IRON MOUNTAIN INC — Director's Dealing 2015

Apr 13, 2015

SEC Form 3 — Initial Statement of Beneficial Ownership

Issuer: IRON MOUNTAIN INC (IRM)
CIK: 0001020569
Period of Report: 2015-04-02

Reporting Person: Keddy Patrick J (Exec VP & GM, N. A. & W. Europ)

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock, par value $.01 per share	6563	Direct

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Performance Units	$		Common Stock (991)		Direct
Restricted Stock Units	$	2016-03-15	Common Stock (474)		Direct
Restricted Stock Units	$		Common Stock (2641)		Direct
Restricted Stock Units	$		Common Stock (2575)		Direct
Employee Stock Option (Right to Buy)	$24.0827	2021-11-29	Common Stock (42843)		Direct
Employee Stock Option (Right to Buy)	$24.8037	2024-02-13	Common Stock (7011)		Direct
Employee Stock Option (Right to Buy)	$38.83	2025-02-19	Common Stock (7133)		Direct

Footnotes

F1: The performance units ("PUs") will fully vest on March 15, 2016, subject to certain exceptions, if the Reporting Person is, as of that date, continuing to perform services for Iron Mountain Incorporated.

F2: Each PU represents a contingent right to receive one share of Iron Mountain Incorporated common stock ("Common Stock").

F3: Each restricted stock unit ("RSU") represents a contingent right to receive one share of Common Stock.

F4: The RSUs vest in two substantially equal installments on February 13, 2016 and Feburary 13, 2017.

F5: The RSUs were granted to the Reporting Person on February 19, 2015 and vest in three substantially equal annual installments beginning on the first anniversary of the grant date.

F6: This option is fully vested.

F7: This option has vested with respect to 2,344 shares. The remaining shares vest in two substantially equal installments beginning on February 13, 2016.

F8: This option vests in three substantially equal installments on February 19, 2016, February 19, 2017 and February 19, 2018.