IRON MOUNTAIN INC (IRM) Shareholder Equity
- 2026-06-30: Preferred Stock, Value, IssuedUSD $0.00; Common Stock, Value, IssuedUSD $2.98M; Additional Paid in Capital, Common StockUSD $4.82B; Accumulated Other Comprehensive Income (Loss), Net of TaxUSD $-415.28M.
- 2026-03-31: Preferred Stock, Value, IssuedUSD $0.00; Common Stock, Value, IssuedUSD $2.98M; Additional Paid in Capital, Common StockUSD $4.72B; Accumulated Other Comprehensive Income (Loss), Net of TaxUSD $-402.62M.
- 2025-12-31: Preferred Stock, Value, IssuedUSD $0.00; Common Stock, Value, IssuedUSD $2.96M; Additional Paid in Capital, Common StockUSD $4.79B; Accumulated Other Comprehensive Income (Loss), Net of TaxUSD $-369.01M.
- 2025-09-30: Preferred Stock, Value, IssuedUSD $0.00; Common Stock, Value, IssuedUSD $2.96M; Additional Paid in Capital, Common StockUSD $4.73B; Accumulated Other Comprehensive Income (Loss), Net of TaxUSD $-378.62M.
IRON MOUNTAIN INC Shareholder Equity
Filed components and totals, with each concept and unit kept separate. Components can overlap; they are not added together. Missing disclosures remain (m). Original concept pages retain their detailed breakdowns and history.
| Period end | Preferred Stock, Value, Issued USD | Common Stock, Value, Issued USD | Additional Paid in Capital, Common Stock USD | Accumulated Other Comprehensive Income (Loss), Net of Tax USD | Stockholders' Equity Attributable to Parent USD | Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest USD | Retained Earnings (Accumulated Deficit) USD | Treasury Stock, Shares, Retired shares | Noncontrolling Interest, Increase from Subsidiary Equity Issuance USD | Noncontrolling Interest, Increase from Sale of Parent Equity Interest USD | Adjustments to Additional Paid in Capital, Income Tax Benefit from Share-based Compensation USD | Retained Earnings, Cumulative Effect of Change in Accounting Principle, Net of Tax (Deprecated 2011-01-31) USD |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026-06-30 | $0.00 | $2.98M | $4.82B | $-415.28M | $-1.28B | $-955.00M | (m) | (m) | (m) | (m) | (m) | (m) |
| 2026-03-31 | $0.00 | $2.98M | $4.72B | $-402.62M | $-1.22B | $-938.39M | (m) | (m) | (m) | (m) | (m) | (m) |
| 2025-12-31 | $0.00 | $2.96M | $4.79B | $-369.01M | $-981.01M | $-709.33M | (m) | (m) | (m) | (m) | (m) | (m) |
| 2025-09-30 | $0.00 | $2.96M | $4.73B | $-378.62M | $-881.96M | $-683.15M | (m) | (m) | (m) | (m) | (m) | (m) |
| 2025-06-30 | $0.00 | $2.95M | $4.68B | $-363.58M | $-767.44M | $-568.87M | (m) | (m) | (m) | (m) | (m) | (m) |
| 2025-03-31 | $0.00 | $2.95M | $4.61B | $-502.37M | $-698.52M | $-502.27M | (m) | (m) | (m) | (m) | (m) | (m) |
