Annual Dividend (TTM)
$3.4560
Quarterly
Iron Mountain Incorporated
IRMNYSEReal EstateREIT - Specialty
$112.68Today:- (-)1Y +7.75%
As of Oct 15, 2026 close
- Market cap
- $33.79B
- P/E (TTM)
- 80.70
- Forward P/E
- 40.21
- Dividend yield
- 3.07%
- 52-week range
- $77.77$134.68
- Volume (live)
- -
- Avg. volume (3M)
- 1.43M
Iron Mountain Incorporated (IRM) Dividend History
Complete ex-dividend dates, payment schedules, dividend yields, CAGR growth rates, and payout ratios.
Project your income from IRM dividends in the Dividend Calculator
Dividend Yield
3.07%
Last ex-date: Sep 15, 2026
Payout Ratio (TTM)
200.00%
Percentage of earnings paid as dividends
Dividend Growth
12.57%
3 consecutive years
Iron Mountain Incorporated (IRM) Dividend Statistics & Metrics
Comprehensive dividend yields, CAGR growth rates, payout ratios, and payment frequency analysis
Payment Details
Dividend payment schedule and frequency details
FrequencyQuarterly
Last Payment$0.8640
Last Ex-DateSep 15, 2026
Last Payment DateOct 2, 2026
Growth Metrics
Dividend CAGR and consecutive years of growth
Consecutive Years3 years
TTM Growth (YoY)12.57%
3-Year CAGR9.17%
5-Year CAGR5.39%
10-Year CAGR5.36%
Historical Averages
Multi-year dividend averages and payout ratio
Payout Ratio (TTM)200.00%
5-Year Average$2.6871
10-Year Average$2.4981
First PaymentMar 23, 2010
IRM Historical Dividend Distribution Trend Chart
Visualize dividend payout amounts, distribution growth trends, income yield patterns, and stock splits over time
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Iron Mountain Incorporated (IRM) Dividend Payment History
Complete ex-dividend dates, record dates, payment dates, amounts, and frequency
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| Ex-Dividend Date | Record Date | Payment Date | Declaration Date | Amount | Frequency |
|---|---|---|---|---|---|
| Sep 15, 2026 | Sep 15, 2026 | Oct 2, 2026 | Aug 5, 2026 | $0.8640 | Quarterly |
| Jun 15, 2026 | Jun 15, 2026 | Jul 3, 2026 | Apr 30, 2026 | $0.8640 | Quarterly |
| Mar 16, 2026 | Mar 16, 2026 | Apr 3, 2026 | Feb 12, 2026 | $0.8640 | Quarterly |
| Dec 15, 2025 | Dec 15, 2025 | Jan 6, 2026 | Nov 5, 2025 | $0.8640 | Quarterly |
| Sep 15, 2025 | Sep 15, 2025 | Oct 3, 2025 | Aug 6, 2025 | $0.7850 | Quarterly |
| Jun 16, 2025 | Jun 16, 2025 | Jul 3, 2025 | May 1, 2025 | $0.7850 | Quarterly |
| Mar 17, 2025 | Mar 17, 2025 | Apr 4, 2025 | Feb 13, 2025 | $0.7850 | Quarterly |
| Dec 16, 2024 | Dec 16, 2024 | Jan 7, 2025 | Nov 6, 2024 | $0.7150 | Quarterly |
| Sep 16, 2024 | Sep 16, 2024 | Oct 3, 2024 | Aug 1, 2024 | $0.7150 | Quarterly |
| Jun 17, 2024 | Jun 17, 2024 | Jul 5, 2024 | May 2, 2024 | $0.6500 | Quarterly |
