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Side-by-side financial comparison of First Solar (FSLR) and STAR GROUP, L.P. (SGU). Click either name above to swap in a different company.

First Solar is the larger business by last-quarter revenue ($1.0B vs $539.3M, roughly 1.9× STAR GROUP, L.P.). First Solar runs the higher net margin — 33.2% vs 6.6%, a 26.6% gap on every dollar of revenue. On growth, First Solar posted the faster year-over-year revenue change (23.6% vs 10.5%).

First Solar, Inc. is a publicly traded American manufacturer of solar panels. First Solar uses rigid thin-film modules for its solar panels, and produces CdTe panels using cadmium telluride (CdTe) as a semiconductor. The company was founded in 1990 by inventor Harold McMaster as Solar Cells, Inc. In 1999 it was purchased by True North Partners, LLC, which rebranded it as First Solar, Inc. It provides end-of-life panel recycling at each of its manufacturing facilities.

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...

FSLR vs SGU — Head-to-Head

Bigger by revenue
FSLR
FSLR
1.9× larger
FSLR
$1.0B
$539.3M
SGU
Growing faster (revenue YoY)
FSLR
FSLR
+13.2% gap
FSLR
23.6%
10.5%
SGU
Higher net margin
FSLR
FSLR
26.6% more per $
FSLR
33.2%
6.6%
SGU

Income Statement — Q1 FY2026 vs Q1 FY2026

Metric
FSLR
FSLR
SGU
SGU
Revenue
$1.0B
$539.3M
Net Profit
$346.6M
$35.8M
Gross Margin
46.6%
Operating Margin
33.1%
10.1%
Net Margin
33.2%
6.6%
Revenue YoY
23.6%
10.5%
Net Profit YoY
65.4%
8.8%
EPS (diluted)
$3.22

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
FSLR
FSLR
SGU
SGU
Q1 26
$1.0B
Q4 25
$1.7B
$539.3M
Q3 25
$1.6B
Q2 25
$1.1B
Q1 25
$844.6M
Q4 24
$1.5B
Q3 24
$887.7M
Q2 24
$1.0B
Net Profit
FSLR
FSLR
SGU
SGU
Q1 26
$346.6M
Q4 25
$520.9M
$35.8M
Q3 25
$455.9M
Q2 25
$341.9M
Q1 25
$209.5M
Q4 24
$393.1M
Q3 24
$313.0M
Q2 24
$349.4M
Gross Margin
FSLR
FSLR
SGU
SGU
Q1 26
46.6%
Q4 25
39.5%
Q3 25
38.3%
Q2 25
45.6%
Q1 25
40.8%
Q4 24
37.5%
Q3 24
50.2%
Q2 24
49.4%
Operating Margin
FSLR
FSLR
SGU
SGU
Q1 26
33.1%
Q4 25
32.6%
10.1%
Q3 25
29.2%
Q2 25
33.0%
Q1 25
26.2%
Q4 24
30.2%
Q3 24
36.3%
Q2 24
36.9%
Net Margin
FSLR
FSLR
SGU
SGU
Q1 26
33.2%
Q4 25
31.0%
6.6%
Q3 25
28.6%
Q2 25
31.2%
Q1 25
24.8%
Q4 24
26.0%
Q3 24
35.3%
Q2 24
34.6%
EPS (diluted)
FSLR
FSLR
SGU
SGU
Q1 26
$3.22
Q4 25
$4.84
Q3 25
$4.24
Q2 25
$3.18
Q1 25
$1.95
Q4 24
$3.66
Q3 24
$2.91
Q2 24
$3.25

Balance Sheet & Financial Strength

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

Metric
FSLR
FSLR
SGU
SGU
Cash + ST InvestmentsLiquidity on hand
$2.4B
$19.9M
Total DebtLower is stronger
$425.8M
$254.8M
Stockholders' EquityBook value
$9.9B
Total Assets
$13.4B
$1.1B
Debt / EquityLower = less leverage
0.04×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
FSLR
FSLR
SGU
SGU
Q1 26
$2.4B
Q4 25
$2.8B
$19.9M
Q3 25
$2.0B
Q2 25
$1.1B
Q1 25
$837.6M
Q4 24
$1.6B
Q3 24
$1.0B
Q2 24
$1.7B
Total Debt
FSLR
FSLR
SGU
SGU
Q1 26
$425.8M
Q4 25
$254.8M
Q3 25
Q2 25
Q1 25
Q4 24
Q3 24
Q2 24
Stockholders' Equity
FSLR
FSLR
SGU
SGU
Q1 26
$9.9B
Q4 25
$9.5B
Q3 25
$9.0B
Q2 25
$8.5B
Q1 25
$8.2B
Q4 24
$8.0B
Q3 24
$7.6B
Q2 24
$7.3B
Total Assets
FSLR
FSLR
SGU
SGU
Q1 26
$13.4B
Q4 25
$13.3B
$1.1B
Q3 25
$13.5B
Q2 25
$12.9B
Q1 25
$12.1B
Q4 24
$12.1B
Q3 24
$11.4B
Q2 24
$11.0B
Debt / Equity
FSLR
FSLR
SGU
SGU
Q1 26
0.04×
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
Q3 24
Q2 24

Cash Flow & Capital Efficiency

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

Metric
FSLR
FSLR
SGU
SGU
Operating Cash FlowLast quarter
$-214.9M
$-55.2M
Free Cash FlowOCF − Capex
$-59.7M
FCF MarginFCF / Revenue
-11.1%
Capex IntensityCapex / Revenue
0.8%
Cash ConversionOCF / Net Profit
-0.62×
-1.54×
TTM Free Cash FlowTrailing 4 quarters

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
FSLR
FSLR
SGU
SGU
Q1 26
$-214.9M
Q4 25
$1.2B
$-55.2M
Q3 25
$1.3B
Q2 25
$149.6M
Q1 25
$-608.0M
Q4 24
$811.0M
Q3 24
$-53.7M
Q2 24
$193.0M
Free Cash Flow
FSLR
FSLR
SGU
SGU
Q1 26
Q4 25
$1.1B
$-59.7M
Q3 25
$1.1B
Q2 25
$-138.6M
Q1 25
$-813.9M
Q4 24
$497.5M
Q3 24
$-487.7M
Q2 24
$-172.1M
FCF Margin
FSLR
FSLR
SGU
SGU
Q1 26
Q4 25
63.6%
-11.1%
Q3 25
67.1%
Q2 25
-12.6%
Q1 25
-96.4%
Q4 24
32.9%
Q3 24
-54.9%
Q2 24
-17.0%
Capex Intensity
FSLR
FSLR
SGU
SGU
Q1 26
Q4 25
10.2%
0.8%
Q3 25
12.8%
Q2 25
26.3%
Q1 25
24.4%
Q4 24
20.7%
Q3 24
48.9%
Q2 24
36.1%
Cash Conversion
FSLR
FSLR
SGU
SGU
Q1 26
-0.62×
Q4 25
2.38×
-1.54×
Q3 25
2.79×
Q2 25
0.44×
Q1 25
-2.90×
Q4 24
2.06×
Q3 24
-0.17×
Q2 24
0.55×

Financial Flow Comparison

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

Revenue Breakdown by Segment

FSLR
FSLR

Segment breakdown not available.

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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