IRM Ex Dividend Date

IRM Ex Dividend Date shows the ex-dividend date of Iron Mountain Incorporated along with dividend yield, payout ratio, and dividend history for IRM.

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Last update date: July 24, 2026

When is the IRM Ex Dividend Date?

The IRM Ex Dividend Date is on June 15, 2026.

Company Iron Mountain Incorporated
Stock Symbol IRM - NYSE
IRM Stock Price $128.36
IRM Ex-Dividend Date June 15, 2026
IRM Dividend Record Date June 15, 2026
IRM Dividend Declaration Date April 30, 2026
IRM Dividend Payout Date July 3, 2026
IRM Dividend Period Quarterly
IRM Dividend Payout $0.86 Per Share
IRM Annual Dividend $3.38 Per Share
IRM Dividend Payout Ratio 823.66%
IRM Dividend Yield 2.63%
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IRM Dividend History

IRM Ex Dividend Date Payout Date Period Dividend Change
06/15/2026 07/03/2026 Quarterly $0.86400
03/16/2026 04/03/2026 Quarterly $0.86400
12/15/2025 01/06/2026 Quarterly $0.86400
09/15/2025 10/03/2025 Quarterly $0.78500
06/16/2025 07/03/2025 Quarterly $0.78500
03/17/2025 04/04/2025 Quarterly $0.78500 +9.79%
12/16/2024 01/07/2025 Quarterly $0.71500
09/16/2024 10/03/2024 Quarterly $0.71500 +10.00%
06/17/2024 07/05/2024 Quarterly $0.65000 -17.20%
03/17/2024 04/04/2025 Quarterly $0.78500 +20.77%
03/14/2024 04/04/2024 Quarterly $0.65000
12/14/2023 01/04/2024 Quarterly $0.65000
09/14/2023 10/05/2023 Quarterly $0.65000 +5.01%
06/14/2023 07/06/2023 Quarterly $0.61900
03/14/2023 04/05/2023 Quarterly $0.61900
12/14/2022 01/05/2023 Quarterly $0.61900
09/14/2022 10/04/2022 Quarterly $0.61900
06/14/2022 07/06/2022 Quarterly $0.61900
03/14/2022 04/06/2022 Quarterly $0.61900
12/14/2021 01/06/2022 Quarterly $0.61900
09/14/2021 10/06/2021 Quarterly $0.61900
06/14/2021 07/06/2021 Quarterly $0.61900
03/12/2021 04/06/2021 Quarterly $0.61900
12/14/2020 01/06/2021 Quarterly $0.61900
09/14/2020 10/02/2020 Quarterly $0.61900
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06/12/2020 07/02/2020 Quarterly $0.61900
03/13/2020 04/06/2020 Quarterly $0.61900
12/13/2019 01/02/2020 Quarterly $0.61900 +1.31%
09/13/2019 10/02/2019 Quarterly $0.61100
06/14/2019 07/02/2019 Quarterly $0.61100
03/14/2019 04/02/2019 Quarterly $0.61100
12/14/2018 01/03/2019 Quarterly $0.61100 +3.91%
09/14/2018 10/02/2018 Quarterly $0.58800
06/14/2018 07/02/2018 Quarterly $0.58800
03/14/2018 04/02/2018 Quarterly $0.58800
12/14/2017 01/02/2018 Quarterly $0.58800 +6.91%
09/14/2017 10/02/2017 Quarterly $0.55000
06/13/2017 07/03/2017 Quarterly $0.55000
03/13/2017 04/03/2017 Quarterly $0.55000
12/13/2016 12/30/2016 Quarterly $0.55000 +13.40%
09/08/2016 09/30/2016 Quarterly $0.48500
06/02/2016 06/24/2016 Quarterly $0.48500
03/03/2016 03/21/2016 Quarterly $0.48500
11/27/2015 12/15/2015 Quarterly $0.48500 +2.11%
09/09/2015 09/30/2015 Quarterly $0.47500
06/10/2015 06/26/2015 Quarterly $0.47500
03/04/2015 03/20/2015 Other $0.47500
12/03/2014 12/22/2014 Quarterly $0.47500 +86.27%
11/25/2014 12/15/2014 Other $0.25500 -61.88%
09/26/2014 11/04/2014 Other $0.66900 +52.39%
09/23/2014 10/15/2014 Quarterly $0.43900 +75.92%
06/23/2014 07/15/2014 Quarterly $0.24954
03/21/2014 04/15/2014 Quarterly $0.24954
12/24/2013 01/15/2014 Quarterly $0.24954
09/23/2013 10/15/2013 Quarterly $0.24954
06/21/2013 07/15/2013 Quarterly $0.24954
03/21/2013 04/15/2013 Quarterly $0.24954
12/21/2012 01/17/2013 Quarterly $0.24954 -93.37%
10/18/2012 11/21/2012 Other $3.76155
09/21/2012 10/15/2012 Quarterly $0.24954
06/20/2012 07/13/2012 Quarterly $0.24954 +8.00%
03/21/2012 04/13/2012 Quarterly $0.23105
12/21/2011 01/13/2012 Quarterly $0.23105
09/21/2011 10/14/2011 Quarterly $0.23105
06/22/2011 07/15/2011 Quarterly $0.23105 +32.98%
03/23/2011 04/15/2011 Quarterly $0.17375
12/22/2010 01/14/2011 Quarterly $0.17375 +198.39%
09/24/2010 10/15/2010 Quarterly $0.05823
06/23/2010 07/15/2010 Quarterly $0.05823
03/23/2010 04/15/2010 Annual $0.05823

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