| 2024-12-31 | $0.00 | $2.94M | $4.65B | $-569.95M | $-503.12M | $-304.67M | (m) | (m) | (m) | (m) | (m) | (m) |
| 2024-09-30 | $0.00 | $2.93M | $4.60B | $-388.51M | $-259.01M | $-102.41M | (m) | (m) | (m) | (m) | (m) | (m) |
| 2024-06-30 | $0.00 | $2.93M | $4.56B | $-461.09M | $-132.87M | $-132.75M | (m) | (m) | (m) | (m) | (m) | (m) |
| 2024-03-31 | $0.00 | $2.93M | $4.52B | $-428.80M | $18.54M | $18.66M | (m) | (m) | (m) | (m) | (m) | (m) |
| 2023-12-31 | $0.00 | $2.92M | $4.53B | $-371.16M | $211.65M | $211.77M | (m) | (m) | (m) | (m) | (m) | (m) |
| 2023-09-30 | $0.00 | $2.92M | $4.51B | $-458.00M | $262.51M | $262.63M | (m) | (m) | (m) | (m) | (m) | (m) |
| 2023-06-30 | $0.00 | $2.92M | $4.49B | $-382.24M | $416.22M | $416.34M | (m) | (m) | (m) | (m) | (m) | (m) |
| 2023-03-31 | $0.00 | $2.92M | $4.46B | $-405.77M | $545.46M | $545.59M | (m) | (m) | (m) | (m) | (m) | (m) |
| 2022-12-31 | $0.00 | $2.91M | $4.47B | $-442.00M | $636.67M | $636.79M | (m) | (m) | (m) | (m) | (m) | (m) |
| 2022-09-30 | $0.00 | $2.91M | $4.45B | $-589.48M | $529.20M | $533.84M | (m) | (m) | (m) | (m) | (m) | (m) |
| 2022-06-30 | $0.00 | $2.91M | $4.43B | $-446.98M | $646.95M | $651.77M | (m) | (m) | (m) | (m) | (m) | (m) |
| 2022-03-31 | $0.00 | $2.91M | $4.41B | $-294.36M | $757.72M | $758.77M | (m) | (m) | (m) | (m) | (m) | (m) |
| 2021-12-31 | $0.00 | $2.90M | $4.41B | $-338.35M | $855.95M | $857.07M | (m) | (m) | (m) | (m) | (m) | (m) |
| 2021-09-30 | $0.00 | $2.90M | $4.41B | $-334.45M | $973.88M | $975.15M | (m) | (m) | (m) | (m) | (m) | (m) |
| 2021-06-30 | $0.00 | $2.90M | $4.39B | $-258.65M | $1.15B | $1.15B | (m) | (m) | (m) | (m) | (m) | (m) |
| 2021-03-31 | $0.00 | $2.89M | $4.35B | $-306.91M | $959.71M | $959.71M | (m) | (m) | (m) | (m) | (m) | (m) |
| 2020-12-31 | $0.00 | $2.88M | $4.34B | $-255.89M | $1.14B | $1.14B | (m) | (m) | (m) | (m) | (m) | (m) |
| 2020-09-30 | $0.00 | $2.88M | $4.34B | $-383.18M | $937.36M | $937.25M | (m) | (m) | (m) | (m) | (m) | (m) |
| 2020-06-30 | $0.00 | $2.88M | $4.33B | $-427.52M | $1.02B | $1.02B | (m) | (m) | (m) | (m) | (m) | (m) |
| 2020-03-31 | $0.00 | $2.88M | $4.30B | $-493.25M | $1.12B | $1.12B | (m) | (m) | (m) | (m) | (m) | (m) |
| 2019-12-31 | $0.00 | $2.87M | $4.30B | $-262.58M | $1.46B | $1.46B | (m) | (m) | (m) | (m) | (m) | (m) |
| 2019-09-30 | $0.00 | $2.87M | $4.29B | $-346.20M | $1.51B | $1.51B | (m) | (m) | (m) | (m) | (m) | (m) |
| 2019-06-30 | $0.00 | $2.87M | $4.28B | $-261.82M | $1.66B | $1.66B | (m) | (m) | (m) | (m) | (m) | (m) |
| 2019-03-31 | $0.00 | $2.87M | $4.26B | $-250.96M | $1.76B | $1.74B | (m) | (m) | (m) | (m) | (m) | (m) |
| 2018-12-31 | $0.00 | $2.86M | $4.26B | $-265.66M | $1.86B | $1.86B | (m) | (m) | (m) | (m) | (m) | (m) |
| 2018-09-30 | $0.00 | $2.86M | $4.26B | $-228.26M | $1.94B | $1.92B | (m) | (m) | (m) | (m) | (m) | (m) |
| 2018-06-30 | $0.00 | $2.86M | $4.26B | $-207.45M | $2.06B | $2.04B | (m) | (m) | (m) | (m) | (m) | (m) |
| 2018-03-31 | $0.00 | $2.86M | $4.25B | $-74.08M | $2.26B | $2.24B | (m) | (m) | (m) | (m) | (m) | (m) |
| 2017-12-31 | $0.00 | $2.83M | $4.16B | $-103.99M | $2.30B | $2.29B | (m) | (m) | 12 month · $0.00 | (m) | (m) | (m) |
| 2017-09-30 | $0.00 | $2.67M | $3.60B | $-115.34M | $1.87B | $1.87B | (m) | (m) | 9 month · $0.00 | (m) | (m) | (m) |
| 2017-06-30 | $0.00 | $2.64M | $3.51B | $-153.59M | $1.86B | $1.86B | (m) | (m) | 6 month · $0.00 | (m) | (m) | (m) |
| 2017-03-31 | $0.00 | $2.64M | $3.49B | $-161.24M | $1.90B | $1.90B | (m) | (m) | 3 month · $0.00 | (m) | (m) | (m) |
| 2016-12-31 | $0.00 | $2.64M | $3.49B | $-212.57M | $1.94B | $1.94B | (m) | (m) | 12 month · $1.30M | (m) | (m) | (m) |
| 2016-09-30 | $0.00 | $2.63M | $3.51B | $-138.45M | $2.12B | $2.15B | (m) | (m) | 9 month · $1.30M | 9 month · $3.51M | 9 month · $91.00K | (m) |
| 2016-06-30 | $0.00 | $2.63M | $3.49B | $-149.29M | $2.22B | $2.25B | (m) | (m) | 6 month · $1.30M | 6 month · $3.51M | 6 month · $29.00K | (m) |
| 2016-03-31 | $0.00 | $2.12M | $1.63B | $-152.16M | $496.40M | $521.14M | (m) | (m) | 3 month · $1.30M | 3 month · $3.51M | 3 month · $-348.00K | (m) |
| 2015-12-31 | $0.00 | $2.11M | $1.62B | $-174.92M | $508.84M | $528.61M | (m) | (m) | 12 month · $7.59M | (m) | (m) | (m) |
| 2015-09-30 | $0.00 | $2.11M | $1.61B | $-163.69M | $607.20M | $619.78M | (m) | (m) | (m) | (m) | 9 month · $323.00K | (m) |
| 2015-06-30 | $0.00 | $2.11M | $1.60B | $-129.75M | $708.79M | $722.23M | (m) | (m) | (m) | (m) | 6 month · $260.00K | (m) |
| 2015-03-31 | $0.00 | $2.10M | $1.59B | $-131.08M | $742.86M | $756.50M | (m) | (m) | (m) | (m) | 3 month · $231.00K | (m) |
| 2014-12-31 | $0.00 | $2.10M | $1.59B | $-75.03M | $856.36M | $869.96M | (m) | (m) | 12 month · $1.80M | 12 month · $5.56M | 12 month · $-60.00K | (m) |
| 2014-09-30 | (m) | $1.94M | $1.02B | $-47.23M | $455.77M | $467.66M | (m) | (m) | (m) | 9 month · $5.56M | 9 month · $40.00K | (m) |
| 2014-06-30 | (m) | $1.93M | $1.01B | $-2.33M | $1.29B | $1.30B | $276.35M | (m) | (m) | (m) | 6 month · $-66.00K | (m) |
| 2014-03-31 | (m) | $1.92M | $984.59M | $-6.98M | $1.04B | $1.05B | $63.30M | (m) | (m) | (m) | 3 month · $185.00K | (m) |
| 2013-12-31 | (m) | $1.91M | $980.16M | $-8.66M | $1.04B | $1.05B | $67.82M | (m) | 12 month · $743.00K | 12 month · $743.00K | 12 month · $2.39M | (m) |
| 2013-09-30 | (m) | $1.91M | $982.44M | $-4.50M | $1.06B | $1.07B | $78.86M | (m) | 9 month · $743.00K | 9 month · $743.00K | 9 month · $2.50M | (m) |
