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

ABM INDUSTRIES INC is the larger business by last-quarter revenue ($2.3B vs $912.5M, roughly 2.5× A. O. Smith). A. O. Smith runs the higher net margin — 13.7% vs 1.5%, a 12.2% gap on every dollar of revenue. On growth, ABM INDUSTRIES INC posted the faster year-over-year revenue change (5.4% vs 0.0%). A. O. Smith produced more free cash flow last quarter ($165.5M vs $112.7M). Over the past eight quarters, ABM INDUSTRIES INC's revenue compounded faster (5.3% CAGR vs -3.4%).

ABM Industries Inc. is a facility management provider in the United States founded in 1909 by Morris Rosenberg in San Francisco, California. ABM provides facility services in areas such as electrical, lighting, energy, facility engineering, electrification, heating, ventilation, air conditioning, mechanical, janitorial services, landscape, grounds, parking, and transportation.

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.

ABM vs AOS — Head-to-Head

Bigger by revenue
ABM
ABM
2.5× larger
ABM
$2.3B
$912.5M
AOS
Growing faster (revenue YoY)
ABM
ABM
+5.4% gap
ABM
5.4%
0.0%
AOS
Higher net margin
AOS
AOS
12.2% more per $
AOS
13.7%
1.5%
ABM
More free cash flow
AOS
AOS
$52.8M more FCF
AOS
$165.5M
$112.7M
ABM
Faster 2-yr revenue CAGR
ABM
ABM
Annualised
ABM
5.3%
-3.4%
AOS

Income Statement — Q4 2025 vs Q4 2025

Metric
ABM
ABM
AOS
AOS
Revenue
$2.3B
$912.5M
Net Profit
$34.8M
$125.4M
Gross Margin
11.8%
38.4%
Operating Margin
3.0%
17.9%
Net Margin
1.5%
13.7%
Revenue YoY
5.4%
0.0%
Net Profit YoY
394.9%
14.3%
EPS (diluted)
$0.56
$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
ABM
ABM
AOS
AOS
Q4 25
$2.3B
$912.5M
Q3 25
$2.2B
$942.5M
Q2 25
$2.1B
$1.0B
Q1 25
$2.1B
$963.9M
Q4 24
$2.2B
$912.4M
Q3 24
$2.1B
$902.6M
Q2 24
$2.0B
$1.0B
Q1 24
$2.1B
$978.8M
Net Profit
ABM
ABM
AOS
AOS
Q4 25
$34.8M
$125.4M
Q3 25
$41.8M
$132.0M
Q2 25
$42.2M
$152.2M
Q1 25
$43.6M
$136.6M
Q4 24
$-11.8M
$109.7M
Q3 24
$4.7M
$120.1M
Q2 24
$43.8M
$156.2M
Q1 24
$44.7M
$147.6M
Gross Margin
ABM
ABM
AOS
AOS
Q4 25
11.8%
38.4%
Q3 25
12.3%
38.7%
Q2 25
12.8%
39.3%
Q1 25
12.3%
38.9%
Q4 24
12.5%
37.1%
Q3 24
12.6%
37.4%
Q2 24
12.6%
38.7%
Q1 24
11.8%
39.3%
Operating Margin
ABM
ABM
AOS
AOS
Q4 25
3.0%
17.9%
Q3 25
3.8%
18.6%
Q2 25
3.9%
20.4%
Q1 25
3.7%
19.1%
Q4 24
0.9%
10.1%
Q3 24
1.8%
19.5%
Q2 24
4.0%
21.9%
Q1 24
3.6%
22.0%
Net Margin
ABM
ABM
AOS
AOS
Q4 25
1.5%
13.7%
Q3 25
1.9%
14.0%
Q2 25
2.0%
15.0%
Q1 25
2.1%
14.2%
Q4 24
-0.5%
12.0%
Q3 24
0.2%
13.3%
Q2 24
2.2%
15.2%
Q1 24
2.2%
15.1%
EPS (diluted)
ABM
ABM
AOS
AOS
Q4 25
$0.56
$0.89
Q3 25
$0.67
$0.94
Q2 25
$0.67
$1.07
Q1 25
$0.69
$0.95
Q4 24
$-0.18
$0.75
Q3 24
$0.07
$0.82
Q2 24
$0.69
$1.06
Q1 24
$0.70
$1.00

