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Side-by-side financial comparison of Allison Transmission Holdings Inc (ALSN) and STAR GROUP, L.P. (SGU). 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 $539.3M, roughly 1.4× STAR GROUP, L.P.). Allison Transmission Holdings Inc runs the higher net margin — 13.4% vs 6.6%, a 6.8% gap on every dollar of revenue. On growth, STAR GROUP, L.P. posted the faster year-over-year revenue change (10.5% vs -7.4%). Allison Transmission Holdings Inc produced more free cash flow last quarter ($169.0M vs $-59.7M).

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.

Lone Star Funds, legal name of main entity Lone Star Global Acquisitions, Ltd. is a global private equity firm that invests in corporate equity, real estate, credit, and other financial assets. The founder of Lone Star established its first fund in 1995 and Lone Star has to date organized 25 private equity funds with total capital commitments since inception of over $95 billion. Lone Star's investors include corporate and public pension funds, sovereign wealth funds, university endowments, fo...

ALSN vs SGU — Head-to-Head

Bigger by revenue
ALSN
ALSN
1.4× larger
ALSN
$737.0M
$539.3M
SGU
Growing faster (revenue YoY)
SGU
SGU
+17.9% gap
SGU
10.5%
-7.4%
ALSN
Higher net margin
ALSN
ALSN
6.8% more per $
ALSN
13.4%
6.6%
SGU
More free cash flow
ALSN
ALSN
$228.7M more FCF
ALSN
$169.0M
$-59.7M
SGU

Income Statement — Q4 FY2025 vs Q1 FY2026

Metric
ALSN
ALSN
SGU
SGU
Revenue
$737.0M
$539.3M
Net Profit
$99.0M
$35.8M
Gross Margin
48.0%
Operating Margin
23.2%
10.1%
Net Margin
13.4%
6.6%
Revenue YoY
-7.4%
10.5%
Net Profit YoY
-43.4%
8.8%
EPS (diluted)
$1.18

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
SGU
SGU
Q4 25
$737.0M
$539.3M
Q3 25
$693.0M
Q2 25
$814.0M
Q1 25
$766.0M
Q4 24
$796.0M
Q3 24
$824.0M
Q2 24
$816.0M
Q1 24
$789.0M
Net Profit
ALSN
ALSN
SGU
SGU
Q4 25
$99.0M
$35.8M
Q3 25
$137.0M
Q2 25
$195.0M
Q1 25
$192.0M
Q4 24
$175.0M
Q3 24
$200.0M
Q2 24
$187.0M
Q1 24
$169.0M
Gross Margin
ALSN
ALSN
SGU
SGU
Q4 25
48.0%
Q3 25
47.5%
Q2 25
49.4%
Q1 25
49.3%
Q4 24
46.9%
Q3 24
48.1%
Q2 24
48.3%
Q1 24
46.4%
Operating Margin
ALSN
ALSN
SGU
SGU
Q4 25
23.2%
10.1%
Q3 25
29.4%
Q2 25
31.4%
Q1 25
32.5%
Q4 24
29.5%
Q3 24
31.6%
Q2 24
32.2%
Q1 24
29.7%
Net Margin
ALSN
ALSN
SGU
SGU
Q4 25
13.4%
6.6%
Q3 25
19.8%
Q2 25
24.0%
Q1 25
25.1%
Q4 24
22.0%
Q3 24
24.3%
Q2 24
22.9%
Q1 24
21.4%
EPS (diluted)
ALSN
ALSN
SGU
SGU
Q4 25
$1.18
Q3 25
$1.63
Q2 25
$2.29
Q1 25
$2.23
Q4 24
$2.01
Q3 24
$2.27
Q2 24
$2.13
Q1 24
$1.90

Balance Sheet & Financial Strength

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

Metric
ALSN
ALSN
SGU
SGU
Cash + ST InvestmentsLiquidity on hand
$1.5B
$19.9M
Total DebtLower is stronger
$2.9B
$254.8M
Stockholders' EquityBook value
$1.9B
Total Assets
$6.1B
$1.1B
Debt / EquityLower = less leverage
1.56×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ALSN
ALSN
SGU
SGU
Q4 25
$1.5B
$19.9M
Q3 25
$902.0M
Q2 25
$778.0M
Q1 25
$753.0M
Q4 24
$781.0M
Q3 24
$788.0M
Q2 24
$648.0M
Q1 24
$551.0M
Total Debt
ALSN
ALSN
SGU
SGU
Q4 25
$2.9B
$254.8M
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
SGU
SGU
Q4 25
$1.9B
Q3 25
$1.8B
Q2 25
$1.8B
Q1 25
$1.7B
Q4 24
$1.7B
Q3 24
$1.6B
Q2 24
$1.5B
Q1 24
$1.3B
Total Assets
ALSN
ALSN
SGU
SGU
Q4 25
$6.1B
$1.1B
Q3 25
$5.5B
Q2 25
$5.4B
Q1 25
$5.4B
Q4 24
$5.3B
Q3 24
$5.4B
Q2 24
$5.2B
Q1 24
$5.1B
Debt / Equity
ALSN
ALSN
SGU
SGU
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
SGU
SGU
Operating Cash FlowLast quarter
$243.0M
$-55.2M
Free Cash FlowOCF − Capex
$169.0M
$-59.7M
FCF MarginFCF / Revenue
22.9%
-11.1%
Capex IntensityCapex / Revenue
10.0%
0.8%
Cash ConversionOCF / Net Profit
2.45×
-1.54×
TTM Free Cash FlowTrailing 4 quarters
$661.0M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ALSN
ALSN
SGU
SGU
Q4 25
$243.0M
$-55.2M
Q3 25
$228.0M
Q2 25
$184.0M
Q1 25
$181.0M
Q4 24
$211.0M
Q3 24
$246.0M
Q2 24
$171.0M
Q1 24
$173.0M
Free Cash Flow
ALSN
ALSN
SGU
SGU
Q4 25
$169.0M
$-59.7M
Q3 25
$184.0M
Q2 25
$153.0M
Q1 25
$155.0M
Q4 24
$136.0M
Q3 24
$210.0M
Q2 24
$150.0M
Q1 24
$162.0M
FCF Margin
ALSN
ALSN
SGU
SGU
Q4 25
22.9%
-11.1%
Q3 25
26.6%
Q2 25
18.8%
Q1 25
20.2%
Q4 24
17.1%
Q3 24
25.5%
Q2 24
18.4%
Q1 24
20.5%
Capex Intensity
ALSN
ALSN
SGU
SGU
Q4 25
10.0%
0.8%
Q3 25
6.3%
Q2 25
3.8%
Q1 25
3.4%
Q4 24
9.4%
Q3 24
4.4%
Q2 24
2.6%
Q1 24
1.4%
Cash Conversion
ALSN
ALSN
SGU
SGU
Q4 25
2.45×
-1.54×
Q3 25
1.66×
Q2 25
0.94×
Q1 25
0.94×
Q4 24
1.21×
Q3 24
1.23×
Q2 24
0.91×
Q1 24
1.02×

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%

SGU
SGU

Home Heating Oil And Propane$372.6M69%
Motor Fuel And Other Petroleum Products$75.4M14%
Equipment Installations$39.6M7%
Equipment Maintenance Service Contracts$30.3M6%
Billable Call Services$21.4M4%

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