0001020569-23-000078.txt : 20230302 0001020569-23-000078.hdr.sgml : 20230302 20230302200138 ACCESSION NUMBER: 0001020569-23-000078 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20230301 FILED AS OF DATE: 20230302 DATE AS OF CHANGE: 20230302 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Baker-Greene Edward CENTRAL INDEX KEY: 0001645452 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-13045 FILM NUMBER: 23701240 MAIL ADDRESS: STREET 1: 601 MERRITT 7 CITY: NORWALK STATE: CT ZIP: 06851 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: IRON MOUNTAIN INC CENTRAL INDEX KEY: 0001020569 STANDARD INDUSTRIAL CLASSIFICATION: REAL ESTATE INVESTMENT TRUSTS [6798] IRS NUMBER: 232588479 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 85 NEW HAMPSHIRE AVENUE, SUITE 150 STREET 2: PEASE INTERNATIONAL TRADEPORT CITY: PORTSMOUTH STATE: NH ZIP: 03801 BUSINESS PHONE: 617-535-4781 MAIL ADDRESS: STREET 1: ONE FEDERAL STREET CITY: BOSTON STATE: MA ZIP: 02110 FORMER COMPANY: FORMER CONFORMED NAME: IRON MOUNTAIN INC/PA DATE OF NAME CHANGE: 20000201 FORMER COMPANY: FORMER CONFORMED NAME: PIERCE LEAHY CORP DATE OF NAME CHANGE: 19960807 4 1 wf-form4_167780527899134.xml FORM 4 X0306 4 2023-03-01 0 0001020569 IRON MOUNTAIN INC IRM 0001645452 Baker-Greene Edward C/O IRON MOUNTAIN INCORPORATED ONE FEDERAL STREET BOSTON MA 02110 0 1 0 0 EVP, CHRO Common Stock 2023-03-01 4 M 0 3671 0 A 12826 D Common Stock 2023-03-01 4 F 0 1618 52.58 D 11208 D Common Stock 2023-03-01 4 M 0 2013 0 A 13221 D Common Stock 2023-03-01 4 F 0 882 52.58 D 12339 D Restricted Stock Units 2023-03-01 4 M 0 3671 0 D Common Stock 3671.0 3671 D Restricted Stock Units 2023-03-01 4 M 0 2013 0 D Common Stock 2013.0 4026 D Restricted Stock Units 2023-03-01 4 A 0 5705 0 A Common Stock 5705.0 5705 D This acquisition is reported to reflect the partial vesting of restricted stock units ("RSUs") previously granted to the Reporting Person on March 1, 2021. This acquisition is reported to reflect the partial vesting of restricted stock units ("RSUs") previously granted to the Reporting Person on March 1, 2022. Each RSU represents a contingent right to receive one share of Iron Mountain Incorporated common stock ("Common Stock"). The RSUs, representing a contingent right to receive a total of 11,013 shares of Common Stock, were granted to the Reporting Person on March 1, 2021 and vest in three substantially equal annual installments beginning on the first anniversary of the grant date. The RSUs, representing a contingent right to receive a total of 6,039 shares of Common Stock, were granted to the Reporting Person on March 1, 2022 and vest in three substantially equal annual installments beginning on the first anniversary of the grant date. The RSUs vest in three substantially equal annual installments beginning on the first anniversary of the grant date. /s/ Elizabeth Tammaro, under Power of Attorney dated December 18, 2020, from Edward Greene 2023-03-02