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Side-by-side financial comparison of ADVANCED ENERGY INDUSTRIES INC (AEIS) and A. O. Smith (AOS). Click either name above to swap in a different company.

A. O. Smith is the larger business by last-quarter revenue ($912.5M vs $489.4M, roughly 1.9× ADVANCED ENERGY INDUSTRIES INC). A. O. Smith runs the higher net margin — 13.7% vs 10.7%, a 3.1% gap on every dollar of revenue. On growth, ADVANCED ENERGY INDUSTRIES INC posted the faster year-over-year revenue change (17.8% vs 0.0%). A. O. Smith produced more free cash flow last quarter ($165.5M vs $43.0M). Over the past eight quarters, ADVANCED ENERGY INDUSTRIES INC's revenue compounded faster (22.2% CAGR vs -3.4%).

Advanced Energy Industries, Inc. is an American multinational technology company headquartered in Denver, Colorado that develops precision power conversion, measurement and control technologies for the manufacture of semiconductors, flat panel displays, data storage products, telecommunications network equipment, industrial coatings, medical devices, solar cells and architectural glass.

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.

AEIS vs AOS — Head-to-Head

Bigger by revenue
AOS
AOS
1.9× larger
AOS
$912.5M
$489.4M
AEIS
Growing faster (revenue YoY)
AEIS
AEIS
+17.8% gap
AEIS
17.8%
0.0%
AOS
Higher net margin
AOS
AOS
3.1% more per $
AOS
13.7%
10.7%
AEIS
More free cash flow
AOS
AOS
$122.5M more FCF
AOS
$165.5M
$43.0M
AEIS
Faster 2-yr revenue CAGR
AEIS
AEIS
Annualised
AEIS
22.2%
-3.4%
AOS

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
AEIS
AEIS
AOS
AOS
Revenue
$489.4M
$912.5M
Net Profit
$52.3M
$125.4M
Gross Margin
38.6%
38.4%
Operating Margin
11.6%
17.9%
Net Margin
10.7%
13.7%
Revenue YoY
17.8%
0.0%
Net Profit YoY
7.4%
14.3%
EPS (diluted)
$1.32
$0.89

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
AEIS
AEIS
AOS
AOS
Q4 25
$489.4M
$912.5M
Q3 25
$463.3M
$942.5M
Q2 25
$441.5M
$1.0B
Q1 25
$404.6M
$963.9M
Q4 24
$415.4M
$912.4M
Q3 24
$374.2M
$902.6M
Q2 24
$364.9M
$1.0B
Q1 24
$327.5M
$978.8M
Net Profit
AEIS
AEIS
AOS
AOS
Q4 25
$52.3M
$125.4M
Q3 25
$46.2M
$132.0M
Q2 25
$25.2M
$152.2M
Q1 25
$24.7M
$136.6M
Q4 24
$48.7M
$109.7M
Q3 24
$-14.9M
$120.1M
Q2 24
$15.0M
$156.2M
Q1 24
$5.4M
$147.6M
Gross Margin
AEIS
AEIS
AOS
AOS
Q4 25
38.6%
38.4%
Q3 25
37.6%
38.7%
Q2 25
37.0%
39.3%
Q1 25
37.2%
38.9%
Q4 24
37.2%
37.1%
Q3 24
35.8%
37.4%
Q2 24
35.0%
38.7%
Q1 24
34.5%
39.3%
Operating Margin
AEIS
AEIS
AOS
AOS
Q4 25
11.6%
17.9%
Q3 25
10.6%
18.6%
Q2 25
7.2%
20.4%
Q1 25
7.6%
19.1%
Q4 24
8.2%
10.1%
Q3 24
-3.0%
19.5%
Q2 24
3.6%
21.9%
Q1 24
0.2%
22.0%
Net Margin
AEIS
AEIS
AOS
AOS
Q4 25
10.7%
13.7%
Q3 25
10.0%
14.0%
Q2 25
5.7%
15.0%
Q1 25
6.1%
14.2%
Q4 24
11.7%
12.0%
Q3 24
-4.0%
13.3%
Q2 24
4.1%
15.2%
Q1 24
1.6%
15.1%
EPS (diluted)
AEIS
AEIS
AOS
AOS
Q4 25
$1.32
$0.89
Q3 25
$1.20
$0.94
Q2 25
$0.67
$1.07
Q1 25
$0.65
$0.95
Q4 24
$1.29
$0.75
Q3 24
$-0.40
$0.82
Q2 24
$0.40
$1.06
Q1 24
$0.14
$1.00

