IRON MOUNTAIN INC — Director's Dealing 2019

Mar 13, 2019

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: IRON MOUNTAIN INC (IRM)
CIK: 0001020569
Period of Report: 2019-03-11

Reporting Person: MARSON DEBORAH (EVP, General Counsel, Sec.)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2019-03-11	Common Stock, par value $.01 per share	M	903	—	Acquired	23378	Direct
2019-03-11	Common Stock, par value $.01 per share	F	265	$34.98	Disposed	23113	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2019-03-11	Restricted Stock Units	$	M	903	Disposed		Common Stock (903.0)	Direct

Footnotes

F1: This acquisition is reported to reflect the partial vesting of restricted stock units ("RSUs") previously granted to the Reporting Person on March 9, 2016.

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

F3: The RSUs, representing a contingent right to receive a total of 2,701 shares of Common Stock, were granted to the Reporting Person on March 9, 2016 and have vested in full.