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Side-by-side financial comparison of Howmet Aerospace (HWM) and Iron Mountain (IRM). Click either name above to swap in a different company.

Howmet Aerospace is the larger business by last-quarter revenue ($2.2B vs $1.8B, roughly 1.2× Iron Mountain). Howmet Aerospace runs the higher net margin — 17.2% vs 5.1%, a 12.1% gap on every dollar of revenue. On growth, Iron Mountain posted the faster year-over-year revenue change (16.6% vs 14.6%). Howmet Aerospace produced more free cash flow last quarter ($530.0M vs $-16.2M). Over the past eight quarters, Iron Mountain's revenue compounded faster (11.7% CAGR vs 9.0%).

Howmet Aerospace Inc. is an American aerospace company based in Pittsburgh, Pennsylvania. The company manufactures components for jet engines, fasteners, titanium structures for aerospace applications, and forged aluminum wheels for heavy trucks.

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.

HWM vs IRM — Head-to-Head

Bigger by revenue
HWM
HWM
1.2× larger
HWM
$2.2B
$1.8B
IRM
Growing faster (revenue YoY)
IRM
IRM
+1.9% gap
IRM
16.6%
14.6%
HWM
Higher net margin
HWM
HWM
12.1% more per $
HWM
17.2%
5.1%
IRM
More free cash flow
HWM
HWM
$546.2M more FCF
HWM
$530.0M
$-16.2M
IRM
Faster 2-yr revenue CAGR
IRM
IRM
Annualised
IRM
11.7%
9.0%
HWM

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
HWM
HWM
IRM
IRM
Revenue
$2.2B
$1.8B
Net Profit
$372.0M
$93.1M
Gross Margin
Operating Margin
22.6%
18.5%
Net Margin
17.2%
5.1%
Revenue YoY
14.6%
16.6%
Net Profit YoY
18.5%
-11.9%
EPS (diluted)
$0.92
$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
HWM
HWM
IRM
IRM
Q4 25
$2.2B
$1.8B
Q3 25
$2.1B
$1.8B
Q2 25
$2.1B
$1.7B
Q1 25
$1.9B
$1.6B
Q4 24
$1.9B
$1.6B
Q3 24
$1.8B
$1.6B
Q2 24
$1.9B
$1.5B
Q1 24
$1.8B
$1.5B
Net Profit
HWM
HWM
IRM
IRM
Q4 25
$372.0M
$93.1M
Q3 25
$385.0M
$86.2M
Q2 25
$407.0M
$-43.3M
Q1 25
$344.0M
$16.2M
Q4 24
$314.0M
$105.7M
Q3 24
$332.0M
$-33.7M
Q2 24
$266.0M
$34.6M
Q1 24
$243.0M
$77.0M
Operating Margin
HWM
HWM
IRM
IRM
Q4 25
22.6%
18.5%
Q3 25
25.9%
17.6%
Q2 25
25.4%
15.2%
Q1 25
25.4%
16.0%
Q4 24
23.5%
17.9%
Q3 24
22.9%
16.1%
Q2 24
21.2%
15.0%
Q1 24
20.2%
16.6%
Net Margin
HWM
HWM
IRM
IRM
Q4 25
17.2%
5.1%
Q3 25
18.4%
4.9%
Q2 25
19.8%
-2.5%
Q1 25
17.7%
1.0%
Q4 24
16.6%
6.7%
Q3 24
18.1%
-2.2%
Q2 24
14.1%
2.3%
Q1 24
13.3%
5.2%
EPS (diluted)
HWM
HWM
IRM
IRM
Q4 25
$0.92
$0.31
Q3 25
$0.95
$0.28
Q2 25
$1.00
$-0.15
Q1 25
$0.84
$0.05
Q4 24
$0.76
$0.35
Q3 24
$0.81
$-0.11
Q2 24
$0.65
$0.12
Q1 24
$0.59
$0.25

