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Side-by-side financial comparison of Iron Mountain (IRM) and SOMNIGROUP INTERNATIONAL INC. (SGI). Click either name above to swap in a different company.

SOMNIGROUP INTERNATIONAL INC. is the larger business by last-quarter revenue ($1.9B vs $1.8B, roughly 1.0× Iron Mountain). SOMNIGROUP INTERNATIONAL INC. runs the higher net margin — 7.5% vs 5.1%, a 2.5% gap on every dollar of revenue. On growth, SOMNIGROUP INTERNATIONAL INC. posted the faster year-over-year revenue change (54.7% vs 16.6%). SOMNIGROUP INTERNATIONAL INC. produced more free cash flow last quarter ($41.1M vs $-16.2M). Over the past eight quarters, SOMNIGROUP INTERNATIONAL INC.'s revenue compounded faster (25.3% CAGR vs 11.7%).

Iron Mountain Inc. is an American enterprise information management services company founded in 1951 and headquartered in Portsmouth, New Hampshire. Its records management, information destruction, and data backup and recovery services are supplied to more than 220,000 customers in 58 countries throughout North America, Europe, Latin America, Africa, Asia, and Oceania.

Somnigroup International Inc. is an American manufacturer of mattresses and bedding products.

IRM vs SGI — Head-to-Head

Bigger by revenue
SGI
SGI
1.0× larger
SGI
$1.9B
$1.8B
IRM
Growing faster (revenue YoY)
SGI
SGI
+38.1% gap
SGI
54.7%
16.6%
IRM
Higher net margin
SGI
SGI
2.5% more per $
SGI
7.5%
5.1%
IRM
More free cash flow
SGI
SGI
$57.3M more FCF
SGI
$41.1M
$-16.2M
IRM
Faster 2-yr revenue CAGR
SGI
SGI
Annualised
SGI
25.3%
11.7%
IRM

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
IRM
IRM
SGI
SGI
Revenue
$1.8B
$1.9B
Net Profit
$93.1M
$140.8M
Gross Margin
44.0%
Operating Margin
18.5%
13.2%
Net Margin
5.1%
7.5%
Revenue YoY
16.6%
54.7%
Net Profit YoY
-11.9%
95.8%
EPS (diluted)
$0.31
$0.71

Green = leading value per metric. Periods may differ when fiscal calendars don't align.

8-Quarter Revenue & Profit Trend

Side-by-side quarterly history. Quarters aligned by calendar period so offset fiscal years line up.

Revenue
IRM
IRM
SGI
SGI
Q4 25
$1.8B
$1.9B
Q3 25
$1.8B
$2.1B
Q2 25
$1.7B
$1.9B
Q1 25
$1.6B
$1.6B
Q4 24
$1.6B
$1.2B
Q3 24
$1.6B
$1.3B
Q2 24
$1.5B
$1.2B
Q1 24
$1.5B
$1.2B
Net Profit
IRM
IRM
SGI
SGI
Q4 25
$93.1M
$140.8M
Q3 25
$86.2M
$177.4M
Q2 25
$-43.3M
$99.0M
Q1 25
$16.2M
$-33.1M
Q4 24
$105.7M
$71.9M
Q3 24
$-33.7M
$130.0M
Q2 24
$34.6M
$106.1M
Q1 24
$77.0M
$76.3M
Gross Margin
IRM
IRM
SGI
SGI
Q4 25
44.0%
Q3 25
44.9%
Q2 25
44.0%
Q1 25
36.2%
Q4 24
43.3%
Q3 24
45.4%
Q2 24
44.9%
Q1 24
43.1%
Operating Margin
IRM
IRM
SGI
SGI
Q4 25
18.5%
13.2%
Q3 25
17.6%
14.8%
Q2 25
15.2%
9.6%
Q1 25
16.0%
0.8%
Q4 24
17.9%
10.6%
Q3 24
16.1%
15.5%
Q2 24
15.0%
14.0%
Q1 24
16.6%
11.1%
Net Margin
IRM
IRM
SGI
SGI
Q4 25
5.1%
7.5%
Q3 25
4.9%
8.4%
Q2 25
-2.5%
5.3%
Q1 25
1.0%
-2.1%
Q4 24
6.7%
6.0%
Q3 24
-2.2%
10.0%
Q2 24
2.3%
8.6%
Q1 24
5.2%
6.4%
EPS (diluted)
IRM
IRM
SGI
SGI
Q4 25
$0.31
$0.71
Q3 25
$0.28
$0.83
Q2 25
$-0.15
$0.47
Q1 25
$0.05
$-0.17
Q4 24
$0.35
$0.40
Q3 24
$-0.11
$0.73
Q2 24
$0.12
$0.60
Q1 24
$0.25
$0.43

Balance Sheet & Financial Strength

Snapshot of each company's liquidity, leverage and book value from the latest quarter.

