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About Iron Mountain Inc. (IRM)

Iron Mountain Incorporated (NYSE: IRM) is trusted by more than 240,000 customers in 61 countries, including approximately 95% of the Fortune 1000, to help unlock value and intelligence from their assets through services that transcend the physical and digital worlds. Our broad range of solutions address their information management, digital transformation, information security, data center and asset lifecycle management needs. Our longstanding commitment to safety, security, sustainability and innovation in support of our customers underpins everything we do.

Ticker
IRM
Exchange
XNYS
Sector
Real Estate
Industry
REIT - Specialty

Company profile updated October 11, 2026.

Stored market snapshot

As of October 9, 2026. Daily closing data may differ from the live quote shown in the dashboard.

Stored daily close (USD)
$114.51
Company market capitalization (USD)
$34,089,949,002.12
Price / earnings (TTM)
78.46×

Research IRM

Compare the company’s price history and fundamentals in the dashboard. Explore disclosed trading and ownership activity in these research collections: