Iron Mountain Dividends
| Dividend/share amount | Ex-dividend Date | Payment Date | Dividend Yield | |
|---|---|---|---|---|
| Next Dividend | N/A | N/A | N/A | N/A |
| Last Dividend | $0.864 | 9/15/26 | 10/2/26 | 0.77% |
| Next Dividend | Calculator |
|---|---|
| Dividend/share amount | N/A |
| Ex-dividend Date | N/A |
| Payment Date | N/A |
| Dividend Yield | N/A |
| Last Dividend | |
|---|---|
| Dividend/share amount | $0.864 |
| Ex-dividend Date | 9/15/26 |
| Payment Date | 10/2/26 |
| Dividend Yield | 0.77% |
The next Iron Mountain dividend is expected soon, leave us your email to let you know.

Iron Mountain Dividend Calendar
| Event | Day |
|---|---|
| Last trading date | September 14, 2026 |
| Ex-date | September 15, 2026 |
| Record date | September 15, 2026 |
| Payable date | October 2, 2026 |
Iron Mountain dividend history
| Ex-Date | Amount | Variation | Div. Yield |
|---|---|---|---|
| 2026 | $1.728 | 46.32% | 1.48% |
| 3/16/26 | $0.864 | 0.80% | |
| 6/15/26 | $0.864 | 0.68% | |
| 9/15/26 | $0.864 | 0.77% | |
| 2025 | $3.219 | 17.91% | 3.45% |
| 3/17/25 | $0.785 | 0.88% | |
| 6/16/25 | $0.785 | 0.77% | |
| 9/15/25 | $0.785 | 0.79% | |
| 12/15/25 | $0.864 | 1.05% | |
| 2024 | $2.73 | 7.57% | 2.76% |
| 3/14/24 | $0.65 | 0.83% | |
| 6/17/24 | $0.65 | 0.74% | |
| 9/16/24 | $0.715 | 0.60% | |
| 12/16/24 | $0.715 | 0.64% | |
| 2023 | $2.538 | 2.50% | 4.21% |
| 3/14/23 | $0.6185 | 1.18% | |
| 6/14/23 | $0.6185 | 1.09% | |
| 9/14/23 | $0.65 | 1.02% | |
| 12/14/23 | $0.65 | 0.95% | |
| 2022 | $2.476 | 0.00% | 4.84% |
| 3/14/22 | $0.6185 | 1.29% | |
| 6/14/22 | $0.6185 | 1.31% | |
| 9/14/22 | $0.6185 | 1.14% | |
| 12/14/22 | $0.6185 | 1.13% | |
| 2021 | $2.476 | 0.00% | 5.61% |
| 3/12/21 | $0.619 | 1.68% | |
| 6/14/21 | $0.619 | 1.35% | |
| 9/14/21 | $0.619 | 1.36% | |
| 12/14/21 | $0.619 | 1.28% | |
| 2020 | $2.476 | 0.98% | 8.61% |
| 3/13/20 | $0.619 | 2.14% | |
| 6/12/20 | $0.619 | 2.23% | |
| 9/14/20 | $0.619 | 2.14% | |
| 12/14/20 | $0.619 | 2.11% | |
| 2019 | $2.452 | 3.24% | 7.51% |
| 3/14/19 | $0.611 | 1.76% | |
| 6/14/19 | $0.611 | 1.93% | |
| 9/13/19 | $0.611 | 1.88% | |
| 12/13/19 | $0.619 | 1.96% | |
| 2018 | $2.375 | 6.12% | 6.90% |
| 3/14/18 | $0.588 | 1.78% | |
| 6/14/18 | $0.588 | 1.73% | |
| 9/14/18 | $0.588 | 1.65% | |
| 12/14/18 | $0.611 | 1.74% | |
| 2017 | $2.238 | 11.62% | 6.16% |
| 3/13/17 | $0.55 | 1.62% | |
| 6/13/17 | $0.55 | 1.61% | |
| 9/14/17 | $0.55 | 1.40% | |
| 12/14/17 | $0.588 | 1.55% | |
| 2016 | $2.005 | 4.97% | 5.80% |
| 3/3/16 | $0.485 | 1.61% | |
| 6/2/16 | $0.485 | 1.32% | |
| 9/8/16 | $0.485 | 1.27% | |
| 12/13/16 | $0.55 | 1.66% | |
| 2015 | $1.91 | 18.27% | 6.14% |
| 3/4/15 | $0.475 | 1.30% | |
| 6/10/15 | $0.475 | 1.49% | |
| 9/9/15 | $0.475 | 1.70% | |
| 11/27/15 | $0.485 | 1.73% | |
| 2014 | $2.337078 | 134.14% | 7.28% |
| 3/21/14 | $0.249538 | 0.98% | |
| 6/23/14 | $0.249538 | 0.89% | |
| 9/23/14 | $0.439002 | 1.35% | |
| 9/26/14 | $0.669 | 2.10% | |
| 11/25/14 | $0.255 | 0.69% | |
| 12/3/14 | $0.475 | 1.27% | |
| 2013 | $0.998152 | 78.95% | 3.56% |
| 3/21/13 | $0.249538 | 0.76% | |
| 6/21/13 | $0.249538 | 1.01% | |
| 9/23/13 | $0.249538 | 0.95% | |
| 12/24/13 | $0.249538 | 0.88% | |
| 2012 | $4.741221 | 446.91% | 15.91% |
| 3/21/12 | $0.231054 | 0.86% | |
| 6/20/12 | $0.249538 | 0.82% | |
| 9/21/12 | $0.249538 | 0.80% | |
| 10/18/12 | $3.761553 | 12.05% | |
| 12/21/12 | $0.249538 | 0.86% | |
| 2011 | $0.866914 | 148.81% | 2.96% |
| 3/23/11 | $0.173752 | 0.61% | |
| 6/22/11 | $0.231054 | 0.76% | |
| 9/21/11 | $0.231054 | 0.78% | |
| 12/21/11 | $0.231054 | 0.82% | |
| 2010 | $0.34843 | 1.54% | |
| 3/23/10 | $0.058226 | 0.23% | |
| 6/23/10 | $0.058226 | 0.27% | |
| 9/24/10 | $0.058226 | 0.29% | |
| 12/22/10 | $0.173752 | 0.75% |
Iron Mountain Dividend Analysis
Iron Mountain FAQ
Iron Mountain has not announced its next dividend yet. Its most recent dividend was $0.864 per share.
Iron Mountain has not announced its next payment date yet. Its most recent dividend was paid on October 2, 2026 to shareholders who held the shares before September 15, 2026.
The most recent dividend from Iron Mountain was $0.864 per share, paid on October 2, 2026.
Iron Mountain has established its dividend payment schedule for December, September, June, and March of each year.
For the last year, Iron Mountain (IRM) had a dividend yield of 4.21%, with an average yield of 6.16% over the last 5 years and 6.31% over the past decade.
The payout ratio of Iron Mountain, being 402.70%, exceeds 100%, which indicates that it is not sustainable in the long term.
Currently, Iron Mountain is not increasing its dividends.
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