Iron Mountain (IRM) Debt/Equity Ratio: History & Chart

Iron Mountain Incorporated (IRM)IRMIron Mountain Incorporated

About Iron Mountain Incorporated

Established in 1951, Iron Mountain Incorporated (NYSE: IRM) has become the world's foremost authority in storage and information management solutions. More than 225,000 organizations globally trust Iron Mountain with their critical assets. With an extensive physical infrastructure spanning over 90 million square feet, the company operates approximately 1,450 facilities in around 50 countries. Within this vast network, Iron Mountain safeguards billions of valued items, including vital corporate records, highly confidential digital assets, and invaluable cultural and historical artifacts. Their comprehensive suite of offerings encompasses secure document archiving, robust information governance, digital transformation initiatives, confidential destruction services, along with advanced data centers, cloud computing solutions, and specialized art storage and logistics. These services empower clients to mitigate costs and risks, ensure regulatory compliance, facilitate swift disaster recovery, and enable a more efficient, digital-first operational model.

Portsmouth, NH

29,400 employees

www.ironmountain.com

Real Estate / REIT - Specialty

Sector: Real Estate
Industry: REIT - Specialty
CEO: William L. Meaney

View full financials

IRM Debt to Equity Ratio Metrics

DEBT TO EQUITY RATIO

-16.23

DEBT TO EQUITY RATIO AVG TTM

-20.88

DEBT TO EQUITY RATIO AVG 3Y

-1.50

DEBT TO EQUITY RATIO AVG 5Y

5.81

DEBT TO EQUITY RATIO AVG 10Y

9.26

DEBT TO EQUITY RATIO AVG 15Y

6.24

DEBT TO EQUITY RATIO AVG 20Y

4.64

CURRENT VS TTM AVG

+22.28%

CURRENT VS 3Y AVG

-980.20%

CURRENT VS 5Y AVG

-379.36%

CURRENT VS 10Y AVG

-275.26%

CURRENT VS 15Y AVG

-360.19%

CURRENT VS 20Y AVG

-449.65%

SECTOR MEDIAN · REAL ESTATE

0.82

median of 38 covered companies

CURRENT VS SECTOR MEDIAN

-2066.97%

vs the sector median at left

NAME	MARKET CAP	DEBT TO EQUITY RATIO	TTM	3Y	5Y
Iron Mountain Incorporated (IRM)	$37.00B	-16.23	-20.88	-1.50	5.81
Crown Castle Inc. (CCI)vs ›	$32.32B	-7.16	4.13	3.56	2.99
CBRE Group, Inc. (CBRE)vs ›	$42.70B	1.26	0.91	0.71	0.65
Extra Space Storage Inc. (EXR)vs ›	$31.01B	1.09	1.02	1.28	1.58
Ventas, Inc. (VTR)vs ›	$43.28B	0.93	1.17	1.25	1.22
VICI Properties Inc. (VICI)vs ›	$28.71B	0.61	0.66	0.67	0.64
AvalonBay Communities, Inc. (AVB)vs ›	$25.67B	0.76	0.74	0.73	0.73
Equity Residential (EQR)vs ›	$24.15B	0.81	0.78	0.73	0.76
SBA Communications Corporation (SBAC)vs ›	$19.42B	-3.28	12.33	11.19	8.52
Essex Property Trust, Inc. (ESS)vs ›	$18.07B	1.27	1.23	1.17	1.13

NAME

MARKET CAP

DEBT TO EQUITY RATIO

TTM

Iron Mountain Incorporated (IRM)

