IRM·46284V101·US·reit·Real Estate - REIT - Specialty-13D/G
IRM (IRON MTN INC DEL) is held by 285 institutional investors as of Q1 2026. Largest holders: BlackRock, Inc. ($3.4B), STATE STREET CORP ($1.8B), GEODE CAPITAL MANAGEMENT, LLC ($863.7M). Net institutional sentiment: Mixed.
See how IRM's score breaks down across 4 SEC sources
Data sourced from four SEC data sources: 13F, Form 4, 13D/13G, and STOCK Act. Not financial advice. Full disclaimer