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Side-by-side financial comparison of A. O. Smith (AOS) and KRATOS DEFENSE & SECURITY SOLUTIONS, INC. (KTOS). Click either name above to swap in a different company.

A. O. Smith is the larger business by last-quarter revenue ($912.5M vs $345.1M, roughly 2.6× KRATOS DEFENSE & SECURITY SOLUTIONS, INC.). A. O. Smith runs the higher net margin — 13.7% vs 1.7%, a 12.0% gap on every dollar of revenue. On growth, KRATOS DEFENSE & SECURITY SOLUTIONS, INC. posted the faster year-over-year revenue change (21.9% vs 0.0%). A. O. Smith produced more free cash flow last quarter ($165.5M vs $-12.1M). Over the past eight quarters, KRATOS DEFENSE & SECURITY SOLUTIONS, INC.'s revenue compounded faster (11.6% CAGR vs -3.4%).

A. O. Smith Corporation is an American manufacturer of both residential and commercial water heaters and boilers, and the largest manufacturer and marketer of water heaters in North America. It also supplies water treatment and purification products in the Asian market. The company has 27 locations worldwide, including five manufacturing facilities in North America, as well as plants in Bengaluru in India, Nanjing in China and Veldhoven in The Netherlands.

Kratos Defense & Security Solutions, Inc. is an American technology company with manufacturing concentrations in weapons and military electronics. It is headquartered in San Diego, California, United States. Customers include the U.S. federal government, foreign governments, commercial enterprises and state and local government agencies. The company is divided into 6 divisions.

AOS vs KTOS — Head-to-Head

Bigger by revenue
AOS
AOS
2.6× larger
AOS
$912.5M
$345.1M
KTOS
Growing faster (revenue YoY)
KTOS
KTOS
+21.9% gap
KTOS
21.9%
0.0%
AOS
Higher net margin
AOS
AOS
12.0% more per $
AOS
13.7%
1.7%
KTOS
More free cash flow
AOS
AOS
$177.6M more FCF
AOS
$165.5M
$-12.1M
KTOS
Faster 2-yr revenue CAGR
KTOS
KTOS
Annualised
KTOS
11.6%
-3.4%
AOS

Income Statement — Q4 2025 vs Q4 2025

Metric
AOS
AOS
KTOS
KTOS
Revenue
$912.5M
$345.1M
Net Profit
$125.4M
$5.9M
Gross Margin
38.4%
24.2%
Operating Margin
17.9%
2.4%
Net Margin
13.7%
1.7%
Revenue YoY
0.0%
21.9%
Net Profit YoY
14.3%
51.3%
EPS (diluted)
$0.89
$0.03

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
AOS
AOS
KTOS
KTOS
Q4 25
$912.5M
$345.1M
Q3 25
$942.5M
$347.6M
Q2 25
$1.0B
$351.5M
Q1 25
$963.9M
$302.6M
Q4 24
$912.4M
$283.1M
Q3 24
$902.6M
$275.9M
Q2 24
$1.0B
$300.1M
Q1 24
$978.8M
$277.2M
Net Profit
AOS
AOS
KTOS
KTOS
Q4 25
$125.4M
$5.9M
Q3 25
$132.0M
$8.7M
Q2 25
$152.2M
$2.9M
Q1 25
$136.6M
$4.5M
Q4 24
$109.7M
$3.9M
Q3 24
$120.1M
$3.2M
Q2 24
$156.2M
$7.9M
Q1 24
$147.6M
$1.3M
Gross Margin
AOS
AOS
KTOS
KTOS
Q4 25
38.4%
24.2%
Q3 25
38.7%
22.2%
Q2 25
39.3%
21.0%
Q1 25
38.9%
24.3%
Q4 24
37.1%
24.7%
Q3 24
37.4%
25.1%
Q2 24
38.7%
25.7%
Q1 24
39.3%
25.6%
Operating Margin
AOS
AOS
KTOS
KTOS
Q4 25
17.9%
2.4%
Q3 25
18.6%
2.0%
Q2 25
20.4%
1.1%
Q1 25
19.1%
2.2%
Q4 24
10.1%
1.1%
Q3 24
19.5%
2.4%
Q2 24
21.9%
4.2%
Q1 24
22.0%
2.5%
Net Margin
AOS
AOS
KTOS
KTOS
Q4 25
13.7%
1.7%
Q3 25
14.0%
2.5%
Q2 25
15.0%
0.8%
Q1 25
14.2%
1.5%
Q4 24
12.0%
1.4%
Q3 24
13.3%
1.2%
Q2 24
15.2%
2.6%
Q1 24
15.1%
0.5%
EPS (diluted)
AOS
AOS
KTOS
KTOS
Q4 25
$0.89
$0.03
Q3 25
$0.94
$0.05
Q2 25
$1.07
$0.02
Q1 25
$0.95
$0.03
Q4 24
$0.75
$0.03
Q3 24
$0.82
$0.02
Q2 24
$1.06
$0.05
Q1 24
$1.00
$0.01

