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Side-by-side financial comparison of Huntington Ingalls Industries (HII) and Iron Mountain (IRM). Click either name above to swap in a different company.

Huntington Ingalls Industries is the larger business by last-quarter revenue ($3.5B vs $1.8B, roughly 1.9× Iron Mountain). Iron Mountain runs the higher net margin — 5.1% vs 4.6%, a 0.5% gap on every dollar of revenue. On growth, Iron Mountain posted the faster year-over-year revenue change (16.6% vs 15.7%). Huntington Ingalls Industries produced more free cash flow last quarter ($516.0M vs $-16.2M). Over the past eight quarters, Iron Mountain's revenue compounded faster (11.7% CAGR vs 11.3%).

Huntington Ingalls Industries, Inc. (HII) is the largest military shipbuilding company in the United States as well as a provider of professional services to partners in government and industry. HII was formed on 31 March 2011, as a divestiture from Northrop Grumman.

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.

HII vs IRM — Head-to-Head

Bigger by revenue
HII
HII
1.9× larger
HII
$3.5B
$1.8B
IRM
Growing faster (revenue YoY)
IRM
IRM
+0.8% gap
IRM
16.6%
15.7%
HII
Higher net margin
IRM
IRM
0.5% more per $
IRM
5.1%
4.6%
HII
More free cash flow
HII
HII
$532.2M more FCF
HII
$516.0M
$-16.2M
IRM
Faster 2-yr revenue CAGR
IRM
IRM
Annualised
IRM
11.7%
11.3%
HII

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
HII
HII
IRM
IRM
Revenue
$3.5B
$1.8B
Net Profit
$159.0M
$93.1M
Gross Margin
Operating Margin
4.9%
18.5%
Net Margin
4.6%
5.1%
Revenue YoY
15.7%
16.6%
Net Profit YoY
29.3%
-11.9%
EPS (diluted)
$4.06
$0.31

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
HII
HII
IRM
IRM
Q4 25
$3.5B
$1.8B
Q3 25
$3.2B
$1.8B
Q2 25
$3.1B
$1.7B
Q1 25
$2.7B
$1.6B
Q4 24
$3.0B
$1.6B
Q3 24
$2.7B
$1.6B
Q2 24
$3.0B
$1.5B
Q1 24
$2.8B
$1.5B
Net Profit
HII
HII
IRM
IRM
Q4 25
$159.0M
$93.1M
Q3 25
$145.0M
$86.2M
Q2 25
$152.0M
$-43.3M
Q1 25
$149.0M
$16.2M
Q4 24
$123.0M
$105.7M
Q3 24
$101.0M
$-33.7M
Q2 24
$173.0M
$34.6M
Q1 24
$153.0M
$77.0M
Operating Margin
HII
HII
IRM
IRM
Q4 25
4.9%
18.5%
Q3 25
5.0%
17.6%
Q2 25
5.3%
15.2%
Q1 25
5.9%
16.0%
Q4 24
3.7%
17.9%
Q3 24
3.0%
16.1%
Q2 24
6.3%
15.0%
Q1 24
5.5%
16.6%
Net Margin
HII
HII
IRM
IRM
Q4 25
4.6%
5.1%
Q3 25
4.5%
4.9%
Q2 25
4.9%
-2.5%
Q1 25
5.4%
1.0%
Q4 24
4.1%
6.7%
Q3 24
3.7%
-2.2%
Q2 24
5.8%
2.3%
Q1 24
5.5%
5.2%
EPS (diluted)
HII
HII
IRM
IRM
Q4 25
$4.06
$0.31
Q3 25
$3.68
$0.28
Q2 25
$3.86
$-0.15
Q1 25
$3.79
$0.05
Q4 24
$3.15
$0.35
Q3 24
$2.56
$-0.11
Q2 24
$4.38
$0.12
Q1 24
$3.87
$0.25

