Year archive

SOUTHERN CO — 2026 filings

All 62 regulatory filings released by SOUTHERN CO (SO) in 2026, sourced directly from the official regulator.

62 Filings

2026 Period

2026 filings (62)

Filing	Released	Lang
SD Regulatory Filings	2026-05-20	English
8-K Regulatory Filings	2026-05-15	English
DEFA14A Proxy Solicitation & Information Statement	2026-05-05	English
Major Shareholding Notification 2026 Major Shareholding Notification	2026-04-30	English
ARS - SOUTHERN CO (0000092122) (Filer) Annual Report	2026-04-03	English
DEFA14A Proxy Solicitation & Information Statement	2026-04-03	English
DEF 14A - SOUTHERN CO (0000092122) (Filer) Proxy Solicitation & Information Statement	2026-04-03	English
SCHEDULE 13G/A - SOUTHERN CO (0000092122) (Subject) Major Shareholding Notification	2026-03-27	English
PRE 14A - SOUTHERN CO (0000092122) (Filer) Regulatory Filings	2026-03-23	English
4 - SOUTHERN CO (0000092122) (Issuer) Director's Dealing	2026-03-19	English
8-K - SOUTHERN CO (0000092122) (Filer) Regulatory Filings	2026-03-19	English
144 - SOUTHERN CO (0000092122) (Subject) Regulatory Filings	2026-03-19	English
424B2 - SOUTHERN CO (0000092122) (Filer) Prospectus	2026-03-17	English
FWP Regulatory Filings	2026-03-16	English
424B5 Prospectus	2026-03-16	English
4 - SOUTHERN CO (0000092122) (Filer) Director's Dealing	2026-03-02	English
4 - SOUTHERN CO (0000092122) (Filer) Director's Dealing	2026-02-25	English
4 - SOUTHERN CO (0000092122) (Filer) Director's Dealing	2026-02-17	English
8-K Regulatory Filings	2026-02-17	English
4 Filing Director's Dealing	2026-02-13	English
4 Filing Director's Dealing	2026-02-13	English
4 Filing Director's Dealing	2026-02-13	English
4 Filing Director's Dealing	2026-02-13	English
4 Filing Director's Dealing	2026-02-13	English
4 Filing Director's Dealing	2026-02-13	English
4 Filing Director's Dealing	2026-02-13	English
4 Filing Director's Dealing	2026-02-13	English
4 Filing Director's Dealing	2026-02-13	English
4 Filing Director's Dealing	2026-02-13	English
4 Filing Director's Dealing	2026-02-13	English
4 Filing Director's Dealing	2026-02-13	English
4 Filing Director's Dealing	2026-02-10	English
4 Filing Director's Dealing	2026-02-09	English
4 Filing Director's Dealing	2026-02-09	English
4 Filing Director's Dealing	2026-02-09	English
4 Filing Director's Dealing	2026-02-03	English
4 Filing Director's Dealing	2026-02-03	English
4 Filing Director's Dealing	2026-02-03	English
4 Filing Director's Dealing	2026-02-03	English
4 Filing Director's Dealing	2026-02-03	English
4 Filing Director's Dealing	2026-02-03	English
4 Filing Director's Dealing	2026-02-03	English
4 Filing Director's Dealing	2026-02-03	English
4 Filing Director's Dealing	2026-02-03	English
4 Filing Director's Dealing	2026-02-03	English
4 Filing Director's Dealing	2026-02-03	English
4 Filing Director's Dealing	2026-02-03	English
4 Filing Director's Dealing	2026-02-03	English
4 Filing Director's Dealing	2026-01-06	English
4 Filing Director's Dealing	2026-01-06	English
4 Filing Director's Dealing	2026-01-06	English
4 Filing Director's Dealing	2026-01-06	English
4 Filing Director's Dealing	2026-01-06	English
4 Filing Director's Dealing	2026-01-06	English
3 Filing Director's Dealing	2026-01-06	English
4 Filing Director's Dealing	2026-01-06	English
4 Filing Director's Dealing	2026-01-06	English
4 Filing Director's Dealing	2026-01-06	English
4 Filing Director's Dealing	2026-01-06	English
4 Filing Director's Dealing	2026-01-06	English
4 Filing Director's Dealing	2026-01-06	English
4 Filing Director's Dealing	2026-01-06	English

Filings by year

2026 61 filings
2025 166 filings
2024 177 filings
2023 188 filings
2022 136 filings
2021 188 filings
2020 155 filings
2019 186 filings
2018 138 filings
2017 132 filings
2016 178 filings
2015 218 filings
2014 243 filings
2013 246 filings
2012 228 filings
2011 227 filings
2010 188 filings
2009 209 filings
2008 182 filings
2007 204 filings
2006 224 filings
2005 221 filings
2004 202 filings
2003 169 filings
2002 53 filings
2001 75 filings
2000 122 filings