Balance Sheet & Financial Strength

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

Metric
ABM
ABM
AOS
AOS
Cash + ST InvestmentsLiquidity on hand
$104.1M
$193.2M
Total DebtLower is stronger
$155.0M
Stockholders' EquityBook value
$1.8B
$1.9B
Total Assets
$5.3B
$3.1B
Debt / EquityLower = less leverage
0.08×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ABM
ABM
AOS
AOS
Q4 25
$104.1M
$193.2M
Q3 25
$69.3M
$172.8M
Q2 25
$58.7M
$177.9M
Q1 25
$59.0M
$200.2M
Q4 24
$64.6M
$276.1M
Q3 24
$86.3M
$255.6M
Q2 24
$60.7M
$233.3M
Q1 24
$58.0M
$303.1M
Total Debt
ABM
ABM
AOS
AOS
Q4 25
$155.0M
Q3 25
Q2 25
Q1 25
Q4 24
$193.2M
Q3 24
Q2 24
Q1 24
Stockholders' Equity
ABM
ABM
AOS
AOS
Q4 25
$1.8B
$1.9B
Q3 25
$1.8B
$1.8B
Q2 25
$1.8B
$1.8B
Q1 25
$1.8B
$1.9B
Q4 24
$1.8B
$1.9B
Q3 24
$1.8B
$1.9B
Q2 24
$1.8B
$1.9B
Q1 24
$1.8B
$1.9B
Total Assets
ABM
ABM
AOS
AOS
Q4 25
$5.3B
$3.1B
Q3 25
$5.3B
$3.2B
Q2 25
$5.3B
$3.2B
Q1 25
$5.2B
$3.3B
Q4 24
$5.1B
$3.2B
Q3 24
$5.0B
$3.2B
Q2 24
$4.9B
$3.2B
Q1 24
$5.0B
$3.2B
Debt / Equity
ABM
ABM
AOS
AOS
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
ABM
ABM
AOS
AOS
Operating Cash FlowLast quarter
$133.4M
$183.1M
Free Cash FlowOCF − Capex
$112.7M
$165.5M
FCF MarginFCF / Revenue
4.9%
18.1%
Capex IntensityCapex / Revenue
0.9%
1.9%
Cash ConversionOCF / Net Profit
3.83×
1.46×
TTM Free Cash FlowTrailing 4 quarters
$155.1M
$546.0M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ABM
ABM
AOS
AOS
Q4 25
$133.4M
$183.1M
Q3 25
$174.9M
$255.4M
Q2 25
$32.3M
$139.6M
Q1 25
$-106.2M
$38.7M
Q4 24
$30.4M
$221.9M
Q3 24
$79.4M
$195.9M
Q2 24
$117.0M
$57.4M
Q1 24
$-100.0K
$106.6M
Free Cash Flow
ABM
ABM
AOS
AOS
Q4 25
$112.7M
$165.5M
Q3 25
$150.1M
$240.6M
Q2 25
$15.2M
$122.5M
Q1 25
$-122.9M
$17.4M
Q4 24
$15.6M
$191.3M
Q3 24
$63.9M
$163.4M
Q2 24
$101.5M
$34.5M
Q1 24
$-13.7M
$84.6M
FCF Margin
ABM
ABM
AOS
AOS
Q4 25
4.9%
18.1%
Q3 25
6.7%
25.5%
Q2 25
0.7%
12.1%
Q1 25
-5.8%
1.8%
Q4 24
0.7%
21.0%
Q3 24
3.1%
18.1%
Q2 24
5.0%
3.4%
Q1 24
-0.7%
8.6%
Capex Intensity
ABM
ABM
AOS
AOS
Q4 25
0.9%
1.9%
Q3 25
1.1%
1.6%
Q2 25
0.8%
1.7%
Q1 25
0.8%
2.2%
Q4 24
0.7%
3.4%
Q3 24
0.7%
3.6%
Q2 24
0.8%
2.2%
Q1 24
0.7%
2.2%
Cash Conversion
ABM
ABM
AOS
AOS
Q4 25
3.83×
1.46×
Q3 25
4.18×
1.93×
Q2 25
0.77×
0.92×
Q1 25
-2.44×
0.28×
Q4 24
2.02×
Q3 24
16.89×
1.63×
Q2 24
2.67×
0.37×
Q1 24
-0.00×
0.72×

Financial Flow Comparison

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

Revenue Breakdown by Segment

ABM
ABM

Facility Service Line Janitorial$729.5M32%
Technical Solutions$298.6M13%
Aviation$296.7M13%
Education$233.8M10%
Engineering And Infrastructure Service Line$211.3M9%
Engineering And Infrastructure Service Line Operations And Maintenance$207.2M9%
Facility Service Line Aviation Services$134.4M6%
Facility Service Line Parking And Transportation$108.0M5%
Management Reimbursement Revenue$86.9M4%

AOS
AOS

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

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