Metric
IRM
IRM
SGI
SGI
Cash + ST InvestmentsLiquidity on hand
$158.5M
Total DebtLower is stronger
$16.2B
$4.6B
Stockholders' EquityBook value
$-981.0M
$3.1B
Total Assets
$21.1B
$11.6B
Debt / EquityLower = less leverage
1.47×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
IRM
IRM
SGI
SGI
Q4 25
$158.5M
Q3 25
Q2 25
Q1 25
Q4 24
$155.7M
Q3 24
Q2 24
Q1 24
Total Debt
IRM
IRM
SGI
SGI
Q4 25
$16.2B
$4.6B
Q3 25
$15.5B
$4.5B
Q2 25
$14.8B
$4.8B
Q1 25
$14.2B
$4.9B
Q4 24
$13.0B
$3.7B
Q3 24
$13.2B
$2.2B
Q2 24
$12.8B
$2.4B
Q1 24
$12.6B
$2.5B
Stockholders' Equity
IRM
IRM
SGI
SGI
Q4 25
$-981.0M
$3.1B
Q3 25
$-882.0M
$3.0B
Q2 25
$-767.4M
$2.8B
Q1 25
$-698.5M
$2.7B
Q4 24
$-503.1M
$559.0M
Q3 24
$-259.0M
$564.5M
Q2 24
$-132.9M
$411.8M
Q1 24
$18.5M
$326.6M
Total Assets
IRM
IRM
SGI
SGI
Q4 25
$21.1B
$11.6B
Q3 25
$20.6B
$11.4B
Q2 25
$20.2B
$11.4B
Q1 25
$19.4B
$11.3B
Q4 24
$18.7B
$6.0B
Q3 24
$18.5B
$4.6B
Q2 24
$18.0B
$4.6B
Q1 24
$17.8B
$4.6B
Debt / Equity
IRM
IRM
SGI
SGI
Q4 25
1.47×
Q3 25
1.51×
Q2 25
1.69×
Q1 25
1.79×
Q4 24
6.69×
Q3 24
3.95×
Q2 24
5.92×
Q1 24
679.18×
7.74×

Cash Flow & Capital Efficiency

How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.

Metric
IRM
IRM
SGI
SGI
Operating Cash FlowLast quarter
$500.0M
$99.4M
Free Cash FlowOCF − Capex
$-16.2M
$41.1M
FCF MarginFCF / Revenue
-0.9%
2.2%
Capex IntensityCapex / Revenue
28.0%
3.1%
Cash ConversionOCF / Net Profit
5.37×
0.71×
TTM Free Cash FlowTrailing 4 quarters
$-931.6M
$633.2M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
IRM
IRM
SGI
SGI
Q4 25
$500.0M
$99.4M
Q3 25
$267.6M
$408.2M
Q2 25
$375.1M
$186.1M
Q1 25
$197.3M
$106.4M
Q4 24
$431.6M
$129.1M
Q3 24
$252.9M
$256.6M
Q2 24
$382.2M
$150.6M
Q1 24
$130.0M
$130.2M
Free Cash Flow
IRM
IRM
SGI
SGI
Q4 25
$-16.2M
$41.1M
Q3 25
$-256.3M
$360.3M
Q2 25
$-181.6M
$149.4M
Q1 25
$-477.5M
$82.4M
Q4 24
$-186.0M
$108.2M
Q3 24
$-143.2M
$240.2M
Q2 24
$-14.6M
$122.1M
Q1 24
$-251.1M
$98.7M
FCF Margin
IRM
IRM
SGI
SGI
Q4 25
-0.9%
2.2%
Q3 25
-14.6%
17.0%
Q2 25
-10.6%
7.9%
Q1 25
-30.0%
5.1%
Q4 24
-11.8%
9.0%
Q3 24
-9.2%
18.5%
Q2 24
-1.0%
9.9%
Q1 24
-17.0%
8.3%
Capex Intensity
IRM
IRM
SGI
SGI
Q4 25
28.0%
3.1%
Q3 25
29.9%
2.3%
Q2 25
32.5%
2.0%
Q1 25
42.4%
1.5%
Q4 24
39.1%
1.7%
Q3 24
25.4%
1.3%
Q2 24
25.9%
2.3%
Q1 24
25.8%
2.6%
Cash Conversion
IRM
IRM
SGI
SGI
Q4 25
5.37×
0.71×
Q3 25
3.10×
2.30×
Q2 25
1.88×
Q1 25
12.15×
Q4 24
4.08×
1.80×
Q3 24
1.97×
Q2 24
11.04×
1.42×
Q1 24
1.69×
1.71×

Financial Flow Comparison

Revenue → gross profit → operating profit → net profit for each company.

Revenue Breakdown by Segment

IRM
IRM

Storage Rental$1.1B58%
Services$781.9M42%

SGI
SGI

Mattress Firm Segment$892.1M48%
Tempur Sealy North America Segment$620.5M33%
Tempur Sealy International Segment$355.8M19%

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