| 2013-06-30 | (m) | $1.91M | $973.10M | $-21.70M | $1.08B | $1.09B | $126.96M | (m) | (m) | 6 month · $743.00K | 6 month · $2.39M | (m) |
| 2013-03-31 | (m) | $1.91M | $954.80M | $5.35M | $1.11B | $1.13B | $152.50M | (m) | (m) | 3 month · $464.00K | 3 month · $1.71M | (m) |
| 2012-12-31 | (m) | $1.90M | $942.20M | $20.31M | $1.15B | $1.16B | $185.56M | (m) | 12 month · $836.00K | 12 month · $836.00K | 12 month · $1.04M | (m) |
| 2012-09-30 | (m) | $1.72M | $354.08M | $18.27M | $1.29B | $1.30B | $913.14M | (m) | (m) | 9 month · $336.00K | 9 month · $309.00K | (m) |
| 2012-06-30 | (m) | $1.72M | $332.37M | $-1.28M | $1.24B | $1.25B | $906.81M | (m) | (m) | (m) | 6 month · $254.00K | (m) |
| 2012-03-31 | (m) | $1.71M | $317.49M | $25.29M | $1.26B | $1.27B | $915.13M | (m) | (m) | (m) | 3 month · $190.00K | (m) |
| 2011-12-31 | (m) | $1.72M | $343.60M | $-2.20M | $1.25B | $1.25B | $902.57M | (m) | (m) | 12 month · $215.00K | 12 month · $919.00K | (m) |
| 2011-09-30 | (m) | $1.87M | $774.82M | $5.55M | $1.71B | $1.70B | $924.09M | 3 month · 7.54M | (m) | (m) | 9 month · $578.00K | (m) |
| 2011-06-30 | (m) | $2.03M | $1.05B | $70.80M | $2.05B | $2.05B | $933.63M | (m) | (m) | (m) | 6 month · $57.00K | (m) |
| 2011-03-31 | (m) | $2.00M | $1.23B | $52.00M | $2.02B | $2.02B | $731.57M | (m) | (m) | (m) | 3 month · $1.02M | (m) |
| 2010-12-31 | (m) | $2.00M | $1.23B | $29.48M | $1.95B | $1.95B | $685.31M | (m) | (m) | (m) | 12 month · $2.25M | (m) |
| 2010-09-30 | (m) | $2.00M | $1.24B | $22.32M | $1.96B | $1.97B | $700.20M | (m) | (m) | (m) | 9 month · $1.91M | (m) |
| 2010-06-30 | $0.00 | $2.02M | $1.27B | $-23.96M | $2.11B | $2.12B | $866.51M | (m) | (m) | (m) | 6 month · $1.28M | 3 month · $0.00 |
| 2010-03-31 | $0.00 | $2.03M | $1.30B | $8.18M | $2.15B | $2.15B | $837.86M | (m) | (m) | (m) | 3 month · $613.00K | (m) |
| 2009-12-31 | $0.00 | $2.04M | $1.30B | $27.66M | $2.15B | $2.15B | $825.01M | (m) | (m) | (m) | 12 month · $5.53M | (m) |
| 2009-09-30 | (m) | (m) | (m) | (m) | (m) | $2.06B | (m) | (m) | (m) | (m) | 9 month · $5.28M | (m) |
| 2009-06-30 | (m) | (m) | (m) | (m) | (m) | $1.96B | (m) | (m) | (m) | (m) | 6 month · $2.48M | (m) |
| 2009-03-31 | (m) | (m) | (m) | (m) | (m) | $1.83B | (m) | (m) | (m) | (m) | 3 month · $545.00K | (m) |
| 2008-12-31 | (m) | (m) | (m) | (m) | (m) | $1.81B | (m) | (m) | (m) | (m) | 12 month · $5.11M | 12 month · $12.22M |
| 2008-01-02 | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) | $12.22M |
| 2007-12-31 | (m) | (m) | (m) | (m) | (m) | $1.82B | (m) | (m) | (m) | (m) | (m) | (m) |
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