John Tomovcsik - Feb 21, 2023 Form 4 Insider Report for IRON MOUNTAIN INC (IRM)

Role
EVP, Chief Operating Officer
Signature
/s/ Elizabeth Tammaro, under Power of Attorney dated May 26, 2016, from John Tomovcsik
Stock symbol
IRM
Transactions as of
Feb 21, 2023
Transactions value $
-$65,364
Form type
4
Date filed
2/23/2023, 04:02 PM
Previous filing
Jun 15, 2022
Next filing
Feb 27, 2023

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 $0 +4.44K +7.85% $0.00 61K Feb 21, 2023 Direct F1
transaction IRM Common Stock, par value $.01 per share Tax liability -$65.4K -1.29K -2.12% $50.67 59.7K Feb 21, 2023 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 Restricted Stock Units Options Exercise $0 -4.44K -100% $0.00 0 Feb 21, 2023 Common Stock 4.44K Direct F2, F3

Explanation of Responses:

Id Content
F1 This acquisition is reported to reflect the partial vesting of restricted stock units ("RSUs") previously granted to the Reporting Person on February 19, 2020.
F2 Each RSU represents a contingent right to receive one share of Iron Mountain Incorporated common stock ("Common Stock").
F3 The RSUs, representing a contingent right to receive a total of 13,313 shares of Common Stock, were granted to the Reporting Person on February 19, 2020 and are fully vested.