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SOUTHERN CO

SO · CIK 0000092122 · Electric Services

Last SEC sync: Nov 8, 2026 03:40 UTC

About SOUTHERN CO

Southern Company is a holding company that owns all of the outstanding common stock of three traditional electric operating companies, Southern Power Company, and Southern Company Gas.

Business information sourced from SEC annual filing filed Feb 19, 2026. Business descriptions reflect the cited filing and may not describe subsequent changes.

Company identification is based on SEC registration information. Financial figures are sourced from SEC filings.

Financial highlights

Latest qualifying annual SEC observations · USD
Revenue$29.55BPeriod Dec. 31, 2025 · 10-K · Filed Feb. 19, 2026
Net Income$4.34BPeriod Dec. 31, 2025 · 10-K · Filed Feb. 19, 2026
Operating Income$7.28BPeriod Dec. 31, 2025 · 10-K · Filed Feb. 19, 2026
Total Assets$155.72BPeriod Dec. 31, 2025 · 10-K · Filed Feb. 19, 2026
Total Liabilities$116.85BPeriod Dec. 31, 2025 · 10-K · Filed Feb. 19, 2026
Cash and Cash Equivalents$1.64BPeriod Dec. 31, 2025 · 10-K · Filed Feb. 19, 2026
Operating Cash Flow$9.80BPeriod Dec. 31, 2025 · 10-K · Filed Feb. 19, 2026
Revenue growth · latest comparable annual periods10.6%
Net profit margin · matching fiscal period14.7%

Historical financial performance

USD billions · Annual SEC observations · Choose a metric

Each metric uses a consistent SEC accounting concept when available. Fiscal year-end dates may differ across metrics. Negative values are displayed with a minus sign.

Annual financial history

USD · Exact fiscal period ends
Period endedRevenueNet incomeOperating incomeAssetsLiabilitiesCashOperating cash flowNet margin
Dec. 31, 2025$29.55B$4.34B$7.28B$155.72B$116.85B$1.64B$9.80B14.7%
Dec. 31, 2024$26.72B$4.40B$7.07B$145.18B$108.51B$1.07B$9.79B16.5%
Dec. 31, 2023$25.25B$3.98B$5.83B$139.33B$104.11B$748.00M$7.55B15.7%
Dec. 31, 2022$29.28B—$5.37B$134.89B$100.36B$1.92B$6.30B—
Dec. 31, 2021$23.11B—$3.70B$127.53B$94.97B$1.80B$6.17B—
Dec. 31, 2020$20.38B—$4.88B$122.94B$90.41B$1.06B$6.70B—
Dec. 31, 2019$21.42B—$7.74B$118.70B$86.65B$1.98B$5.78B—
Dec. 31, 2018$23.50B—$4.19B$116.91B$87.58B$1.40B$6.94B—

A dash indicates unavailable or nonmatching period data. Figures are SEC observations, not estimates.

Company information

Registered name
SOUTHERN CO
Ticker symbol
SO
CIK
0000092122
Exchange
NYSE
Industry
Electric Services
SEC SIC code
4911
Fiscal year end (MMDD)
1231
Last SEC synchronization
Nov 8, 2026 03:40 UTC
Headquarters / business address
30 IVAN ALLEN JR. BLVD., N.W.
ATLANTA, GA 30308
Mailing address
30 IVAN ALLEN JR. BLVD., N.W.
ATLANTA, GA 30308
Business phone
4045065000

Company contact information is drawn from SEC submissions, where reported, and may not reflect current operating locations. Last company information check: Nov 8, 2026 03:40 UTC. Official website, business descriptions and executive details require separate verification.

Latest SEC filings

Browse filings →
FormFiledReport periodOfficial source
4Nov. 3, 2026Nov. 2, 2026View SEC filing ↗
4Oct. 5, 2026Oct. 1, 2026View SEC filing ↗
4Oct. 5, 2026Oct. 1, 2026View SEC filing ↗
4Oct. 5, 2026Oct. 1, 2026View SEC filing ↗
4Oct. 5, 2026Oct. 1, 2026View SEC filing ↗
4Oct. 5, 2026Oct. 1, 2026View SEC filing ↗
4Oct. 5, 2026Oct. 1, 2026View SEC filing ↗
4Oct. 5, 2026Oct. 1, 2026View SEC filing ↗
4Oct. 5, 2026Oct. 1, 2026View SEC filing ↗
4Oct. 5, 2026Oct. 1, 2026View SEC filing ↗
4Oct. 5, 2026Oct. 1, 2026View SEC filing ↗
4Oct. 5, 2026Oct. 1, 2026View SEC filing ↗
4Oct. 1, 2026Oct. 1, 2026View SEC filing ↗
4Sept. 4, 2026Sept. 3, 2026View SEC filing ↗
4Sept. 4, 2026Sept. 3, 2026View SEC filing ↗
4Sept. 3, 2026Sept. 1, 2026View SEC filing ↗
4Aug. 7, 2026Aug. 6, 2026View SEC filing ↗
4Aug. 4, 2026Aug. 3, 2026View SEC filing ↗
4July 2, 2026July 1, 2026View SEC filing ↗
4July 2, 2026July 1, 2026View SEC filing ↗

Financial data is provided for informational purposes, not investment advice. Observations may include restatements; review original SEC filings before making decisions.