102,355 shares by the Meyer GRAT upon its maturation to the Carla E. Meyer Revocable Trust, dated December 7, 2001.

F3: Shares held in the Vincent J. Ryan Revocable Trust, dated December 24, 1987.

F4: Shares held by Schooner Capital Corporation.