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Side-by-side financial comparison of AAR CORP (AIR) and BWX Technologies, Inc. (BWXT). Click either name above to swap in a different company.

BWX Technologies, Inc. is the larger business by last-quarter revenue ($885.8M vs $795.3M, roughly 1.1× AAR CORP). BWX Technologies, Inc. runs the higher net margin — 10.5% vs 4.4%, a 6.1% gap on every dollar of revenue. On growth, BWX Technologies, Inc. posted the faster year-over-year revenue change (18.7% vs 15.9%). BWX Technologies, Inc. produced more free cash flow last quarter ($56.8M vs $6.2M).

AAR Corp. is an American provider of aircraft maintenance services to commercial and government customers worldwide. The company is headquartered in Wood Dale, Illinois, a Chicago suburb. The company employs about 6,000 people, operating in about 30 different countries. John Holmes is the current CEO.

BWX Technologies, Inc. is a company headquartered in Lynchburg, Virginia that supplies nuclear components and fuel internationally.

AIR vs BWXT — Head-to-Head

Bigger by revenue
BWXT
BWXT
1.1× larger
BWXT
$885.8M
$795.3M
AIR
Growing faster (revenue YoY)
BWXT
BWXT
+2.8% gap
BWXT
18.7%
15.9%
AIR
Higher net margin
BWXT
BWXT
6.1% more per $
BWXT
10.5%
4.4%
AIR
More free cash flow
BWXT
BWXT
$50.6M more FCF
BWXT
$56.8M
$6.2M
AIR

Income Statement — Q2 FY2026 vs Q4 FY2025

Metric
AIR
AIR
BWXT
BWXT
Revenue
$795.3M
$885.8M
Net Profit
$34.6M
$93.0M
Gross Margin
19.7%
Operating Margin
6.0%
10.4%
Net Margin
4.4%
10.5%
Revenue YoY
15.9%
18.7%
Net Profit YoY
213.1%
30.9%
EPS (diluted)
$0.90
$1.02

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
AIR
AIR
BWXT
BWXT
Q4 25
$795.3M
$885.8M
Q3 25
$739.6M
$866.3M
Q2 25
$764.0M
Q1 25
$682.3M
Q4 24
$746.3M
Q3 24
$672.0M
Q2 24
$681.5M
Q1 24
$604.0M
Net Profit
AIR
AIR
BWXT
BWXT
Q4 25
$34.6M
$93.0M
Q3 25
$34.4M
$82.1M
Q2 25
$78.4M
Q1 25
$75.5M
Q4 24
$71.0M
Q3 24
$69.5M
Q2 24
$73.0M
Q1 24
$68.5M
Gross Margin
AIR
AIR
BWXT
BWXT
Q4 25
19.7%
Q3 25
18.1%
21.8%
Q2 25
25.1%
Q1 25
24.2%
Q4 24
Q3 24
24.4%
Q2 24
24.7%
Q1 24
24.6%
Operating Margin
AIR
AIR
BWXT
BWXT
Q4 25
6.0%
10.4%
Q3 25
6.4%
13.1%
Q2 25
13.4%
Q1 25
14.2%
Q4 24
12.4%
Q3 24
14.4%
Q2 24
14.5%
Q1 24
15.4%
Net Margin
AIR
AIR
BWXT
BWXT
Q4 25
4.4%
10.5%
Q3 25
4.7%
9.5%
Q2 25
10.3%
Q1 25
11.1%
Q4 24
9.5%
Q3 24
10.3%
Q2 24
10.7%
Q1 24
11.3%
EPS (diluted)
AIR
AIR
BWXT
BWXT
Q4 25
$0.90
$1.02
Q3 25
$0.95
$0.89
Q2 25
$0.85
Q1 25
$0.82
Q4 24
$0.77
Q3 24
$0.76
Q2 24
$0.79
Q1 24
$0.75

