IRON MOUNTAIN INC — Director's Dealing 2021

Mar 3, 2021

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: IRON MOUNTAIN INC (IRM)
CIK: 0001020569
Period of Report: 2021-03-01

Reporting Person: Meaney William L (Director, President and CEO)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2021-03-01	Employee Stock Option (Right to Buy)	$34.713	A	429618	Acquired	2031-03-01	Common Stock (429618.0)	Direct
2021-03-01	Restricted Stock Units	$	A	79902	Acquired		Common Stock (79902.0)	Direct

Footnotes

F1: This stock option becomes exercisable in three substantially equal annual installments beginning on the first anniversary of the grant date.

F2: Each restricted stock unit ("RSU") represents a contingent right to receive one share of Common Stock.

F3: The RSUs vest in three substantially equal annual installments beginning on the first anniversary of the grant date.