| Mar 14, 2024 | Mar 15, 2024 | Apr 4, 2024 | Feb 22, 2024 | $0.6500 | Quarterly |
| Dec 14, 2023 | Dec 15, 2023 | Jan 4, 2024 | Nov 2, 2023 | $0.6500 | Quarterly |
| Sep 14, 2023 | Sep 15, 2023 | Oct 5, 2023 | Aug 3, 2023 | $0.6500 | Quarterly |
| Jun 14, 2023 | Jun 15, 2023 | Jul 6, 2023 | May 4, 2023 | $0.6185 | Quarterly |
| Mar 14, 2023 | Mar 15, 2023 | Apr 5, 2023 | Feb 23, 2023 | $0.6185 | Quarterly |
| Dec 14, 2022 | Dec 15, 2022 | Jan 5, 2023 | Nov 3, 2022 | $0.6185 | Quarterly |
| Sep 14, 2022 | Sep 15, 2022 | Oct 4, 2022 | Aug 4, 2022 | $0.6185 | Quarterly |
| Jun 14, 2022 | Jun 15, 2022 | Jul 6, 2022 | Apr 28, 2022 | $0.6185 | Quarterly |
| Mar 14, 2022 | Mar 15, 2022 | Apr 6, 2022 | Feb 24, 2022 | $0.6185 | Quarterly |
| Dec 14, 2021 | Dec 15, 2021 | Jan 6, 2022 | Nov 4, 2021 | $0.6185 | Quarterly |
| Sep 14, 2021 | Sep 15, 2021 | Oct 6, 2021 | Aug 5, 2021 | $0.6190 | Quarterly |
| Jun 14, 2021 | Jun 15, 2021 | Jul 6, 2021 | May 6, 2021 | $0.6190 | Quarterly |
| Mar 12, 2021 | Mar 15, 2021 | Apr 6, 2021 | Feb 24, 2021 | $0.6190 | Quarterly |
| Dec 14, 2020 | - | Jan 6, 2021 | Nov 4, 2020 | $0.6190 | Quarterly |
| Sep 14, 2020 | - | Oct 2, 2020 | Aug 5, 2020 | $0.6190 | Quarterly |
| Jun 12, 2020 | - | Jul 2, 2020 | May 5, 2020 | $0.6190 | Quarterly |
| Mar 13, 2020 | - | Apr 6, 2020 | Feb 12, 2020 | $0.6190 | Quarterly |
| Dec 13, 2019 | - | Jan 2, 2020 | Oct 31, 2019 | $0.6190 | Quarterly |
| Sep 13, 2019 | - | Oct 2, 2019 | Jul 26, 2019 | $0.6110 | Quarterly |
| Jun 14, 2019 | - | Jul 2, 2019 | May 22, 2019 | $0.6110 | Quarterly |
| Mar 14, 2019 | - | Apr 2, 2019 | Feb 7, 2019 | $0.6110 | Quarterly |
| Dec 14, 2018 | - | Jan 3, 2019 | Oct 25, 2018 | $0.6110 | Quarterly |
| Sep 14, 2018 | - | Oct 2, 2018 | Jul 24, 2018 | $0.5880 | Quarterly |
| Jun 14, 2018 | - | Jul 2, 2018 | May 24, 2018 | $0.5880 | Quarterly |
| Mar 14, 2018 | - | Apr 2, 2018 | Feb 14, 2018 | $0.5880 | Quarterly |
| Dec 14, 2017 | - | Jan 2, 2018 | Oct 24, 2017 | $0.5880 | Quarterly |
| Sep 14, 2017 | - | Oct 2, 2017 | Jul 27, 2017 | $0.5500 | Quarterly |
| Jun 13, 2017 | - | Jul 3, 2017 | May 24, 2017 | $0.5500 | Quarterly |
| Mar 13, 2017 | - | Apr 3, 2017 | Feb 15, 2017 | $0.5500 | Quarterly |
| Dec 13, 2016 | - | Dec 30, 2016 | Oct 31, 2016 | $0.5500 | Quarterly |
| Sep 8, 2016 | - | Sep 30, 2016 | Jul 27, 2016 | $0.4850 | Quarterly |
| Jun 2, 2016 | - | Jun 24, 2016 | May 25, 2016 | $0.4850 | Quarterly |
| Mar 3, 2016 | - | Mar 21, 2016 | Feb 18, 2016 | $0.4850 | Quarterly |
| Nov 27, 2015 | - | Dec 15, 2015 | Oct 29, 2015 | $0.4850 | Quarterly |
| Sep 9, 2015 | - | Sep 30, 2015 | Aug 27, 2015 | $0.4750 | Quarterly |
| Jun 10, 2015 | - | Jun 26, 2015 | May 28, 2015 | $0.4750 | Quarterly |
