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Side-by-side financial comparison of AAR CORP (AIR) and CARPENTER TECHNOLOGY CORP (CRS). Click either name above to swap in a different company.

AAR CORP is the larger business by last-quarter revenue ($795.3M vs $728.0M, roughly 1.1× CARPENTER TECHNOLOGY CORP). CARPENTER TECHNOLOGY CORP runs the higher net margin — 14.5% vs 4.4%, a 10.1% gap on every dollar of revenue. On growth, AAR CORP posted the faster year-over-year revenue change (15.9% vs 7.5%). CARPENTER TECHNOLOGY CORP produced more free cash flow last quarter ($85.9M 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.

Carpenter Technology Corporation develops, manufactures, and distributes stainless steels and corrosion-resistant nickel, copper and titanium alloys as well as powdered alloys for 3D additive manufacturing. In fiscal year 2018, the company's revenues were derived from the aerospace and defense industry (55%), the industrial and consumer industry (17%), the medical industry (8%), the transportation industry (7%), the energy industry (7%), and the distribution industry (6%). The company's produ...

AIR vs CRS — Head-to-Head

Bigger by revenue
AIR
AIR
1.1× larger
AIR
$795.3M
$728.0M
CRS
Growing faster (revenue YoY)
AIR
AIR
+8.4% gap
AIR
15.9%
7.5%
CRS
Higher net margin
CRS
CRS
10.1% more per $
CRS
14.5%
4.4%
AIR
More free cash flow
CRS
CRS
$79.7M more FCF
CRS
$85.9M
$6.2M
AIR

Income Statement — Q2 FY2026 vs Q2 FY2026

Metric
AIR
AIR
CRS
CRS
Revenue
$795.3M
$728.0M
Net Profit
$34.6M
$105.3M
Gross Margin
19.7%
30.0%
Operating Margin
6.0%
21.3%
Net Margin
4.4%
14.5%
Revenue YoY
15.9%
7.5%
Net Profit YoY
213.1%
25.2%
EPS (diluted)
$0.90
$2.09

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
CRS
CRS
Q4 25
$795.3M
$728.0M
Q3 25
$739.6M
$733.7M
Q2 25
$755.6M
Q1 25
$727.0M
Q4 24
$676.9M
Q3 24
$717.6M
Q2 24
$798.7M
Q1 24
$684.9M
Net Profit
AIR
AIR
CRS
CRS
Q4 25
$34.6M
$105.3M
Q3 25
$34.4M
$122.5M
Q2 25
$111.7M
Q1 25
$95.4M
Q4 24
$84.1M
Q3 24
$84.8M
Q2 24
$93.6M
Q1 24
$6.3M
Gross Margin
AIR
AIR
CRS
CRS
Q4 25
19.7%
30.0%
Q3 25
18.1%
29.5%
Q2 25
28.3%
Q1 25
27.6%
Q4 24
26.2%
Q3 24
24.6%
Q2 24
23.9%
Q1 24
21.5%
Operating Margin
AIR
AIR
CRS
CRS
Q4 25
6.0%
21.3%
Q3 25
6.4%
20.9%
Q2 25
20.1%
Q1 25
19.0%
Q4 24
17.6%
Q3 24
15.8%
Q2 24
13.6%
Q1 24
11.1%
Net Margin
AIR
AIR
CRS
CRS
Q4 25
4.4%
14.5%
Q3 25
4.7%
16.7%
Q2 25
14.8%
Q1 25
13.1%
Q4 24
12.4%
Q3 24
11.8%
Q2 24
11.7%
Q1 24
0.9%
EPS (diluted)
AIR
AIR
CRS
CRS
Q4 25
$0.90
$2.09
Q3 25
$0.95
$2.43
Q2 25
$2.21
Q1 25
$1.88
Q4 24
$1.66
Q3 24
$1.67
Q2 24
$1.85
Q1 24
$0.12

