Compare · AMT vs IRM
AMT vs IRM
Side-by-side comparison of American Tower Corporation (REIT) (AMT) and Iron Mountain Incorporated (Delaware) (IRM): market cap, price performance, sector, and recent activity on the wire.
Summary
- Both AMT and IRM operate in Real Estate Investment Trusts (Real Estate), so they compete in similar markets.
- AMT is the larger of the two at $85.12B, about 2.3x IRM ($37.48B).
- Over the past year, AMT is down 18.9% and IRM is up 40.3% - IRM leads by 59.2 points.
- AMT has been more active in the news (10 items in the past 4 weeks vs 7 for IRM).
- AMT has more recent analyst coverage (25 ratings vs 9 for IRM).
- Company
- American Tower Corporation (REIT)
- Iron Mountain Incorporated (Delaware)
- Price
- $182.78+2.56%
- $125.95+10.01%
- Market cap
- $85.12B
- $37.48B
- 1M return
- +5.89%
- +23.24%
- 1Y return
- -18.88%
- +40.35%
- Industry
- Real Estate Investment Trusts
- Real Estate Investment Trusts
- Exchange
- NYSE
- NYSE
- IPO
- News (4w)
- 10
- 7
- Recent ratings
- 25
- 9
American Tower Corporation (REIT)
American Tower, one of the largest global REITs, is a leading independent owner, operator and developer of multitenant communications real estate with a portfolio of approximately 181,000 communications sites.
Iron Mountain Incorporated (Delaware)
Iron Mountain Incorporated (NYSE: IRM), founded in 1951, is the global leader for storage and information management services. Trusted by more than 225,000 organizations around the world, and with a real estate network of more than 90 million square feet across approximately 1,450 facilities in approximately 50 countries, Iron Mountain stores and protects billions of valued assets, including critical business information, highly sensitive data, and cultural and historical artifacts. Providing solutions that include secure records storage, information management, digital transformation, secure destruction, as well as data centers, cloud services and art storage and logistics, Iron Mountain helps customers lower cost and risk, comply with regulations, recover from disaster, and enable a more digital way of working.
Latest AMT
- EVP, Chief Admin Ofr, GC & Sec Dowling Ruth T sold $173,092 worth of shares (972 units at $178.08) as part of a pre-agreed trading plan, decreasing direct ownership by 3% to 29,461 units (SEC Form 4)
- SEC Form 3 filed by new insider Blanchett Paul
- SEC Form DEFA14A filed by American Tower Corporation (REIT)
- SEC Form 10-Q filed by American Tower Corporation (REIT)
- CoreSite Launches 100G Ethernet Virtual Circuits on Open Cloud Exchange® Interconnection Platform
- American Tower Corporation (REIT) filed SEC Form 8-K: Results of Operations and Financial Condition, Financial Statements and Exhibits
- American Tower Corporation Reports First Quarter 2026 Financial Results
- American Tower upgraded by Mizuho with a new price target
- SEC Form DEFA14A filed by American Tower Corporation (REIT)
- SEC Form DEF 14A filed by American Tower Corporation (REIT)
Latest IRM
- SEC Form 10-Q filed by Iron Mountain Incorporated (Delaware)
- Iron Mountain Incorporated (Delaware) filed SEC Form 8-K: Results of Operations and Financial Condition, Financial Statements and Exhibits
- Iron Mountain Reports First Quarter 2026 Results
- Iron Mountain Named 2026 Google Cloud Partner of the Year, Business Applications: Media & Entertainment
- Iron Mountain Schedules First Quarter 2026 Earnings Release and Conference Call
- SEC Form 4 filed by Simons Doyle
- SEC Form 4 filed by Samuels Theodore R. Ii
- SEC Form 4 filed by Meaney William L
- SEC Form 4 filed by Kidd Mark
- Amendment: SEC Form SCHEDULE 13G/A filed by Iron Mountain Incorporated (Delaware)