$37.00B

-16.23

-20.88

-1.50

5.81

Crown Castle Inc. (CCI)vs ›

$32.32B

-7.16

4.13

3.56

2.99

CBRE Group, Inc. (CBRE)vs ›

$42.70B

1.26

0.91

0.71

0.65

Extra Space Storage Inc. (EXR)vs ›

$31.01B

1.09

1.02

1.28

1.58

Ventas, Inc. (VTR)vs ›

$43.28B

0.93

1.17

1.25

1.22

VICI Properties Inc. (VICI)vs ›

$28.71B

0.61

0.66

0.67

0.64

AvalonBay Communities, Inc. (AVB)vs ›

$25.67B

0.76

0.74

0.73

Equity Residential (EQR)vs ›

$24.15B

0.81

0.78

0.73

0.76

SBA Communications Corporation (SBAC)vs ›

$19.42B

-3.28

12.33

11.19

8.52

Essex Property Trust, Inc. (ESS)vs ›

$18.07B

1.27

1.23

1.17

1.13

Debt to Equity Ratio FAQ

What is the debt to equity ratio for Iron Mountain Incorporated (IRM)?

The debt to equity ratio for IRM stock is -16.23.

Is Iron Mountain Incorporated's debt to equity ratio high or low?

The debt to equity ratio of -16.23 is 379% below its 5-year average of 5.81, near the low end of its 5-year range (-115.85–821.84).

What is the TTM average debt to equity ratio for Iron Mountain Incorporated (IRM)?

The TTM average debt to equity ratio for IRM stock is -20.88.

What is the 3Y average debt to equity ratio for Iron Mountain Incorporated (IRM)?

The 3Y average debt to equity ratio for IRM stock is -1.50.

What is the 5Y average debt to equity ratio for Iron Mountain Incorporated (IRM)?

The 5Y average debt to equity ratio for IRM stock is 5.81.

What is the 10Y average debt to equity ratio for Iron Mountain Incorporated (IRM)?

The 10Y average debt to equity ratio for IRM stock is 9.26.

What is the 15Y average debt to equity ratio for Iron Mountain Incorporated (IRM)?

The 15Y average debt to equity ratio for IRM stock is 6.24.

What is the 20Y average debt to equity ratio for Iron Mountain Incorporated (IRM)?

The 20Y average debt to equity ratio for IRM stock is 4.64.

DATE	DEBT TO EQUITY RATIO
2026-03-31	-16.23
2025-12-31	-19.42
2025-09-30	-20.95
2025-06-30	-23.26
2025-03-31	-24.54
2024-12-31	-32.54
2024-09-30	-61.08
2024-06-30	-115.85
2024-03-31	821.84
2023-12-31	69.87
2023-09-30	53.85
2023-06-30	33.06
2023-03-31	24.71
2022-12-31	20.87
2022-09-30	24.03
2022-06-30	19.25
2022-03-31	16.41
2021-12-31	13.67
2021-09-30	11.60
2021-06-30	9.63
2021-03-31	11.44
2020-12-31	9.68
2020-09-30	11.81
2020-06-30	11.16
2020-03-31	9.43
2019-12-31	7.25
2019-09-30	6.78
2019-06-30	6.13
2019-03-31	5.77
2018-12-31	4.38
2018-09-30	4.25
2018-06-30	3.93
2018-03-31	3.61
2017-12-31	3.07
2017-09-30	3.69
2017-06-30	3.48
2017-03-31	3.33
2016-12-31	3.23
2016-09-30	3.04
2016-06-30	2.80
2016-03-31	10.12
2015-12-31	9.52
2015-09-30	8.52
2015-06-30	6.76
2015-03-31	6.36
2014-12-31	5.39
2014-09-30	9.64
2014-06-30	3.38
2014-03-31	4.17
2013-12-31	4.01
2013-09-30	3.80
2013-06-30	3.65
2013-03-31	3.45
2012-12-31	3.33
2012-09-30	2.91
2012-06-30	2.82
2012-03-31	2.74
2011-12-31	2.69
2011-09-30	1.95
2011-06-30	1.43
2011-03-31	1.49
2010-12-31	1.54
2010-09-30	1.54
2010-06-30	1.50
2010-03-31	1.50
2009-12-31	1.51
2009-09-30	1.61
2009-06-30	1.66
2009-03-31	1.74
2008-12-31	1.80
2008-09-30	1.80
2008-06-30	1.80
2008-03-31	1.80
2007-12-31	1.82
2007-09-30	1.81
2007-06-30	1.82
2007-03-31	1.70
2006-12-31	1.72
2006-09-30	1.75
2006-06-30	1.78
2006-03-31	1.83
2005-12-31	1.85
2005-09-30	1.81
2005-06-30	1.88
2005-03-31	1.99
2004-12-31	2.03
2004-09-30	2.02
2004-06-30	2.01
2004-03-31	2.09
2003-12-31	1.96
2003-09-30	2.02
2003-06-30	1.87
2003-03-31	1.77
2002-12-31	1.83
2002-09-30	1.73
2002-06-30	1.67

