SEC filings · SO
The Southern Company SEC filings
Every annual report, quarterly report, proxy statement and current report The Southern Company has filed with the SEC since 2025, each linked to the original on SEC EDGAR. Filing.fyi links to the SEC; it does not host copies.
Annual reports (10-K)
- Feb 19, 202610-KAnnual report Period ended Dec 31, 2025
Quarterly reports (10-Q)
- Jul 29, 202610-QQuarterly report
- Oct 30, 202510-QQuarterly report Period ended Sep 30, 2025
Proxy statements (DEF 14A)
- Apr 11, 2025DEF 14AProxy statement
Current reports (8-K)
- Aug 6, 20268-KCurrent report
- Aug 3, 20268-KCurrent report
- Aug 3, 20268-KCurrent report
- Jul 30, 20268-KCurrent report
- Feb 25, 20268-KCurrent report Event date Feb 20, 2026
- Feb 19, 20268-KCurrent report
- Dec 19, 20258-KCurrent report
Insider transactions (Form 4)
- Oct 5, 2026Form 4Insider transaction
- Oct 5, 2026Form 4Insider transaction
- Oct 5, 2026Form 4Insider transaction
- Oct 5, 2026Form 4Insider transaction
- Oct 5, 2026Form 4Insider transaction
- Oct 5, 2026Form 4Insider transaction
- Oct 5, 2026Form 4Insider transaction
- Oct 5, 2026Form 4Insider transaction
- Oct 5, 2026Form 4Insider transaction
- Oct 5, 2026Form 4Insider transaction
- Oct 5, 2026Form 4Insider transaction
- Oct 1, 2026Form 4Insider transaction
- Sep 4, 2026Form 4Insider transaction
- Sep 4, 2026Form 4Insider transaction
- Sep 3, 2026Form 4Insider transaction
- Aug 7, 2026Form 4Insider transaction
- Aug 4, 2026Form 4Insider transaction
Source: SEC EDGAR. Open SO on EDGAR →