Iron Mountain Dividends
| Dividend/share amount | Ex-dividend Date | Payment Date | Dividend Yield | |
|---|---|---|---|---|
| Next Dividend | $0.864 | 9/15/26 | 10/2/26 |
0.75%
0.07%
|
| Last Dividend | $0.864 | 6/15/26 | 7/3/26 | 0.68% |
The next Iron Mountain dividend is expected in September, 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% |
| 6/15/26 | $0.864 | 0.68% | |
| 3/16/26 | $0.864 | 0.80% | |
| 2025 | $3.219 | 17.91% | 3.45% |
| 12/15/25 | $0.864 | 1.05% | |
| 9/15/25 | $0.785 | 0.79% | |
| 6/16/25 | $0.785 | 0.77% | |
| 3/17/25 | $0.785 | 0.88% | |
| 2024 | $2.73 | 7.57% | 2.76% |
| 12/16/24 | $0.715 | 0.64% | |
| 9/16/24 | $0.715 | 0.60% | |
| 6/17/24 | $0.65 | 0.74% | |
| 3/14/24 | $0.65 | 0.83% | |
| 2023 | $2.538 | 2.50% | 4.21% |
| 12/14/23 | $0.65 | 0.95% | |
| 9/14/23 | $0.65 | 1.02% | |
| 6/14/23 | $0.619 | 1.09% | |
| 3/14/23 | $0.619 | 1.18% | |
| 2022 | $2.476 | 0.00% | 4.84% |
| 12/14/22 | $0.619 | 1.13% | |
| 9/14/22 | $0.619 | 1.14% | |
| 6/14/22 | $0.619 | 1.31% | |
| 3/14/22 | $0.619 | 1.29% | |
| 2021 | $2.476 | 0.00% | 5.61% |
| 12/14/21 | $0.619 | 1.28% | |
| 9/14/21 | $0.619 | 1.36% | |
| 6/14/21 | $0.619 | 1.35% | |
| 3/12/21 | $0.619 | 1.68% | |
| 2020 | $2.476 | 0.98% | 8.61% |
| 12/14/20 | $0.619 | 2.11% | |
| 9/14/20 | $0.619 | 2.14% | |
| 6/12/20 | $0.619 | 2.23% | |
| 3/13/20 | $0.619 | 2.14% | |
| 2019 | $2.452 | 3.24% | 7.51% |
| 12/13/19 | $0.619 | 1.96% | |
| 9/13/19 | $0.611 | 1.88% | |
| 6/14/19 | $0.611 | 1.93% | |
| 3/14/19 | $0.611 | 1.76% | |
| 2018 | $2.375 | 6.12% | 6.90% |
| 12/14/18 | $0.611 | 1.74% | |
| 9/14/18 | $0.588 | 1.65% | |
| 6/14/18 | $0.588 | 1.73% | |
| 3/14/18 | $0.588 | 1.78% | |
| 2017 | $2.238 | 11.62% | 6.16% |
| 12/14/17 | $0.588 | 1.55% | |
| 9/14/17 | $0.55 | 1.40% | |
| 6/13/17 | $0.55 | 1.61% | |
| 3/13/17 | $0.55 | 1.62% | |
| 2016 | $2.005 | 4.97% | 5.80% |
| 12/13/16 | $0.55 | 1.66% | |
| 9/8/16 | $0.485 | 1.27% | |
| 6/2/16 | $0.485 | 1.32% | |
| 3/3/16 | $0.485 | 1.61% | |
| 2015 | $1.91 | 18.27% | 6.14% |
| 11/27/15 | $0.485 | 1.73% | |
| 9/9/15 | $0.475 | 1.70% | |
| 6/10/15 | $0.475 | 1.49% | |
| 3/4/15 | $0.475 | 1.30% | |
| 2014 | $2.337078 | 134.14% | 7.28% |
| 12/3/14 | $0.475 | 1.27% | |
| 11/25/14 | $0.255 | 0.69% | |
| 9/26/14 | $0.669 | 2.10% | |
| 9/23/14 | $0.439002 | 1.35% | |
| 6/23/14 | $0.249538 | 0.89% | |
| 3/21/14 | $0.249538 | 0.98% | |
| 2013 | $0.998152 | 78.95% | 3.56% |
| 12/24/13 | $0.249538 | 0.88% | |
| 9/23/13 | $0.249538 | 0.95% | |
| 6/21/13 | $0.249538 | 1.01% | |
| 3/21/13 | $0.249538 | 0.76% | |
| 2012 | $4.741221 | 446.91% | 15.91% |
| 12/21/12 | $0.249538 | 0.86% | |
| 10/18/12 | $3.761553 | 12.05% | |
| 9/21/12 | $0.249538 | 0.80% | |
| 6/20/12 | $0.249538 | 0.82% | |
| 3/21/12 | $0.231054 | 0.86% | |
| 2011 | $0.866914 | 148.81% | 2.96% |
| 12/21/11 | $0.231054 | 0.82% | |
| 9/21/11 | $0.231054 | 0.78% | |
| 6/22/11 | $0.231054 | 0.76% | |
| 3/23/11 | $0.173752 | 0.61% | |
| 2010 | $0.34843 | 1.54% | |
| 12/22/10 | $0.173752 | 0.75% | |
| 9/24/10 | $0.058226 | 0.29% | |
| 6/23/10 | $0.058226 | 0.27% | |
| 3/23/10 | $0.058226 | 0.23% |
Iron Mountain Dividend Analysis
Iron Mountain FAQ
Holders of shares in Iron Mountain (IRM) will receive a dividend of $0.864 per share, with a yield of 0.75%.
Shareholders of Iron Mountain who maintain their shares until September 15, 2026 will receive $0.864 per share on October 2, 2026.
The latest dividend from Iron Mountain, a payment of $0.864 per share, was made on July 3, 2026 to shareholders with shares on June 15, 2026.
Iron Mountain has established its dividend payment schedule for March, June, September, and December 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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