The Southern Company (NYSE:SO) is one of the largest electric utilities in the United States, serving approximately 8.7 million electric and gas customers across the Southeast. Founded in 1945 and headquartered in Atlanta, Georgia, the company has grown through strategic acquisitions and organic expansion to become a dominant regional utility provider. Southern Company operates through regulated electric and gas utilities in Georgia, Alabama, Mississippi, and the Carolinas, while also maintaining wholesale power generation assets and natural gas pipeline operations. The company has been at the forefront of nuclear power development, recently completing the first new nuclear units built in the United States in over 30 years with its Vogtle Units 3 and 4 project.
$89.27
−2.09%Price chart
Sep 18Sep 23Sep 28Oct 1Oct 6Oct 9Oct 14Oct 19
Key dataOct 19, 2026
Open$90.72
From 52W high−9.93%
Volume5.21M
Market cap$102.69B
P/E (TTM)21.4x
P/S (TTM)3.4x
Div yield2.53%
Key dataOct 19, 2026
Open
$90.72
From 52W high
−9.93%
Volume
5.21M
Market cap
$102.69B
ValuationView details →
P/E (Fwd)
18.7x
EV/EBITDA
12.4x
P/E (TTM)
21.4x
RSI (14)
62.6
MomentumView details →
1D Return
−2.09%
YTD Return
+2.81%
SummaryUpdated Jun 1, 2026
Latest newsMore news →
SOUTHERN CO shares closed at $89.27, down 2.09% from the preceding trading day.2h agoThe U.S. military is deploying several hundred soldiers from the Army’s 10th Mountain Division to Latin America for training and joint exercises, with an initial battalion of about 600 expected to go to Panama.5d agoSouthern Co. shares closed at $88.11, up 1.23% from the previous close.6d ago