Balance Sheet & Financial Strength

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

Metric
AEIS
AEIS
AOS
AOS
Cash + ST InvestmentsLiquidity on hand
$791.2M
$193.2M
Total DebtLower is stronger
$567.5M
$155.0M
Stockholders' EquityBook value
$1.4B
$1.9B
Total Assets
$2.5B
$3.1B
Debt / EquityLower = less leverage
0.42×
0.08×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AEIS
AEIS
AOS
AOS
Q4 25
$791.2M
$193.2M
Q3 25
$758.6M
$172.8M
Q2 25
$713.5M
$177.9M
Q1 25
$723.0M
$200.2M
Q4 24
$722.1M
$276.1M
Q3 24
$657.3M
$255.6M
Q2 24
$986.1M
$233.3M
Q1 24
$1.0B
$303.1M
Total Debt
AEIS
AEIS
AOS
AOS
Q4 25
$567.5M
$155.0M
Q3 25
Q2 25
Q1 25
Q4 24
$564.7M
$193.2M
Q3 24
$564.0M
Q2 24
$907.3M
Q1 24
$911.5M
Stockholders' Equity
AEIS
AEIS
AOS
AOS
Q4 25
$1.4B
$1.9B
Q3 25
$1.3B
$1.8B
Q2 25
$1.3B
$1.8B
Q1 25
$1.2B
$1.9B
Q4 24
$1.2B
$1.9B
Q3 24
$1.2B
$1.9B
Q2 24
$1.2B
$1.9B
Q1 24
$1.1B
$1.9B
Total Assets
AEIS
AEIS
AOS
AOS
Q4 25
$2.5B
$3.1B
Q3 25
$2.4B
$3.2B
Q2 25
$2.4B
$3.2B
Q1 25
$2.3B
$3.3B
Q4 24
$2.3B
$3.2B
Q3 24
$2.2B
$3.2B
Q2 24
$2.5B
$3.2B
Q1 24
$2.5B
$3.2B
Debt / Equity
AEIS
AEIS
AOS
AOS
Q4 25
0.42×
0.08×
Q3 25
Q2 25
Q1 25
Q4 24
0.47×
0.10×
Q3 24
0.48×
Q2 24
0.78×
Q1 24
0.80×

Cash Flow & Capital Efficiency

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

Metric
AEIS
AEIS
AOS
AOS
Operating Cash FlowLast quarter
$80.5M
$183.1M
Free Cash FlowOCF − Capex
$43.0M
$165.5M
FCF MarginFCF / Revenue
8.8%
18.1%
Capex IntensityCapex / Revenue
7.7%
1.9%
Cash ConversionOCF / Net Profit
1.54×
1.46×
TTM Free Cash FlowTrailing 4 quarters
$125.9M
$546.0M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AEIS
AEIS
AOS
AOS
Q4 25
$80.5M
$183.1M
Q3 25
$78.7M
$255.4M
Q2 25
$45.2M
$139.6M
Q1 25
$28.9M
$38.7M
Q4 24
$82.7M
$221.9M
Q3 24
$34.1M
$195.9M
Q2 24
$6.7M
$57.4M
Q1 24
$7.3M
$106.6M
Free Cash Flow
AEIS
AEIS
AOS
AOS
Q4 25
$43.0M
$165.5M
Q3 25
$50.8M
$240.6M
Q2 25
$17.1M
$122.5M
Q1 25
$15.0M
$17.4M
Q4 24
$69.9M
$191.3M
Q3 24
$21.4M
$163.4M
Q2 24
$-8.1M
$34.5M
Q1 24
$-9.3M
$84.6M
FCF Margin
AEIS
AEIS
AOS
AOS
Q4 25
8.8%
18.1%
Q3 25
11.0%
25.5%
Q2 25
3.9%
12.1%
Q1 25
3.7%
1.8%
Q4 24
16.8%
21.0%
Q3 24
5.7%
18.1%
Q2 24
-2.2%
3.4%
Q1 24
-2.9%
8.6%
Capex Intensity
AEIS
AEIS
AOS
AOS
Q4 25
7.7%
1.9%
Q3 25
6.0%
1.6%
Q2 25
6.4%
1.7%
Q1 25
3.4%
2.2%
Q4 24
3.1%
3.4%
Q3 24
3.4%
3.6%
Q2 24
4.0%
2.2%
Q1 24
5.1%
2.2%
Cash Conversion
AEIS
AEIS
AOS
AOS
Q4 25
1.54×
1.46×
Q3 25
1.70×
1.93×
Q2 25
1.79×
0.92×
Q1 25
1.17×
0.28×
Q4 24
1.70×
2.02×
Q3 24
1.63×
Q2 24
0.45×
0.37×
Q1 24
1.35×
0.72×

Financial Flow Comparison

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

Revenue Breakdown by Segment

AEIS
AEIS

Semiconductor Equipment$211.6M43%
Data Center Computing$177.9M36%
Industrial And Medical$78.2M16%
Telecom And Networking$21.7M4%

AOS
AOS

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

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