Balance Sheet & Financial Strength

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

Metric
AOS
AOS
KTOS
KTOS
Cash + ST InvestmentsLiquidity on hand
$193.2M
$560.6M
Total DebtLower is stronger
$155.0M
Stockholders' EquityBook value
$1.9B
$2.0B
Total Assets
$3.1B
$2.5B
Debt / EquityLower = less leverage
0.08×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AOS
AOS
KTOS
KTOS
Q4 25
$193.2M
$560.6M
Q3 25
$172.8M
$565.9M
Q2 25
$177.9M
$783.6M
Q1 25
$200.2M
$263.7M
Q4 24
$276.1M
$329.3M
Q3 24
$255.6M
$301.5M
Q2 24
$233.3M
$308.2M
Q1 24
$303.1M
$338.9M
Total Debt
AOS
AOS
KTOS
KTOS
Q4 25
$155.0M
Q3 25
Q2 25
Q1 25
Q4 24
$193.2M
Q3 24
Q2 24
Q1 24
Stockholders' Equity
AOS
AOS
KTOS
KTOS
Q4 25
$1.9B
$2.0B
Q3 25
$1.8B
$2.0B
Q2 25
$1.8B
$2.0B
Q1 25
$1.9B
$1.4B
Q4 24
$1.9B
$1.4B
Q3 24
$1.9B
$1.3B
Q2 24
$1.9B
$1.3B
Q1 24
$1.9B
$1.3B
Total Assets
AOS
AOS
KTOS
KTOS
Q4 25
$3.1B
$2.5B
Q3 25
$3.2B
$2.4B
Q2 25
$3.2B
$2.6B
Q1 25
$3.3B
$2.0B
Q4 24
$3.2B
$2.0B
Q3 24
$3.2B
$1.9B
Q2 24
$3.2B
$1.9B
Q1 24
$3.2B
$1.9B
Debt / Equity
AOS
AOS
KTOS
KTOS
Q4 25
0.08×
Q3 25
Q2 25
Q1 25
Q4 24
0.10×
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
AOS
AOS
KTOS
KTOS
Operating Cash FlowLast quarter
$183.1M
$12.1M
Free Cash FlowOCF − Capex
$165.5M
$-12.1M
FCF MarginFCF / Revenue
18.1%
-3.5%
Capex IntensityCapex / Revenue
1.9%
7.0%
Cash ConversionOCF / Net Profit
1.46×
2.05×
TTM Free Cash FlowTrailing 4 quarters
$546.0M
$-137.4M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AOS
AOS
KTOS
KTOS
Q4 25
$183.1M
$12.1M
Q3 25
$255.4M
$-13.3M
Q2 25
$139.6M
$-11.7M
Q1 25
$38.7M
$-29.2M
Q4 24
$221.9M
$45.6M
Q3 24
$195.9M
$6.1M
Q2 24
$57.4M
$-2.7M
Q1 24
$106.6M
$700.0K
Free Cash Flow
AOS
AOS
KTOS
KTOS
Q4 25
$165.5M
$-12.1M
Q3 25
$240.6M
$-41.3M
Q2 25
$122.5M
$-32.2M
Q1 25
$17.4M
$-51.8M
Q4 24
$191.3M
$32.0M
Q3 24
$163.4M
$-9.2M
Q2 24
$34.5M
$-15.4M
Q1 24
$84.6M
$-15.9M
FCF Margin
AOS
AOS
KTOS
KTOS
Q4 25
18.1%
-3.5%
Q3 25
25.5%
-11.9%
Q2 25
12.1%
-9.2%
Q1 25
1.8%
-17.1%
Q4 24
21.0%
11.3%
Q3 24
18.1%
-3.3%
Q2 24
3.4%
-5.1%
Q1 24
8.6%
-5.7%
Capex Intensity
AOS
AOS
KTOS
KTOS
Q4 25
1.9%
7.0%
Q3 25
1.6%
8.1%
Q2 25
1.7%
5.8%
Q1 25
2.2%
7.5%
Q4 24
3.4%
4.8%
Q3 24
3.6%
5.5%
Q2 24
2.2%
4.2%
Q1 24
2.2%
6.0%
Cash Conversion
AOS
AOS
KTOS
KTOS
Q4 25
1.46×
2.05×
Q3 25
1.93×
-1.53×
Q2 25
0.92×
-4.03×
Q1 25
0.28×
-6.49×
Q4 24
2.02×
11.69×
Q3 24
1.63×
1.91×
Q2 24
0.37×
-0.34×
Q1 24
0.72×
0.54×

Financial Flow Comparison

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

Revenue Breakdown by Segment

AOS
AOS

North America Segment$713.7M78%
Rest Of World$158.3M17%
Other$40.5M4%

KTOS
KTOS

Kratos Government Solutions$276.7M80%
Non US Government$65.0M19%
Norden Millimeter Inc$5.3M2%

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