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Iron Mountain (IRM)

Shares Out (Basic)

297.74M

Quarterly · Period ending: Jun 30, 2026

IRM Shares Out (Basic)

Latest reported297.74Mperiod endingJun 30, 2026

Latest reported297.74Mperiod endingJun 30, 2026

IRM Quarterly Shares Out (Basic) (56.90M → 297.74M)

Quarterly shares out (basic)

High-resolution chart · PNG

IRM shares out (basic) history

Quarterly. Dates are reporting period ends; fiscal years can differ from calendar years.

Iron Mountain Shares Out (Basic) — Quarterly
Period ending	Shares Out (Basic)
Jun 30, 2001	187,822,125
Mar 31, 2001	187,066,125
Dec 31, 2000	185,827,500
Sep 30, 2000	185,041,125
Jun 30, 2000	184,137,031
Mar 31, 2000	161,807,625
Dec 31, 1999	161,807,625
Sep 30, 1999	62,905,799
Jun 30, 1999	59,621,018
Mar 31, 1999	63,325,541
Dec 31, 1998	59,621,018
Sep 30, 1998	62,007,144
Jun 30, 1998	91,728,388
Mar 31, 1998	91,728,388
Dec 31, 1997	91,728,388
Sep 30, 1997	59,294,017
Jun 30, 1997	59,846,810
Mar 31, 1997	57,757,445
Dec 31, 1996	56,900,000

Data is provided for informational purposes only and does not constitute investment advice. Past performance is not indicative of future results.