Balance Sheet & Financial Strength

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

Metric
AIR
AIR
BWXT
BWXT
Cash + ST InvestmentsLiquidity on hand
$75.6M
$499.8M
Total DebtLower is stronger
$952.7M
Stockholders' EquityBook value
$1.6B
$1.2B
Total Assets
$3.2B
$4.3B
Debt / EquityLower = less leverage
0.61×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AIR
AIR
BWXT
BWXT
Q4 25
$75.6M
$499.8M
Q3 25
$80.0M
$79.6M
Q2 25
$37.0M
Q1 25
$55.4M
Q4 24
$74.1M
Q3 24
$35.5M
Q2 24
$48.3M
Q1 24
$45.9M
Total Debt
AIR
AIR
BWXT
BWXT
Q4 25
$952.7M
Q3 25
$1.0B
Q2 25
Q1 25
Q4 24
Q3 24
Q2 24
Q1 24
Stockholders' Equity
AIR
AIR
BWXT
BWXT
Q4 25
$1.6B
$1.2B
Q3 25
$1.2B
$1.2B
Q2 25
$1.2B
Q1 25
$1.1B
Q4 24
$1.1B
Q3 24
$1.1B
Q2 24
$998.5M
Q1 24
$946.2M
Total Assets
AIR
AIR
BWXT
BWXT
Q4 25
$3.2B
$4.3B
Q3 25
$2.9B
$3.8B
Q2 25
$3.7B
Q1 25
$3.1B
Q4 24
$2.9B
Q3 24
$2.9B
Q2 24
$2.8B
Q1 24
$2.8B
Debt / Equity
AIR
AIR
BWXT
BWXT
Q4 25
0.61×
Q3 25
0.82×
Q2 25
Q1 25
Q4 24
Q3 24
Q2 24
Q1 24

Cash Flow & Capital Efficiency

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

Metric
AIR
AIR
BWXT
BWXT
Operating Cash FlowLast quarter
$13.6M
$127.0M
Free Cash FlowOCF − Capex
$6.2M
$56.8M
FCF MarginFCF / Revenue
0.8%
6.4%
Capex IntensityCapex / Revenue
0.9%
7.9%
Cash ConversionOCF / Net Profit
0.39×
1.37×
TTM Free Cash FlowTrailing 4 quarters
$295.3M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AIR
AIR
BWXT
BWXT
Q4 25
$13.6M
$127.0M
Q3 25
$-44.9M
$143.2M
Q2 25
$159.0M
Q1 25
$50.6M
Q4 24
$276.9M
Q3 24
$32.6M
Q2 24
$65.9M
Q1 24
$33.0M
Free Cash Flow
AIR
AIR
BWXT
BWXT
Q4 25
$6.2M
$56.8M
Q3 25
$-53.6M
$94.9M
Q2 25
$126.3M
Q1 25
$17.3M
Q4 24
$224.4M
Q3 24
$-7.7M
Q2 24
$35.5M
Q1 24
$2.6M
FCF Margin
AIR
AIR
BWXT
BWXT
Q4 25
0.8%
6.4%
Q3 25
-7.2%
11.0%
Q2 25
16.5%
Q1 25
2.5%
Q4 24
30.1%
Q3 24
-1.1%
Q2 24
5.2%
Q1 24
0.4%
Capex Intensity
AIR
AIR
BWXT
BWXT
Q4 25
0.9%
7.9%
Q3 25
1.2%
5.6%
Q2 25
4.3%
Q1 25
4.9%
Q4 24
7.0%
Q3 24
6.0%
Q2 24
4.5%
Q1 24
5.0%
Cash Conversion
AIR
AIR
BWXT
BWXT
Q4 25
0.39×
1.37×
Q3 25
-1.31×
1.74×
Q2 25
2.03×
Q1 25
0.67×
Q4 24
3.90×
Q3 24
0.47×
Q2 24
0.90×
Q1 24
0.48×

Financial Flow Comparison

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

Revenue Breakdown by Segment

AIR
AIR

Commercial Customer$268.1M34%
Repair And Engineering$244.5M31%
Integrated Solutions$175.8M22%
Government And Defense Customer$85.5M11%
Expeditionary Services$21.4M3%

BWXT
BWXT

Nuclear Component Program$436.4M49%
Nuclear Manufacturing$134.8M15%
Cost Plus Fee$116.1M13%
Uranium And Nuclear Services$103.8M12%
Commercial Operations$49.0M6%
Commercial Operations Segment$33.7M4%
Transferred At Point In Time$1.3M0%

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