Balance Sheet & Financial Strength

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

Metric
AIR
AIR
CRS
CRS
Cash + ST InvestmentsLiquidity on hand
$75.6M
$231.9M
Total DebtLower is stronger
$952.7M
Stockholders' EquityBook value
$1.6B
$2.0B
Total Assets
$3.2B
$3.5B
Debt / EquityLower = less leverage
0.61×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AIR
AIR
CRS
CRS
Q4 25
$75.6M
$231.9M
Q3 25
$80.0M
$208.0M
Q2 25
$315.5M
Q1 25
$151.5M
Q4 24
$162.1M
Q3 24
$150.2M
Q2 24
$199.1M
Q1 24
$53.5M
Total Debt
AIR
AIR
CRS
CRS
Q4 25
$952.7M
Q3 25
$1.0B
Q2 25
Q1 25
Q4 24
Q3 24
Q2 24
Q1 24
Stockholders' Equity
AIR
AIR
CRS
CRS
Q4 25
$1.6B
$2.0B
Q3 25
$1.2B
$1.9B
Q2 25
$1.9B
Q1 25
$1.8B
Q4 24
$1.7B
Q3 24
$1.7B
Q2 24
$1.6B
Q1 24
$1.5B
Total Assets
AIR
AIR
CRS
CRS
Q4 25
$3.2B
$3.5B
Q3 25
$2.9B
$3.4B
Q2 25
$3.5B
Q1 25
$3.4B
Q4 24
$3.3B
Q3 24
$3.3B
Q2 24
$3.3B
Q1 24
$3.2B
Debt / Equity
AIR
AIR
CRS
CRS
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
CRS
CRS
Operating Cash FlowLast quarter
$13.6M
$132.2M
Free Cash FlowOCF − Capex
$6.2M
$85.9M
FCF MarginFCF / Revenue
0.8%
11.8%
Capex IntensityCapex / Revenue
0.9%
6.4%
Cash ConversionOCF / Net Profit
0.39×
1.26×
TTM Free Cash FlowTrailing 4 quarters
$316.7M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AIR
AIR
CRS
CRS
Q4 25
$13.6M
$132.2M
Q3 25
$-44.9M
$39.2M
Q2 25
$258.1M
Q1 25
$74.2M
Q4 24
$67.9M
Q3 24
$40.2M
Q2 24
$169.5M
Q1 24
$83.5M
Free Cash Flow
AIR
AIR
CRS
CRS
Q4 25
$6.2M
$85.9M
Q3 25
$-53.6M
$-3.4M
Q2 25
$200.2M
Q1 25
$34.0M
Q4 24
$38.6M
Q3 24
$13.3M
Q2 24
$141.8M
Q1 24
$61.9M
FCF Margin
AIR
AIR
CRS
CRS
Q4 25
0.8%
11.8%
Q3 25
-7.2%
-0.5%
Q2 25
26.5%
Q1 25
4.7%
Q4 24
5.7%
Q3 24
1.9%
Q2 24
17.8%
Q1 24
9.0%
Capex Intensity
AIR
AIR
CRS
CRS
Q4 25
0.9%
6.4%
Q3 25
1.2%
5.8%
Q2 25
7.7%
Q1 25
5.5%
Q4 24
4.3%
Q3 24
3.7%
Q2 24
3.5%
Q1 24
3.2%
Cash Conversion
AIR
AIR
CRS
CRS
Q4 25
0.39×
1.26×
Q3 25
-1.31×
0.32×
Q2 25
2.31×
Q1 25
0.78×
Q4 24
0.81×
Q3 24
0.47×
Q2 24
1.81×
Q1 24
13.25×

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%

CRS
CRS

Aerospace And Defense Markets$448.8M62%
Industrial And Consumer Markets$88.4M12%
Performance Engineered Products Segment$83.2M11%
Medical Market$54.7M8%
Energy Market$48.5M7%
Transportation Market$21.2M3%
Distribution Market$17.2M2%

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