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Side-by-side financial comparison of Allison Transmission Holdings Inc (ALSN) and WATTS WATER TECHNOLOGIES INC (WTS). Click either name above to swap in a different company.

Allison Transmission Holdings Inc is the larger business by last-quarter revenue ($737.0M vs $625.1M, roughly 1.2× WATTS WATER TECHNOLOGIES INC). Allison Transmission Holdings Inc runs the higher net margin — 13.4% vs 13.4%, a 0.0% gap on every dollar of revenue. On growth, WATTS WATER TECHNOLOGIES INC posted the faster year-over-year revenue change (15.7% vs -7.4%). Allison Transmission Holdings Inc produced more free cash flow last quarter ($169.0M vs $140.3M). Over the past eight quarters, WATTS WATER TECHNOLOGIES INC's revenue compounded faster (4.6% CAGR vs -3.4%).

Allison Transmission Holdings Inc. is an American manufacturer of commercial duty automatic transmissions and hybrid propulsion systems. Allison products are specified by over 250 vehicle manufacturers and are used in many market sectors, including bus, refuse, fire, construction, distribution, military, and specialty applications.

AERCO International, Inc. is a manufacturer and supplier of commercial condensing boilers, high efficiency water heating equipment and energy recovery systems in the HVAC/plumbing industry across a variety of markets including education, lodging, government, office buildings, healthcare, industrial and multifamily housing. In 1949, AERCO introduced the industry's first semi-instantaneous, tankless steam-to-water water heater. In 1988, AERCO introduced the first condensing and fully modulating...

ALSN vs WTS — Head-to-Head

Bigger by revenue
ALSN
ALSN
1.2× larger
ALSN
$737.0M
$625.1M
WTS
Growing faster (revenue YoY)
WTS
WTS
+23.1% gap
WTS
15.7%
-7.4%
ALSN
Higher net margin
ALSN
ALSN
0.0% more per $
ALSN
13.4%
13.4%
WTS
More free cash flow
ALSN
ALSN
$28.7M more FCF
ALSN
$169.0M
$140.3M
WTS
Faster 2-yr revenue CAGR
WTS
WTS
Annualised
WTS
4.6%
-3.4%
ALSN

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
ALSN
ALSN
WTS
WTS
Revenue
$737.0M
$625.1M
Net Profit
$99.0M
$83.7M
Gross Margin
48.0%
49.5%
Operating Margin
23.2%
18.2%
Net Margin
13.4%
13.4%
Revenue YoY
-7.4%
15.7%
Net Profit YoY
-43.4%
24.0%
EPS (diluted)
$1.18
$2.50

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
ALSN
ALSN
WTS
WTS
Q4 25
$737.0M
$625.1M
Q3 25
$693.0M
$611.7M
Q2 25
$814.0M
$643.7M
Q1 25
$766.0M
$558.0M
Q4 24
$796.0M
$540.4M
Q3 24
$824.0M
$543.6M
Q2 24
$816.0M
$597.3M
Q1 24
$789.0M
$570.9M
Net Profit
ALSN
ALSN
WTS
WTS
Q4 25
$99.0M
$83.7M
Q3 25
$137.0M
$82.2M
Q2 25
$195.0M
$100.9M
Q1 25
$192.0M
$74.0M
Q4 24
$175.0M
$67.5M
Q3 24
$200.0M
$69.1M
Q2 24
$187.0M
$82.0M
Q1 24
$169.0M
$72.6M
Gross Margin
ALSN
ALSN
WTS
WTS
Q4 25
48.0%
49.5%
Q3 25
47.5%
48.8%
Q2 25
49.4%
50.6%
Q1 25
49.3%
48.8%
Q4 24
46.9%
46.7%
Q3 24
48.1%
47.3%
Q2 24
48.3%
47.7%
Q1 24
46.4%
46.9%
Operating Margin
ALSN
ALSN
WTS
WTS
Q4 25
23.2%
18.2%
Q3 25
29.4%
18.2%
Q2 25
31.4%
21.0%
Q1 25
32.5%
15.7%
Q4 24
29.5%
16.5%
Q3 24
31.6%
17.1%
Q2 24
32.2%
18.7%
Q1 24
29.7%
16.9%
Net Margin
ALSN
ALSN
WTS
WTS
Q4 25
13.4%
13.4%
Q3 25
19.8%
13.4%
Q2 25
24.0%
15.7%
Q1 25
25.1%
13.3%
Q4 24
22.0%
12.5%
Q3 24
24.3%
12.7%
Q2 24
22.9%
13.7%
Q1 24
21.4%
12.7%
EPS (diluted)
ALSN
ALSN
WTS
WTS
Q4 25
$1.18
$2.50
Q3 25
$1.63
$2.45
Q2 25
$2.29
$3.01
Q1 25
$2.23
$2.21
Q4 24
$2.01
$2.02
Q3 24
$2.27
$2.06
Q2 24
$2.13
$2.44
Q1 24
$1.90
$2.17