Balance Sheet & Financial Strength

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

Metric
HWM
HWM
IRM
IRM
Cash + ST InvestmentsLiquidity on hand
$742.0M
$158.5M
Total DebtLower is stronger
$3.0B
$16.2B
Stockholders' EquityBook value
$5.4B
$-981.0M
Total Assets
$11.2B
$21.1B
Debt / EquityLower = less leverage
0.57×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
HWM
HWM
IRM
IRM
Q4 25
$742.0M
$158.5M
Q3 25
$659.0M
Q2 25
$545.0M
Q1 25
$536.0M
Q4 24
$564.0M
$155.7M
Q3 24
$475.0M
Q2 24
$752.0M
Q1 24
$533.0M
Total Debt
HWM
HWM
IRM
IRM
Q4 25
$3.0B
$16.2B
Q3 25
$3.2B
$15.5B
Q2 25
$3.3B
$14.8B
Q1 25
$3.3B
$14.2B
Q4 24
$3.3B
$13.0B
Q3 24
$3.4B
$13.2B
Q2 24
$3.7B
$12.8B
Q1 24
$3.7B
$12.6B
Stockholders' Equity
HWM
HWM
IRM
IRM
Q4 25
$5.4B
$-981.0M
Q3 25
$5.1B
$-882.0M
Q2 25
$5.0B
$-767.4M
Q1 25
$4.8B
$-698.5M
Q4 24
$4.6B
$-503.1M
Q3 24
$4.5B
$-259.0M
Q2 24
$4.3B
$-132.9M
Q1 24
$4.1B
$18.5M
Total Assets
HWM
HWM
IRM
IRM
Q4 25
$11.2B
$21.1B
Q3 25
$11.2B
$20.6B
Q2 25
$11.0B
$20.2B
Q1 25
$10.8B
$19.4B
Q4 24
$10.5B
$18.7B
Q3 24
$10.6B
$18.5B
Q2 24
$10.7B
$18.0B
Q1 24
$10.4B
$17.8B
Debt / Equity
HWM
HWM
IRM
IRM
Q4 25
0.57×
Q3 25
0.62×
Q2 25
0.65×
Q1 25
0.69×
Q4 24
0.73×
Q3 24
0.75×
Q2 24
0.86×
Q1 24
0.90×
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
HWM
HWM
IRM
IRM
Operating Cash FlowLast quarter
$654.0M
$500.0M
Free Cash FlowOCF − Capex
$530.0M
$-16.2M
FCF MarginFCF / Revenue
24.4%
-0.9%
Capex IntensityCapex / Revenue
5.7%
28.0%
Cash ConversionOCF / Net Profit
1.76×
5.37×
TTM Free Cash FlowTrailing 4 quarters
$1.4B
$-931.6M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
HWM
HWM
IRM
IRM
Q4 25
$654.0M
$500.0M
Q3 25
$531.0M
$267.6M
Q2 25
$446.0M
$375.1M
Q1 25
$253.0M
$197.3M
Q4 24
$480.0M
$431.6M
Q3 24
$244.0M
$252.9M
Q2 24
$397.0M
$382.2M
Q1 24
$177.0M
$130.0M
Free Cash Flow
HWM
HWM
IRM
IRM
Q4 25
$530.0M
$-16.2M
Q3 25
$423.0M
$-256.3M
Q2 25
$344.0M
$-181.6M
Q1 25
$134.0M
$-477.5M
Q4 24
$378.0M
$-186.0M
Q3 24
$162.0M
$-143.2M
Q2 24
$342.0M
$-14.6M
Q1 24
$95.0M
$-251.1M
FCF Margin
HWM
HWM
IRM
IRM
Q4 25
24.4%
-0.9%
Q3 25
20.2%
-14.6%
Q2 25
16.8%
-10.6%
Q1 25
6.9%
-30.0%
Q4 24
20.0%
-11.8%
Q3 24
8.8%
-9.2%
Q2 24
18.2%
-1.0%
Q1 24
5.2%
-17.0%
Capex Intensity
HWM
HWM
IRM
IRM
Q4 25
5.7%
28.0%
Q3 25
5.2%
29.9%
Q2 25
5.0%
32.5%
Q1 25
6.1%
42.4%
Q4 24
5.4%
39.1%
Q3 24
4.5%
25.4%
Q2 24
2.9%
25.9%
Q1 24
4.5%
25.8%
Cash Conversion
HWM
HWM
IRM
IRM
Q4 25
1.76×
5.37×
Q3 25
1.38×
3.10×
Q2 25
1.10×
Q1 25
0.74×
12.15×
Q4 24
1.53×
4.08×
Q3 24
0.73×
Q2 24
1.49×
11.04×
Q1 24
0.73×
1.69×

Financial Flow Comparison

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

Revenue Breakdown by Segment

HWM
HWM

Engine Products Segment$1.2B54%
Fastening Systems$454.0M21%
Forged Wheels$264.0M12%
Aerospace Defense$236.0M11%
Commercial Transportation$46.0M2%

IRM
IRM

Storage Rental$1.1B58%
Services$781.9M42%

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