| Mar 4, 2015 | - | Mar 20, 2015 | Feb 19, 2015 | $0.4750 | - |
| Dec 3, 2014 | - | Dec 22, 2014 | Nov 17, 2014 | $0.4750 | Quarterly |
| Nov 25, 2014 | - | Dec 15, 2014 | Nov 17, 2014 | $0.2550 | - |
| Sep 26, 2014 | - | Nov 4, 2014 | Sep 15, 2014 | $0.6690 | - |
| Sep 23, 2014 | - | Oct 15, 2014 | Sep 15, 2014 | $0.4390 | Quarterly |
| Jun 23, 2014 | - | Jul 15, 2014 | May 28, 2014 | $0.2495 | Quarterly |
| Mar 21, 2014 | - | Apr 15, 2014 | Mar 14, 2014 | $0.2495 | Quarterly |
| Dec 24, 2013 | - | Jan 15, 2014 | Dec 16, 2013 | $0.2495 | Quarterly |
| Dec 23, 2013 | - | Dec 23, 2013 | - | $0.2700 | - |
| Sep 23, 2013 | - | Oct 15, 2013 | Sep 11, 2013 | $0.2495 | Quarterly |
| Jun 21, 2013 | - | Jul 15, 2013 | Jun 6, 2013 | $0.2495 | Quarterly |
| Mar 21, 2013 | - | Apr 15, 2013 | Mar 14, 2013 | $0.2495 | Quarterly |
| Dec 21, 2012 | - | Jan 17, 2013 | Dec 14, 2012 | $0.2495 | Quarterly |
| Oct 18, 2012 | - | Nov 21, 2012 | Oct 11, 2012 | $3.7616 | - |
| Sep 21, 2012 | - | Oct 15, 2012 | Sep 6, 2012 | $0.2495 | Quarterly |
| Jun 20, 2012 | - | Jul 13, 2012 | Jun 6, 2012 | $0.2495 | Quarterly |
| Mar 21, 2012 | - | Apr 13, 2012 | Mar 9, 2012 | $0.2311 | Quarterly |
| Dec 21, 2011 | - | Jan 13, 2012 | Dec 5, 2011 | $0.2311 | Quarterly |
| Sep 21, 2011 | - | Oct 14, 2011 | Sep 12, 2011 | $0.2311 | Quarterly |
| Jun 22, 2011 | - | Jul 15, 2011 | Jun 14, 2011 | $0.2311 | Quarterly |
| Mar 23, 2011 | - | Apr 15, 2011 | Mar 16, 2011 | $0.1738 | Quarterly |
| Dec 22, 2010 | - | Jan 14, 2011 | Dec 14, 2010 | $0.1738 | Quarterly |
| Sep 24, 2010 | - | Oct 15, 2010 | Sep 16, 2010 | $0.0582 | Quarterly |
| Jun 23, 2010 | - | Jul 15, 2010 | Jun 7, 2010 | $0.0582 | Quarterly |
| Mar 23, 2010 | - | Apr 15, 2010 | Feb 26, 2010 | $0.0582 | Annual |
Source: Dividend declarations and payment records. Data as of Sep 15, 2026. Data sources and methodology
Frequently Asked Questions About Iron Mountain Incorporated Dividends
What is IRM's current dividend yield?
Iron Mountain Incorporated's dividend yield is 3.07% as of the Oct 15, 2026 close, calculated by dividing the annual dividend by the share price.
When is IRM's ex-dividend date?
The most recent ex-dividend date for IRM was September 15, 2026. Check the Dividend Payment History table for upcoming dates.
How often does IRM pay dividends?
Iron Mountain Incorporated pays dividends quarterly. View the complete payment history in the table above.
What is IRM's dividend payout ratio?
Iron Mountain Incorporated's trailing twelve-month (TTM) payout ratio is 200.00%, the share of earnings paid to shareholders as dividends.
What is IRM's dividend growth rate?
Iron Mountain Incorporated's dividend grew 12.57% over the past year, with 3 consecutive years of dividend growth.