Balance Sheet & Financial Strength

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

Metric
ALSN
ALSN
WTS
WTS
Cash + ST InvestmentsLiquidity on hand
$1.5B
$405.5M
Total DebtLower is stronger
$2.9B
Stockholders' EquityBook value
$1.9B
$2.0B
Total Assets
$6.1B
$2.9B
Debt / EquityLower = less leverage
1.56×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ALSN
ALSN
WTS
WTS
Q4 25
$1.5B
$405.5M
Q3 25
$902.0M
$457.7M
Q2 25
$778.0M
$369.3M
Q1 25
$753.0M
$336.8M
Q4 24
$781.0M
$386.9M
Q3 24
$788.0M
$303.9M
Q2 24
$648.0M
$279.4M
Q1 24
$551.0M
$237.1M
Total Debt
ALSN
ALSN
WTS
WTS
Q4 25
$2.9B
Q3 25
$2.4B
Q2 25
$2.4B
Q1 25
$2.4B
Q4 24
$2.4B
Q3 24
$2.4B
Q2 24
$2.4B
Q1 24
$2.4B
Stockholders' Equity
ALSN
ALSN
WTS
WTS
Q4 25
$1.9B
$2.0B
Q3 25
$1.8B
$2.0B
Q2 25
$1.8B
$1.9B
Q1 25
$1.7B
$1.8B
Q4 24
$1.7B
$1.7B
Q3 24
$1.6B
$1.7B
Q2 24
$1.5B
$1.6B
Q1 24
$1.3B
$1.6B
Total Assets
ALSN
ALSN
WTS
WTS
Q4 25
$6.1B
$2.9B
Q3 25
$5.5B
$2.7B
Q2 25
$5.4B
$2.6B
Q1 25
$5.4B
$2.5B
Q4 24
$5.3B
$2.4B
Q3 24
$5.4B
$2.4B
Q2 24
$5.2B
$2.4B
Q1 24
$5.1B
$2.3B
Debt / Equity
ALSN
ALSN
WTS
WTS
Q4 25
1.56×
Q3 25
1.31×
Q2 25
1.38×
Q1 25
1.45×
Q4 24
1.46×
Q3 24
1.49×
Q2 24
1.63×
Q1 24
1.80×

Cash Flow & Capital Efficiency

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

Metric
ALSN
ALSN
WTS
WTS
Operating Cash FlowLast quarter
$243.0M
$154.7M
Free Cash FlowOCF − Capex
$169.0M
$140.3M
FCF MarginFCF / Revenue
22.9%
22.4%
Capex IntensityCapex / Revenue
10.0%
2.3%
Cash ConversionOCF / Net Profit
2.45×
1.85×
TTM Free Cash FlowTrailing 4 quarters
$661.0M
$356.3M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ALSN
ALSN
WTS
WTS
Q4 25
$243.0M
$154.7M
Q3 25
$228.0M
$122.4M
Q2 25
$184.0M
$69.7M
Q1 25
$181.0M
$55.2M
Q4 24
$211.0M
$139.5M
Q3 24
$246.0M
$90.7M
Q2 24
$171.0M
$85.3M
Q1 24
$173.0M
$45.6M
Free Cash Flow
ALSN
ALSN
WTS
WTS
Q4 25
$169.0M
$140.3M
Q3 25
$184.0M
$110.9M
Q2 25
$153.0M
$59.5M
Q1 25
$155.0M
$45.6M
Q4 24
$136.0M
$127.5M
Q3 24
$210.0M
$84.3M
Q2 24
$150.0M
$78.5M
Q1 24
$162.0M
$35.5M
FCF Margin
ALSN
ALSN
WTS
WTS
Q4 25
22.9%
22.4%
Q3 25
26.6%
18.1%
Q2 25
18.8%
9.2%
Q1 25
20.2%
8.2%
Q4 24
17.1%
23.6%
Q3 24
25.5%
15.5%
Q2 24
18.4%
13.1%
Q1 24
20.5%
6.2%
Capex Intensity
ALSN
ALSN
WTS
WTS
Q4 25
10.0%
2.3%
Q3 25
6.3%
1.9%
Q2 25
3.8%
1.6%
Q1 25
3.4%
1.7%
Q4 24
9.4%
2.2%
Q3 24
4.4%
1.2%
Q2 24
2.6%
1.1%
Q1 24
1.4%
1.8%
Cash Conversion
ALSN
ALSN
WTS
WTS
Q4 25
2.45×
1.85×
Q3 25
1.66×
1.49×
Q2 25
0.94×
0.69×
Q1 25
0.94×
0.75×
Q4 24
1.21×
2.07×
Q3 24
1.23×
1.31×
Q2 24
0.91×
1.04×
Q1 24
1.02×
0.63×

Financial Flow Comparison

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

Revenue Breakdown by Segment

ALSN
ALSN

North America On Highway$361.0M49%
Service Parts Support Equipment And Other$160.0M22%
Outside North America On Highway$131.0M18%
Defense$73.0M10%
Global Off-Highway$12.0M2%

WTS
WTS

Segment breakdown not available.

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