DEBORAH MARSON - 08 Mar 2023 Form 4 Insider Report for IRON MOUNTAIN INC (IRM)

Role: EVP, General Counsel, Sec.
Signature: /s/ Elizabeth Tammaro, under Power of Attorney dated December 7, 2016, from Deborah Marson
Issuer symbol: IRM
Transactions as of: 08 Mar 2023
Net transactions value: -$60,435
Form type: 4
Filing time: 09 Mar 2023, 20:45:03 UTC
Previous filing: 02 Mar 2023
Next filing: 13 Apr 2023
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	Sale	$60,435	-1,125	-1.8%	$53.72	63,151	08 Mar 2023	Direct	F1

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

Explanation of Responses:

Id	Content
F1	This transaction was effected pursuant to a 10b5-1 trading plan which was approved and became effective as of May 11, 2022.