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Southern Co

SONYSEElectric ServicesFiscal year ends December 31Also trades as SOJC, SOJD, SOJE, SOJF, SOMN
Financials through Q2 FY2026, quarter ended Jun 30, 2026Last filing: 10-Q on Jul 30, 2026Score 5/3012% above fair value
$94.61+0.90 (+0.96%)

Close on Nov 2, 2026Market cap $107.95BP/E 22.9Yield 3.11%

Southern Alabama Power Generation Mix — Nuclear by Year

Alabama Power Generation Mix — Nuclear (%) (%)

QuarterlyAnnual

Southern Alabama Power Generation Mix — Nuclear: 22.0% in FY2025, down 3.0 pts from a year earlier. That is the lowest of the 9 years on record here.

Latest, FY2025
22.0%
Period ended Dec 31, 2025
Change on a year earlier
-3.0 pts
25.0% in FY2024
History
9 years
Since FY2017
Sources
8
Documents cited below

Where the FY2025 figure comes from

“|| Nuclear | 22 | 25”

Source: Southern Company 10-K (10k_2025, filed 2026-02-19, 0000092122-26-000006) ↗

Reported in Form 10-Q & Form 10-K Combined MD&A — Generation, Purchased Power & Fuel Cost Schedules.

Annual history

Hover a value to see the sentence it was read from; calculated values show their formula

PeriodEndedAlabama Power Generation Mix — Nuclear (%) (%)Year on yearSource
FY2025Dec 31, 202522.0%-3.0 ptsSouthern Company 10-K (10k_2025, filed 2026-02-19, 0000092122-26-000006) ↗
FY2024Dec 31, 202425.0%-2.0 ptsSouthern Company 10-K (10k_2024, filed 2025-02-20, 0000092122-25-000018) ↗
FY2023Dec 31, 202327.0%+5.0 ptsSouthern Company 10-K (10k_2023, filed 2024-02-15, 0000092122-24-000009) ↗
FY2022Dec 31, 202222.0%-4.0 ptsSouthern Company 10-K (10k_2022, filed 2023-02-16, 0000092122-23-000012) ↗
FY2021Dec 31, 202126.0%-1.0 ptsSouthern Company 10-K (10k_2021, filed 2022-02-17, 0000092122-22-000003) ↗
FY2020Dec 31, 202027.0%+2.0 ptsSouthern Company 10-K (10k_2020, filed 2021-02-18, 0000092122-21-000006) ↗
FY2019Dec 31, 201925.0%+2.0 ptsSouthern Company 10-K (10k_2019, filed 2020-02-20, 0000092122-20-000017) ↗
FY2018Dec 31, 201823.0%-1.0 ptsSouthern Company 10-K (10k_2018, filed 2019-02-20, 0000092122-19-000006) ↗
FY2017Dec 31, 201724.0%–Southern Company 10-K (10k_2018, filed 2019-02-20, 0000092122-19-000006) ↗

Cite this data

StockData. (2026). Southern Alabama Power Generation Mix — Nuclear (%), annual FY2017–FY2025 [Data set]. Compiled from Southern SEC filings and investor materials. https://stockdatahq.com/stocks/so/kpis/mda-apc-mix-nuclear-pct

See every metric in the Southern KPI table. Data updated Nov 2, 2026.