How much did Iron Mountain's capex change year over year?

+26.8% from fiscal 2024 to fiscal 2025 ($1.79B → $2.27B).

What is the most Iron Mountain has spent on capex in a single reported period?

$675M, in the period ending 2025-03-31.

← Capex Tracker

Iron Mountain IRM

71 reported periods · 2008–2026 · sourced from SEC XBRL filings

Latest FY capex

$2.27B

Revenue FY

$6.90B

Capex / Revenue

33%

Highest period

$675M

2025-03-31

Key facts

Iron Mountain reported capital expenditure of $2.27B for fiscal 2025, +26.8% versus $1.79B in fiscal 2024.

Capex equals 33% of fiscal-year revenue ($6.90B).

The highest single reported period was $675M (period ending 2025-03-31).

The latest reported period, 6 months to 2026-06-30, shows $1.11B; the dataset covers 71 reported periods (2008–2026), all from SEC XBRL filings.

Every capital-expenditure figure Iron Mountain has reported to the SEC, unedited. Capex is the XBRL concept PaymentsToAcquirePropertyPlantAndEquipment; a capex/revenue ratio above 100% means the company is investing more than it earns to secure capacity. Each row links to the filing it came from.

Download this company's CSV ↓SEC filings ↗Iron Mountain news & filings →

BY FISCAL YEAR

Fiscal year	Capex	YoY	Period end
FY2025	$2.27B	+27%	2025-12-31
FY2024	$1.79B	+34%	2024-12-31
FY2023	$1.34B	+53%	2023-12-31
FY2022	$875M	+43%	2022-12-31
FY2021	$611M	+39%	2021-12-31
FY2020	$438M	-37%	2020-12-31
FY2019	$693M	+51%	2019-12-31
FY2018	$460M	+34%	2018-12-31
FY2017	$343M	+4%	2017-12-31
FY2016	$329M	+13%	2016-12-31
FY2015	$290M	-20%	2015-12-31
FY2014	$362M	+26%	2014-12-31
FY2013	$287M	+19%	2013-12-31
FY2012	$241M	+15%	2012-12-31
FY2011	$209M	-25%	2011-12-31
FY2010	$278M	-11%	2010-12-31
FY2009	$313M	-19%	2009-12-31
FY2008	$387M	—	2008-12-31

ALL REPORTED PERIODS (71)

Period end	Period	Capex	Form
2026-06-30	FY2026 6 mo. cumulative	$1.11B	10-Q
2026-03-31	FY2026 Q1	$518M	10-Q
2025-12-31	FY2025 FY	$2.27B	10-K
2025-09-30	FY2025 9 mo. cumulative	$1.76B	10-Q
2025-06-30	FY2025 6 mo. cumulative	$1.23B	10-Q
2025-03-31	FY2025 Q1	$675M	10-Q
2024-12-31	FY2024 FY	$1.79B	10-K
2024-09-30	FY2024 9 mo. cumulative	$1.17B	10-Q
2024-06-30	FY2024 6 mo. cumulative	$778M	10-Q
2024-03-31	FY2024 Q1	$381M	10-Q
2023-12-31	FY2023 FY	$1.34B	10-K
2023-09-30	FY2023 9 mo. cumulative	$962M	10-Q
2023-06-30	FY2023 6 mo. cumulative	$601M	10-Q
2023-03-31	FY2023 Q1	$266M	10-Q
2022-12-31	FY2022 FY	$875M	10-K
2022-09-30	FY2022 9 mo. cumulative	$597M	10-Q
2022-06-30	FY2022 6 mo. cumulative	$330M	10-Q
2022-03-31	FY2022 Q1	$161M	10-Q
2021-12-31	FY2021 FY	$611M	10-K
2021-09-30	FY2021 9 mo. cumulative	$419M	10-Q
2021-06-30	FY2021 6 mo. cumulative	$296M	10-Q
2021-03-31	FY2021 Q1	$146M	10-Q
2020-12-31	FY2020 FY	$438M	10-K
2020-09-30	FY2020 9 mo. cumulative	$309M	10-Q
2020-06-30	FY2020 6 mo. cumulative	$200M	10-Q
2020-03-31	FY2020 Q1	$97M	10-Q
2019-12-31	FY2019 FY	$693M	10-K
2019-09-30	FY2019 9 mo. cumulative	$534M	10-Q
2019-06-30	FY2019 6 mo. cumulative	$367M	10-Q
2019-03-31	FY2019 Q1	$185M	10-Q
2018-12-31	FY2018 FY	$460M	10-K
2018-09-30	FY2018 9 mo. cumulative	$330M	10-Q
2018-06-30	FY2018 6 mo. cumulative	$218M	10-Q
2018-03-31	FY2018 Q1	$96M	10-Q
2017-12-31	FY2017 FY	$343M	10-K
2017-09-30	FY2017 9 mo. cumulative	$244M	10-Q
2017-06-30	FY2017 6 mo. cumulative	$165M	10-Q
2017-03-31	FY2017 Q1	$73M	10-Q
2016-12-31	FY2016 FY	$329M	10-K
2016-09-30	FY2016 9 mo. cumulative	$246M	10-Q
2016-06-30	FY2016 6 mo. cumulative	$164M	10-Q
2016-03-31	FY2016 Q1	$81M	10-Q
2015-12-31	FY2015 FY	$290M	10-K
2015-09-30	FY2015 9 mo. cumulative	$203M	10-Q
2015-06-30	FY2015 6 mo. cumulative	$139M	10-Q
2015-03-31	FY2015 Q1	$75M	10-Q
2014-12-31	FY2014 FY	$362M	10-K
2014-09-30	FY2014 9 mo. cumulative	$277M	10-Q
2014-06-30	FY2014 6 mo. cumulative	$189M	10-Q
2014-03-31	FY2014 Q1	$108M	10-Q
2013-12-31	FY2013 FY	$287M	10-K
2013-09-30	FY2013 9 mo. cumulative	$205M	10-Q
2013-06-30	FY2013 6 mo. cumulative	$158M	10-Q
2013-03-31	FY2013 Q1	$95M	10-Q
2012-12-31	FY2012 FY	$241M	10-K
2012-09-30	FY2012 9 mo. cumulative	$165M	10-Q
2012-06-30	FY2012 6 mo. cumulative	$107M	10-Q
2012-03-31	FY2012 Q1	$56M	10-Q
2011-12-31	FY2011 FY	$209M	10-K
2011-09-30	FY2011 9 mo. cumulative	$148M	10-Q
2011-06-30	FY2011 6 mo. cumulative	$99M	10-Q
2011-03-31	FY2011 Q1	$62M	10-Q
2010-12-31	FY2010 FY	$278M	10-K
2010-09-30	FY2010 9 mo. cumulative	$202M	10-Q
2010-06-30	FY2010 6 mo. cumulative	$138M	10-Q
2010-03-31	FY2010 Q1	$82M	10-Q
2009-12-31	FY2009 FY	$313M	10-K
2009-09-30	FY2009 9 mo. cumulative	$216M	10-Q
2009-06-30	FY2009 6 mo. cumulative	$134M	10-Q
2009-03-31	FY2009 Q1	$72M	10-Q
2008-12-31	FY2008 FY	$387M	10-K

Source: SEC XBRL company-concept API, concept PaymentsToAcquirePropertyPlantAndEquipment, CIK 1020569. See Methodology.