DATE

DEBT TO EQUITY RATIO

2026-03-31

-16.23

2025-12-31

-19.42

2025-09-30

-20.95

2025-06-30

-23.26

2025-03-31

-24.54

2024-12-31

-32.54

2024-09-30

-61.08

2024-06-30

-115.85

2024-03-31

821.84

2023-12-31

69.87

2023-09-30

53.85

2023-06-30

33.06

2023-03-31

24.71

2022-12-31

20.87

2022-09-30

24.03

2022-06-30

19.25

2022-03-31

16.41

2021-12-31

13.67

2021-09-30

11.60

2021-06-30

9.63

2021-03-31

11.44

2020-12-31

9.68

2020-09-30

11.81

2020-06-30

11.16

2020-03-31

9.43

2019-12-31

7.25

2019-09-30

6.78

2019-06-30

6.13

2019-03-31

5.77

2018-12-31

4.38

2018-09-30

4.25

2018-06-30

3.93

2018-03-31

3.61

2017-12-31

3.07

2017-09-30

3.69

2017-06-30

3.48

2017-03-31

3.33

2016-12-31

3.23

2016-09-30

3.04

2016-06-30

2.80

2016-03-31

10.12

2015-12-31

9.52

2015-09-30

8.52

2015-06-30

6.76

2015-03-31

6.36

2014-12-31

5.39

2014-09-30

9.64

2014-06-30

3.38

2014-03-31

4.17

2013-12-31

4.01

2013-09-30

3.80

2013-06-30

3.65

2013-03-31

3.45

2012-12-31

3.33

2012-09-30

2.91

2012-06-30

2.82

2012-03-31

2.74

2011-12-31

2.69

2011-09-30

1.95

2011-06-30

1.43

2011-03-31

1.49

2010-12-31

1.54

2010-09-30

1.54

2010-06-30

1.50

2010-03-31

1.50

2009-12-31

1.51

2009-09-30

1.61

2009-06-30

1.66

2009-03-31

1.74

2008-12-31

1.80

2008-09-30

1.80

2008-06-30

1.80

2008-03-31

1.80

2007-12-31

1.82

2007-09-30

1.81

2007-06-30

1.82

2007-03-31

1.70

2006-12-31

1.72

2006-09-30

1.75

2006-06-30

1.78

2006-03-31

1.83

2005-12-31

1.85

2005-09-30

1.81

2005-06-30

1.88

2005-03-31

1.99

2004-12-31

2.03

2004-09-30

2.02

2004-06-30

2.01

2004-03-31

2.09

2003-12-31

1.96

2003-09-30

2.02

2003-06-30

1.87

2003-03-31

1.77

2002-12-31

1.83

2002-09-30

1.73

2002-06-30

1.67

Debt to Equity Ratio: -16.23

IRM Debt to Equity Ratio

IRM Average Debt to Equity Ratio Chart

IRM Current vs Average Debt to Equity Ratio Chart

IRM Debt to Equity Ratio Metrics

IRM Competitors' Debt to Equity Ratio

Financial Health

Debt to Equity Ratio Formula & Definition

Debt to Equity Ratio FAQ

IRM Debt to Equity Ratio History

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