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SOUTHERN CO

LISTEDNYSE
SYMBOLSO
SIC4911
STATE OF INC.DE
FISCAL YEAR ENDSDecember 31
CIK92122

ELECTRIC SERVICES · LARGE ACCELERATED FILER · 10 FISCAL YEARS OF SEC XBRL DATA, 2016–2025

REVENUES, NET INCOME AND FREE CASH FLOW BY FISCAL YEAR$ billions-1001020302016201720182019202020212022202320242025RevenuesNet incomeFree cash flowEARNINGS AND DIVIDENDS PER SHARE$ per share0.002.004.006.002016201720182019202020212022202320242025EPS dilutedDividends per share

Fiscal years labelled by the calendar year in which they end. Bars in $ billions; per-share figures as reported.

CAPITALIZATION 12/31/25

($ millions)Amount%
Total debt72,59166.8
Stockholders' equity36,01633.2
Total capitalization108,607100.0

1,127,301,098 shares outstanding at 31 March 2026 (cover page of the 10-Q filed 30 April 2026).

LONG-TERM DEBT 12/31/25

($ millions)Amount
Long-term debt, noncurrent65,649
Current maturities6,220
Short-term borrowings / commercial paper722

CAPITAL STOCK 12/31/25

Common shares authorized1,500,000,000
Common shares issued1,100,000,000
Treasury shares1,000,000
Par or stated value per share ($)5
Outstanding at 3/31/261,127,301,098

DIVIDENDS DECLARED/PAID

Fiscal yearPer share $Payout %
20252.9475.0
20242.8671.7
20232.7876.8
20222.7082.8
20212.62117.0

HISTORY AND BUSINESS

HISTORY: Incorporated in Delaware.

BUSINESS: Classified by the SEC under Standard Industrial Classification 4911, Electric Services. Large accelerated filer. Principal executive office: 30 Ivan Allen Jr. Blvd., N.W., Atlanta, GA 30308. Fiscal year ends December 31. For a description of the business, see Item 1 of the latest 10-K.

CONSOLIDATED INCOME ACCOUNT, YEARS ENDED

($ millions)12/31/2512/31/2412/31/23
Operating revenues29,55326,72425,253
Operation and maintenance7,0666,5186,025
Depreciation and amortization6,0305,2664,986
Taxes other than income taxes1,5381,5401,425
Total operating expenses22,26819,65619,427
Operating income7,2857,0685,826
Income before income taxes4,9995,2294,345
Income taxes828969496
Net income4,3414,4013,976
Earned per share, diluted ($)3.923.993.62
Dividends per share ($)2.942.862.78

CONSOLIDATED BALANCE SHEET

($ millions)12/31/2512/31/24
Utility plant, net114,369104,689
Cash and equivalents1,6391,070
Total current assets10,91710,694
Total assets155,720145,180
Total current liabilities16,88815,993
Long-term debt65,64958,768
Common stockholders' equity36,01633,208
Total capitalization and liabilities155,720145,180

TEN-YEAR STATISTICS: FISCAL YEARS ($ millions except per share)

Fiscal year endedRevenuesOper. incomeNet incomeNet margin %EPS diluted $Div. per share $Oper. cash flowCapital expend.Free cash flowTotal assetsTotal liabilitiesTotal debtStockholders' equityROE %Debt / equity
12/31/2529,5537,2854,34114.73.922.949,80212,737(2,935)155,720116,85372,59136,01612.12.02
12/31/2426,7247,0684,40116.53.992.869,7888,955833145,180108,50664,82433,20813.31.95
12/31/2325,2535,8263,97615.73.622.787,5539,095(1,542)139,331104,10662,00031,44412.61.97
12/31/2229,2795,3703,52412.03.262.706,3027,923(1,621)134,891100,35957,55030,40811.61.89
12/31/2123,1133,6982,39310.42.242.626,1697,586(1,417)127,53494,96753,71727,8748.61.93
12/31/2020,3754,8853,11915.32.932.546,6967,522(826)122,93590,41049,18927,97211.21.76
12/31/1921,4197,7364,73922.14.502.465,7817,555(1,774)118,70086,65046,84227,50517.21.70
12/31/1823,4954,1912,2269.52.172.386,9458,001(1,056)116,91487,58446,84924,7239.01.89
12/31/1723,0312,3338423.70.842.306,3947,423(1,029)111,00585,15350,79324,1673.52.10
12/31/1619,8964,4862,44812.32.552.224,8947,310(2,416)109,69782,80347,45724,7589.91.92

Net margin = net income ÷ revenues; ROE = net income ÷ year-end stockholders’ equity; total debt = long-term debt including current maturities plus short-term borrowings/commercial paper, as tagged in XBRL; free cash flow = operating cash flow − purchases of property, plant and equipment; d = derived as total assets − total equity where the filing does not tag total liabilities; – = not reported in XBRL for that year.

REGISTRANT:

SOUTHERN CO
CIK 92122 · EIN 58-0690070

PRINCIPAL OFFICE:

30 Ivan Allen Jr. Blvd., N.W., Atlanta, GA 30308
Tel.: 4045065000

INCORPORATED:

Delaware

INDUSTRY (SEC SIC CODE):

4911 · Electric Services

FILER STATUS:

Large accelerated filer

LATEST ANNUAL REPORT:

10-K for period ended 12/31/25, filed 19 February 2026

FORMER NAMES:

SOUTHERN CO

RECENT FILINGS (ANNUAL REPORT REFERENCES BELOW):

8/6/268-Kperiod 8/3/26
8/4/268-Kperiod 8/3/26
8/3/268-Kperiod 8/3/26
7/30/268-Kperiod 7/30/26
7/30/2610-Qperiod 6/30/26
6/8/268-Kperiod 6/8/26
5/15/268-Kperiod 5/13/26
4/30/268-Kperiod 4/30/26

Sources: SEC XBRL company facts (all financial figures) · SEC submissions (registrant, address, SIC, filings) · annual reports: 10-K FY2025 (filed 2/19/26) · 10-K FY2024 (filed 2/20/25) · 10-K FY2023 (filed 2/15/24) · 10-K FY2022 (filed 2/16/23) · 10-K FY2021 (filed 2/17/22) · 10-K FY2020 (filed 2/18/21) · 10-K FY2019 (filed 2/20/20) · 10-K FY2018 (filed 2/20/19). Values are the latest figures filed for each fiscal year (restated where a later 10-K restated them). Ratios and free cash flow are Pathos calculations from those figures. Retrieved 31 October 2026.

Data from SEC filings. © 2026 Pathos Investments · pathosinvestments.com · For educational purposes only. Not investment advice.

Data from SEC filings  ·  Educational only  ·  Not investment advice