William Meaney - 07 Mar 2022 Form 4 Insider Report for IRON MOUNTAIN INC (IRM)

Role: President and CEO, Director
Signature: /s/ Elizabeth Tammaro, under Power of Attorney dated May 26, 2016, from William Meaney
Issuer symbol: IRM
Transactions as of: 07 Mar 2022
Transactions value $: $0
Form type: 4
Filing time: 09 Mar 2022, 19:15:03 UTC
Previous filing: 03 Mar 2022
Next filing: 11 Mar 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	Options Exercise	$299,949	+10,002	+3.5%	$29.99	295,037	07 Mar 2022	Direct

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	IRM	Employee Stock Option (Right to Buy)	Options Exercise	-$299,949	-10,002	-100%	$29.99	0	07 Mar 2022	Common Stock	10,002	$29.99	Direct	F1

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

Explanation of Responses:

Id	Content
F1	This stock option, representing a right to purchase a total of 10,002 shares, is fully vested. The number of stock options granted includes previously reported adjustments effective on September 26, 2014 made in connection with the special distribution declared by the Board of Directors of the Company on September 15, 2014 and paid on November 4, 2014.