Iron Mountain Ratios and Metrics

Market cap in millions GBP. Fiscal year is January - December.

Millions GBP. Fiscal year is Jan - Dec.

Fiscal Year	Current	FY 2025	FY 2024	FY 2023	FY 2022	FY 2021
Period Ending	Mar '26 Mar 18, 2026	Dec '25 Dec 31, 2025	Dec '24 Dec 31, 2024	Dec '23 Dec 31, 2023	Dec '22 Dec 31, 2022	Dec '21 Dec 31, 2021
Market Cap	23,459	18,497	23,265	15,413	10,930	11,431
Market Cap Growth	12.52%	-20.49%	50.94%	41.02%	-4.39%	78.42%
Enterprise Value	37,933	32,590	34,920	26,216	20,628	19,688
PE Ratio	218.36	169.29	172.31	111.08	26.24	33.76
PS Ratio	4.57	3.55	5.02	3.73	2.84	3.38
PB Ratio	-48.96	-25.01	-61.34	96.60	22.77	17.71
P/TBV Ratio	-32.79	-25.18	-61.89	97.20	22.90	17.79
P/FCF Ratio	-	-26.34	-51.88	-90.60	277.12	102.58
P/OCF Ratio	23.56	18.31	25.79	18.36	15.63	19.98
EV/Sales Ratio	7.33	6.26	7.53	6.35	5.36	5.81
EV/EBITDA Ratio	16.66	19.46	23.93	20.28	15.24	16.84
EV/EBIT Ratio	36.03	37.14	45.88	37.73	26.06	30.57
EV/FCF Ratio	-54.80	-46.40	-77.87	-154.10	523.00	176.67
Debt / Equity Ratio	-26.10	-26.10	-50.34	67.88	20.27	12.99
Debt / EBITDA Ratio	8.43	8.43	8.29	8.45	7.24	7.38
Debt / FCF Ratio	-20.11	-20.11	-26.99	-64.24	248.45	77.42
Net Debt / Equity Ratio	-18.93	-18.93	-31.60	67.44	20.19	13.07
Net Debt / EBITDA Ratio	8.36	8.36	8.21	8.32	7.16	7.21
Net Debt / FCF Ratio	-19.94	-19.94	-26.73	-63.25	245.74	75.68
Asset Turnover	0.35	0.35	0.34	0.33	0.33	0.31
Quick Ratio	0.61	0.61	0.47	0.66	0.69	0.60
Current Ratio	0.74	0.74	0.55	0.78	0.81	0.71
Return on Equity (ROE)	-30.03%	-30.03%	-395.40%	44.14%	75.26%	45.41%
Return on Assets (ROA)	4.21%	4.21%	4.19%	4.52%	6.11%	4.30%
Return on Invested Capital (ROIC)	4.73%	4.73%	4.74%	5.07%	6.85%	4.87%
Return on Capital Employed (ROCE)	6.82%	6.82%	6.54%	6.26%	7.88%	6.95%
Earnings Yield	0.46%	0.59%	0.58%	0.90%	3.81%	2.96%
FCF Yield	-2.95%	-3.80%	-1.93%	-1.10%	0.36%	0.97%
Dividend Yield	2.27%	3.75%	2.56%	3.61%	5.00%	4.74%
Payout Ratio	635.85%	635.85%	438.25%	400.39%	130.06%	159.55%
Buyback Yield / Dilution	0.05%	0.05%	0.03%	0.06%	0.03%	-0.17%
Total Shareholder Return	2.32%	3.80%	2.59%	3.67%	5.03%	4.57%

Updated Dec 31, 2025. Data Source: Fiscal.ai. Real Estate template. Financial Sources.