H. Bailey - May 30, 2024 Form 4 Insider Report for IRON MOUNTAIN INC (IRM)

Role
Director
Signature
/s/ Keely Stewart, under Power of Attorney dated April 17, 2023, from Clarke H. Bailey
Stock symbol
IRM
Transactions as of
May 30, 2024
Transactions value $
$24
Form type
4
Date filed
6/3/2024, 05:23 PM
Previous filing
Apr 5, 2024
Next filing
Jul 8, 2024

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 Phantom Stock Award $23.90 +2.39K +2.78% $0.01* 88.2K May 30, 2024 Common Stock 2.39K Direct F1
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Pursuant to the Reporting Person's election to participate in the Iron Mountain Incorporated Directors Deferred Compensation Plan with respect to certain restricted stock units ("RSUs") received on May 30, 2024, which RSUs vest on the grant date, the shares of phantom stock (the "Phantom Shares") will become payable in shares of Iron Mountain Incorporated common stock ("Common Stock") following the Reporting Person's disability or cessation of service as a director. Each Phantom Share is the economic equivalent of one share of Common Stock