0001104659-15-061974.txt : 20150826 0001104659-15-061974.hdr.sgml : 20150826 20150826184917 ACCESSION NUMBER: 0001104659-15-061974 CONFORMED SUBMISSION TYPE: 4/A PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20150528 FILED AS OF DATE: 20150826 DATE AS OF CHANGE: 20150826 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: ONE FEDERAL STREET CITY: BOSTON STATE: MA ZIP: 02110 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 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: DAUTEN KENT P CENTRAL INDEX KEY: 0001049128 FILING VALUES: FORM TYPE: 4/A SEC ACT: 1934 Act SEC FILE NUMBER: 001-13045 FILM NUMBER: 151076895 MAIL ADDRESS: STREET 1: KEYSTONE CAPITAL INC STREET 2: 520 LAKE COOK ROAD SUITE 450 CITY: DEERFIELD STATE: IL ZIP: 60015 4/A 1 a4a.xml 4/A X0306 4/A 2015-05-28 2015-06-01 0 0001020569 IRON MOUNTAIN INC IRM 0001049128 DAUTEN KENT P C/O KEYSTONE CAPITAL, INC. 520 LAKE COOK ROAD, SUITE 650 DEERFIELD IL 60015 1 0 0 0 Common Stock, par value $.01 per share 2015-05-28 4 A 0 3673 0.01 A 2280918 D Consists of shares issuable upon the settlement of restricted stock units ("RSUs") granted on May 28, 2015. The RSUs vest on the grant date. This Amendment is being filed to correct the total shares of Iron Mountain Incorporated common stock beneficially owned by the Reporting Person reflected in column 5 of this Form 4. /s/ Garry B. Watzke, under Power of Attorney dated September 16, 2010, from Kent P. Dauten 2015-08-26