Iron Mountain balance sheet

At the end of fiscal 2025, Iron Mountain had total assets of $21.13bn and shareholders' equity of −$981m. It held $159m in cash against $16.54bn of debt.

Balance sheet

US$ billions unless shown otherwise. Fiscal years, plus the last twelve months (LTM) when newer.

Iron Mountain: balance sheet, annual
Fiscal year	2016Dec 2016	2017Dec 2017	2018Dec 2018	2019Dec 2019	2020Dec 2020	2021Dec 2021	2022Dec 2022	2023Dec 2023	2024Dec 2024	2025Dec 2025	LTMJun 2026
Cash and equivalents	0.2	0.9	0.2	0.2	0.2	0.3	0.1	0.2	0.2	0.2	0.2
Receivables	0.7	0.8	0.8	0.9	0.9	1.0	1.2	1.3	1.3	1.4	1.5
Inventory	—	—	—	—	—	0.0	0.0	—	—	—	—
Total current assets	1.1	2.0	1.2	1.2	1.3	1.4	1.5	1.7	1.7	1.9	2.1
Goodwill	3.9	4.1	4.4	4.5	4.6	4.5	4.9	5.0	5.1	5.3	5.3
Total assets	9.5	11.0	11.9	13.8	14.1	14.5	16.1	17.5	18.7	21.1	22.0
Accounts payable	0.2	0.3	0.3	0.3	0.4	0.4	0.5	0.5	0.7	0.7	0.9
Deferred revenue (current)	0.2	0.2	0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.4	0.4
Total current liabilities	1.0	1.3	1.5	1.9	2.0	2.0	1.9	2.2	3.1	2.6	2.9
Short-term debt	0.2	0.1	0.1	0.4	0.2	0.3	0.1	0.1	0.7	0.2	0.2
Long-term debt	6.1	6.9	8.0	8.3	8.5	9.0	10.5	11.8	13.0	16.2	17.1
Total debt	6.3	7.1	8.2	8.8	8.8	9.4	10.7	12.0	13.8	16.5	17.5
Shareholders' equity	1.9	2.3	1.9	1.5	1.1	0.9	0.6	0.2	−0.5	−1.0	−1.3
Shares outstanding	264m	283m	286m	287m	288m	290m	291m	292m	294m	296m	298m

US$ billions unless shown otherwise. Fiscal quarters.

Iron Mountain: balance sheet, quarterly
Quarter	2024 Q3Sept 2024	2024 Q4Dec 2024	2025 Q1Mar 2025	2025 Q2Jun 2025	2025 Q3Sept 2025	2025 Q4Dec 2025	2026 Q1Mar 2026	2026 Q2Jun 2026
Receivables	1.2	1.3	1.3	1.4	1.4	1.4	1.4	1.5
Total current assets	1.7	1.7	1.8	1.9	1.9	1.9	2.0	2.1
Goodwill	5.2	5.1	5.1	5.2	5.3	5.3	5.3	5.3
Total assets	18.5	18.7	19.4	20.2	20.6	21.1	21.5	22.0
Accounts payable	0.6	0.7	0.7	0.7	0.7	0.7	0.8	0.9
Deferred revenue (current)	0.3	0.3	0.3	0.3	0.3	0.4	0.4	0.4
Total current liabilities	2.3	3.1	2.8	3.0	2.9	2.6	2.7	2.9
Short-term debt	0.1	0.7	0.7	0.8	0.7	0.2	0.2	0.2
Long-term debt	13.2	13.0	14.2	14.8	15.5	16.2	16.9	17.1
Total debt	13.4	13.7	14.9	15.6	16.2	16.4	17.1	17.3
Shareholders' equity	−0.3	−0.5	−0.7	−0.8	−0.9	−1.0	−1.2	−1.3
Shares outstanding	293m	294m	295m	295m	296m	296m	297m	298m

Balances at each fiscal year end (quarter end in the quarterly view). Total debt is short- plus long-term borrowings, including lease debt where the company reports it within debt. Where assets do not equal liabilities plus shareholders' equity, the difference (non-controlling interests, redeemable preferred shares) is shown on its own line.

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Figures from Iron Mountain's SEC filings (10-K and 10-Q), retrieved October 20, 2026. How we read and check them: methodology and data sources. Not investment advice. Back to Iron Mountain.