Quick answer
IRON MOUNTAIN INC (IRM) reported dividends of $3.22 per share for the fiscal year ended 2025-12-31, up 17.9% from $2.73 the year before, per its 10-K filings with the SEC.
Data as of 2025-12-31. Source: SEC EDGAR XBRL (10-K filings)
| Fiscal year | Dividends per share | Form | Filed |
|---|---|---|---|
| FY ending 2025-12-31 | $3.22 | 10-K | 2026-02-12 |
| FY ending 2024-12-31 | $2.73 | 10-K | 2026-02-12 |
| FY ending 2023-12-31 | $2.54 | 10-K | 2026-02-12 |
| FY ending 2022-12-31 | $2.47 | 10-K | 2025-02-14 |
| FY ending 2021-12-31 | $2.47 | 10-K | 2024-02-22 |
| FY ending 2020-12-31 | $2.47 | 10-K | 2023-02-23 |
| FY ending 2019-12-31 | $2.45 | 10-K | 2022-02-24 |
| FY ending 2018-12-31 | $2.38 | 10-K | 2021-02-24 |
| FY ending 2017-12-31 | $2.27 | 10-K | 2020-02-13 |
| FY ending 2016-12-31 | $2.0427 | 10-K | 2019-02-14 |
| FY ending 2015-12-31 | $1.91 | 10-K | 2018-02-16 |
| FY ending 2014-12-31 | $5.3713 | 10-K | 2017-02-23 |
| FY ending 2013-12-31 | $1.08 | 10-K | 2016-02-26 |
| FY ending 2012-12-31 | $5.12 | 10-K | 2015-02-27 |
| FY ending 2011-12-31 | $0.9375 | 10-K | 2014-02-28 |
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Last updated 2026-10-16. Data only, not financial or tax advice.