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Side-by-side financial comparison of Cosan S.A. (CSAN) and Southern Company (SO), based on the latest 10-Q / 10-K filings. Click either name above to swap in a different company.

Cosan S.A. is a public-listed company, a Brazilian conglomerate producer of bioethanol, sugar and energy. The company operates in Brazil, Argentina, Uruguay, Paraguay, Bolivia. They also operate in the United Kingdom under the brand name Moove, manufacturing and supplying Mobil Lubricants, Greases, Cutting Fluids, Coolants and Aerosols.

Southern Company is an American gas and electric utility holding company based in the Southern United States. It is headquartered in Atlanta, Georgia, with executive offices located in Birmingham, Alabama. As of 2021 it is the second largest utility company in the U.S. in terms of customer base. Through its subsidiaries it serves 9 million gas and electric utility customers in 6 states. Southern Company's regulated regional electric utilities serve a 120,000-square-mile (310,000 km2) territor...

8-Quarter Revenue & Profit Trend

Side-by-side quarterly history — bar widths are scaled to the larger of the two companies so you can eyeball the size gap and growth trajectory without doing math. Quarters aligned by calendar period (report date) so offset fiscal years line up.

Revenue
CSAN
CSAN
SO
SO
Q4 25
$7.0B
Q3 25
$7.8B
Q2 25
$7.0B
Q1 25
$7.8B
Q4 24
$6.3B
Q3 24
$7.3B
Q2 24
$6.5B
Q1 24
$6.6B
Net Profit
CSAN
CSAN
SO
SO
Q4 25
$341.0M
Q3 25
$1.7B
Q2 25
$880.0M
Q1 25
$1.3B
Q4 24
$466.0M
Q3 24
$1.5B
Q2 24
$1.2B
Q1 24
$1.1B
Operating Margin
CSAN
CSAN
SO
SO
Q4 25
13.1%
Q3 25
33.2%
Q2 25
25.3%
Q1 25
25.9%
Q4 24
16.7%
Q3 24
32.6%
Q2 24
30.0%
Q1 24
25.6%
Net Margin
CSAN
CSAN
SO
SO
Q4 25
4.9%
Q3 25
21.9%
Q2 25
12.6%
Q1 25
16.3%
Q4 24
7.3%
Q3 24
21.1%
Q2 24
18.6%
Q1 24
16.1%
EPS (diluted)
CSAN
CSAN
SO
SO
Q4 25
$0.38
Q3 25
$1.54
Q2 25
$0.79
Q1 25
$1.21
Q4 24
$0.48
Q3 24
$1.39
Q2 24
$1.09
Q1 24
$1.03

Financial Flow Comparison

Sankey diagram of revenue → gross profit → operating profit → net profit for each company. Charts shown full-width and stacked so both segment hierarchies are readable side-by-side on desktop and mobile.

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