Balance Sheet & Financial Strength

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

Metric
HII
HII
IRM
IRM
Cash + ST InvestmentsLiquidity on hand
$158.5M
Total DebtLower is stronger
$2.7B
$16.2B
Stockholders' EquityBook value
$5.1B
$-981.0M
Total Assets
$12.7B
$21.1B
Debt / EquityLower = less leverage
0.53×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
HII
HII
IRM
IRM
Q4 25
$158.5M
Q3 25
Q2 25
Q1 25
Q4 24
$155.7M
Q3 24
Q2 24
Q1 24
$10.0M
Total Debt
HII
HII
IRM
IRM
Q4 25
$2.7B
$16.2B
Q3 25
$15.5B
Q2 25
$14.8B
Q1 25
$14.2B
Q4 24
$2.7B
$13.0B
Q3 24
$13.2B
Q2 24
$12.8B
Q1 24
$12.6B
Stockholders' Equity
HII
HII
IRM
IRM
Q4 25
$5.1B
$-981.0M
Q3 25
$5.0B
$-882.0M
Q2 25
$4.9B
$-767.4M
Q1 25
$4.8B
$-698.5M
Q4 24
$4.7B
$-503.1M
Q3 24
$4.2B
$-259.0M
Q2 24
$4.2B
$-132.9M
Q1 24
$4.1B
$18.5M
Total Assets
HII
HII
IRM
IRM
Q4 25
$12.7B
$21.1B
Q3 25
$12.3B
$20.6B
Q2 25
$12.1B
$20.2B
Q1 25
$12.1B
$19.4B
Q4 24
$12.1B
$18.7B
Q3 24
$11.1B
$18.5B
Q2 24
$11.3B
$18.0B
Q1 24
$11.2B
$17.8B
Debt / Equity
HII
HII
IRM
IRM
Q4 25
0.53×
Q3 25
Q2 25
Q1 25
Q4 24
0.58×
Q3 24
Q2 24
Q1 24
679.18×

Cash Flow & Capital Efficiency

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

Metric
HII
HII
IRM
IRM
Operating Cash FlowLast quarter
$650.0M
$500.0M
Free Cash FlowOCF − Capex
$516.0M
$-16.2M
FCF MarginFCF / Revenue
14.8%
-0.9%
Capex IntensityCapex / Revenue
3.9%
28.0%
Cash ConversionOCF / Net Profit
4.09×
5.37×
TTM Free Cash FlowTrailing 4 quarters
$794.0M
$-931.6M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
HII
HII
IRM
IRM
Q4 25
$650.0M
$500.0M
Q3 25
$118.0M
$267.6M
Q2 25
$823.0M
$375.1M
Q1 25
$-395.0M
$197.3M
Q4 24
$391.0M
$431.6M
Q3 24
$213.0M
$252.9M
Q2 24
$-9.0M
$382.2M
Q1 24
$-202.0M
$130.0M
Free Cash Flow
HII
HII
IRM
IRM
Q4 25
$516.0M
$-16.2M
Q3 25
$13.0M
$-256.3M
Q2 25
$727.0M
$-181.6M
Q1 25
$-462.0M
$-477.5M
Q4 24
$277.0M
$-186.0M
Q3 24
$125.0M
$-143.2M
Q2 24
$-99.0M
$-14.6M
Q1 24
$-277.0M
$-251.1M
FCF Margin
HII
HII
IRM
IRM
Q4 25
14.8%
-0.9%
Q3 25
0.4%
-14.6%
Q2 25
23.6%
-10.6%
Q1 25
-16.9%
-30.0%
Q4 24
9.2%
-11.8%
Q3 24
4.5%
-9.2%
Q2 24
-3.3%
-1.0%
Q1 24
-9.9%
-17.0%
Capex Intensity
HII
HII
IRM
IRM
Q4 25
3.9%
28.0%
Q3 25
3.3%
29.9%
Q2 25
3.1%
32.5%
Q1 25
2.5%
42.4%
Q4 24
3.8%
39.1%
Q3 24
3.2%
25.4%
Q2 24
3.0%
25.9%
Q1 24
2.7%
25.8%
Cash Conversion
HII
HII
IRM
IRM
Q4 25
4.09×
5.37×
Q3 25
0.81×
3.10×
Q2 25
5.41×
Q1 25
-2.65×
12.15×
Q4 24
3.18×
4.08×
Q3 24
2.11×
Q2 24
-0.05×
11.04×
Q1 24
-1.32×
1.69×

Financial Flow Comparison

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

Revenue Breakdown by Segment

HII
HII

Aircraftcarriers$984.0M28%
Fixedpriceincentive$758.0M22%
Submarines$744.0M21%
Surfacecombatantsandcoastguardcutters$452.0M13%
Amphibiousassaultships$433.0M12%
Costtype$123.0M4%
Otherprograms$4.0M0%

IRM
IRM

Storage Rental$1.1B58%
Services$781.9M42%

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