Kent P. Dauten - 15 Dec 2021 Form 4 Insider Report for IRON MOUNTAIN INC (IRM)

Role: Director
Signature: /s/ Elizabeth Tammaro, under Power of Attorney dated May 26, 2016, from Kent P. Dauten
Issuer symbol: IRM
Transactions as of: 15 Dec 2021
Net transactions value: $0
Form type: 4
Filing time: 03 Jan 2022, 19:57:02 UTC
Previous filing: 14 May 2021
Next filing: 13 May 2022
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	IRM	Common Stock, par value $.01 per share	Gift	$0	-500,000	-25%	$0.000000	1,520,417	15 Dec 2021	Direct	F1

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	The Reporting Person made a bona fide gift to a charitable organization.