Number of shares outstanding for Iron Mountain (IRM)

Number of shares outstanding as of May 2026 : 296,848,000

According to Iron Mountain's latest financial reports and stock price the company's current number of shares outstanding is 296,848,000. At the end of 2026 the company had 296,848,000 shares outstanding. The number of outstanding shares is usually impacted by stock plits and shares buy back.

Shares outstanding history for Iron Mountain from 2014 to 2026

Shares Outstanding at the end of each year

Year	Shares Outstanding	Change
2026	0.29 B	0.3%
2025	0.29 B	0.75%
2024	0.29 B	0.56%
2023	0.29 B	0.42%
2022	0.29 B	0.3%
2021	0.29 B	0.57%
2020	0.28 B	0.4%
2019	0.28 B	0.39%
2018	0.28 B	7.9%
2017	0.26 B	0.73%
2016	0.26 B	24.82%
2015	0.21 B	9.08%
2014	0.19 B

Shares Outstanding for similar companies or competitors

Company	Shares Outstanding	differencediff.	Country
Automatic Data Processing ADP	401,700,000	35.32%	🇺🇸 USA
Cintas CTAS	400,040,000	34.76%	🇺🇸 USA
Equifax EFX	120,000,000	-59.58%	🇺🇸 USA
Fiserv FISV	532,998,979	79.55%	🇺🇸 USA
Moody's MCO	176,800,000	-40.44%	🇺🇸 USA
Tradeweb TW	212,685,136	-28.35%	🇺🇸 USA
Pitney Bowes PBI	168,908,000	-43.10%	🇺🇸 USA
Dun & Bradstreet DNB	435,358,541	46.66%	🇺🇸 USA

What is the market capitalization of a company?

The market capitalization sometimes referred as Marketcap, is the value of a publicly listed company.
In most cases it can be easily calculated by multiplying the share price with the amount of outstanding shares.

DISCLAIMER

CompaniesMarketCap is not associated in any way with CoinMarketCap.com
Stock prices are delayed, the delay can range from a few minutes to several hours.
Company logos are from the CompaniesLogo.com logo database and belong to their respective copyright holders. Companies Marketcap displays them for editorial purposes only.

Contact

For inquiries or if you want to report a problem write to hello@8marketcap.com

Links

- Privacy policy

- Terms and conditions