StockData
IRMNYSEReal Estate Investment TrustsFiscal year ends December 31

IRON MOUNTAIN INC

Financials through Q2 FY2026, quarter ended Jun 30, 2026Last filing: 10-Q on Aug 5, 2026
$111.55−0.96 (-0.85%)

Close on Oct 19, 2026

Market cap
$33.45B
P/E (TTM)
79.7
Dividend yield
2.89%

About Iron Mountain

Real Estate Investment Trusts, SIC 6798

Iron Mountain Incorporated provides comprehensive information management, digital transformation, information security, data center, and asset lifecycle management services. The company organizes its business into Global Records and Information Management, Global Data Center, and Corporate and Other segments. Its primary offerings include physical records management, data management for backup computer media, digital solutions via workflow tools and smart document processing, secure shredding, media archiving, consumer storage, and fine arts handling. Additionally, it offers enterprise-class and hyperscale data center operations alongside asset lifecycle management services encompassing data sanitization, decommissioning, refurbishment, and IT recycling. Iron Mountain serves enterprise clients across diverse market verticals—including commercial, legal, healthcare, financial, technology, insurance, energy, and life sciences—as well as hyperscale operators and government entities.

The company operates approximately 1,340 locations globally across 61 countries, serving more than 240,000 customers. Its physical infrastructure encompasses 31 data centers across 21 global markets, 34 asset lifecycle management facilities across 8 global markets, and over 98 million square feet of operated real estate. The provided text notes that Iron Mountain Incorporated was originally founded in an underground facility near Hudson, New York, but does not state its current headquarters location.

Summary of the business section of Iron Mountain's latest annual report, written by StockData.

Company profile

Company

Legal name
IRON MOUNTAIN INC
Founded
1951
Headquarters
Portsmouth, NH
Address
85 New Hampshire Avenue, Suite 150, Pease International Tradeport 03801
Phone
(617) 535-4781
Employees
11,700, Dec 31, 2025
Industry
Real Estate Investment Trusts
Incorporated in
Delaware
Fiscal year ends
December 31
Auditor
Deloitte & Touche LLP, Boston, Massachusetts

Stock & identifiers

Ticker
IRM
Exchange
NYSE
IPO date
Jul 2, 1997
Shares outstanding
298M, Jul 24, 2026
Public float
$29.80B, Jun 30, 2025
Filer category
Large accelerated filer
Stock splits
3-for-2, Jan 3, 2007; 3-for-2, Jul 1, 2004; 3-for-2, Jan 2, 2002; 3-for-2, Aug 3, 1998
SEC CIK
1020569
CUSIP
46284V101
ISIN
US46284V1017
LEI
SQL3F6CKNNBM3SQGHX24
EIN
23-2588479

Executives and directors

Officers and directors who filed ownership reports (Forms 3, 4, 5) in the last two years

NamePositionShares owned
William L. MeaneyPresident and CEO, Director295,650
Greg W. McIntoshEVP, Chief Commercial Officer75,634
Mark KiddEVP, GM Data Centers & ALM95,507
Daniel BorgesSVP & Chief Accounting Officer0
Mithu BhargavaEVP, GM Digital Business Unit16,054
Michelle Vervais AltamuraEVP, General Counsel, Sec.7,012
Barry HytinenEVP and CFO326,623
Jemma JohnsEVP, CHRO965
Edward Baker-GreeneEVP, CHRO6,859
Doyle SimonsDirector1,892
Theodore R. Samuels IIDirector21,059
Walter C. RakowichDirector25,000
Pamela M. ArwayDirector40,196
June Yee FelixDirector4,883
Robin MatlockDirector30,451
Kent P. DautenDirector1,209,573
Christie B. KellyDirector3,211
Monte E. FordDirector31,817
Jennifer AllertonDirector13,433
Clark H. BaileyDirector254,864

CEO pay and shareholder return

Pay versus performance table from the proxy statement

Fiscal yearCEO total payCEO pay actually paidOther executives (avg)Value of $100 investedPeer group
FY2025
William L. Meaney
$17.05M$21.94M$5.72M$347$138
FY2024
William L. Meaney
$18.36M$118.48M$5.60M$425$134
FY2023
William L. Meaney
$14.90M$48.82M$4.01M$275$123
FY2022
William L. Meaney
$15.11M$14.45M$3.74M$188$108
FY2021
William L. Meaney
$17.05M$59.23M$3.56M$188$143
FY2020
William L. Meaney
$12.28M$13.76M$3.74M$101$92

“Actually paid” adjusts reported pay for changes in the value of equity awards. Shareholder return assumes $100 invested at the start of the measurement period, as disclosed by the company.

Employees

Headcount reported in annual reports

“As of December 31, 2025, we employed approximately 11,700 employees in the United States and approximately 17,700 employees outside of the United States.”

Corporate history

Events identified from SEC filings

DateEventDetails
Mar 19, 2018Acquisition / saleCompletion of acquisition or disposition of assets (8-K Item 2.01)
Jan 10, 2018Acquisition / saleCompletion of acquisition or disposition of assets (8-K Item 2.01)
May 9, 2016Acquisition / saleCompletion of acquisition or disposition of assets (8-K Item 2.01)
May 2, 2016Acquisition / saleCompletion of acquisition or disposition of assets (8-K Item 2.01)
Oct 14, 2015Merger voteDefinitive merger proxy statement
Jan 23, 2015DelistingNotice of delisting from exchange (Form 25)
Jan 23, 2015DeregistrationTermination of SEC registration (Form 15)
Dec 23, 2014Merger voteDefinitive merger proxy statement
Dec 9, 2013ListingRegistration of securities on an exchange (Form 8-A)
Jun 25, 2012DeregistrationTermination of SEC registration (Form 15)
Jun 15, 2012DelistingNotice of delisting from exchange (Form 25)
Jun 8, 2011Acquisition / saleCompletion of acquisition or disposition of assets (8-K Item 2.01)
Mar 24, 2011ListingRegistration of securities on an exchange (Form 8-A)
May 15, 2007MergerRegistration of securities for a merger or exchange offer (S-4)
Jan 28, 2003DeregistrationTermination of SEC registration (Form 15)
Jan 21, 2003DelistingNotice of delisting from exchange (Form 25)
Nov 24, 1999MergerRegistration of securities for a merger or exchange offer (S-4)
Feb 16, 1999Name changeName changed from PIERCE LEAHY CORP to IRON MOUNTAIN INC/PA
Jul 6, 1998MergerRegistration of securities for a merger or exchange offer (S-4)
Jul 2, 1997IPOInitial public offering priced (424B4 prospectus)
May 27, 1997ListingRegistration of securities on an exchange (Form 8-A)
Aug 12, 1996MergerRegistration of securities for a merger or exchange offer (S-4)