SOUTHERN CO — 424B2 Filings
49 424B2 filings on record
This page lists all 424B2 filings submitted to the SEC by SOUTHERN CO (SOMN), sorted by most recent first. Each row links to the full filing on EdgarLookup. SOUTHERN CO has filed 49 424B2 documents with the SEC since 2020. To view all SEC filings by SOUTHERN CO, see the full filings list.
All
10-K/A
10-Q/A
11-K
11-K/A
144
25-NSE
3
3/A
305B2
35-CERT
35-CERT/A
4
4/A
424A
424B1
424B2
424B3
424B4
424B5
5
8-A12B
8-K
8-K/A
ARS
CERT
CERTNYS
CORRESP
DEF 14A
DEFA14A
DEFR14A
DFAN14A
FWP
NO ACT
POS AM
POS AMC
POSASR
PRE 14A
PX14A6G
PX14A6N
REGDEX
RW
S-3
S-3/A
S-3ASR
S-3D
S-3DPOS
S-4
S-4/A
S-8
S-8 POS
SC 13E4
SC 13E4/A
SC 13G
SC 13G/A
SCHEDULE 13G/A
SD
U-1
U-1/A
U-12-IA
U-12-IB
U-9C-3
U5S
U5S/A
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| 424B2 | 424B2 | 0000092122-26-000016 | Mar 17, 2026 | — |
| 424B2 | 424B2 | 0000092122-25-000092 | Nov 4, 2025 | — |
| 424B2 | 424B2 | 0000092122-25-000026 | Feb 26, 2025 | — |
| 424B2 | 424B2 | 0000092122-25-000006 | Jan 10, 2025 | — |
| 424B2 | 424B2 | 0000092122-24-000083 | Sep 5, 2024 | — |
| 424B2 | 424B2 | 0000092122-24-000053 | May 3, 2024 | — |
| 424B2 | 424B2 | 0000092122-24-000032 | Feb 27, 2024 | — |
| 424B2 | 424B2 | 0000092122-24-000031 | Feb 27, 2024 | — |
| 424B2 | 424B2 | 0000092122-23-000089 | Sep 6, 2023 | — |
| 424B2 | 424B2 | 0000092122-23-000087 | Sep 6, 2023 | — |
| 424B2 | 424B2 | 0000092122-23-000043 | May 16, 2023 | — |
| 424B2 | 424B2 | 0000092122-23-000041 | May 16, 2023 | — |
| 424B2 | 424B2 | 0000092122-22-000059 | Oct 4, 2022 | — |
| 424B2 | 424B2 | 0000092122-22-000057 | Oct 4, 2022 | — |
| 424B2 | 424B2 | 0000092122-22-000022 | May 6, 2022 | — |
| 424B2 | 424B2 | 0000092122-21-000105 | Nov 8, 2021 | — |
| 424B2 | 424B2 | 0000092122-21-000099 | Nov 5, 2021 | — |
| 424B2 | 424B2 | 0000092122-21-000077 | Sep 14, 2021 | — |
| 424B2 | 424B2 | 0000092122-21-000045 | May 4, 2021 | — |
| 424B2 | 424B2 | 0000092122-21-000024 | Feb 24, 2021 | — |
| 424B2 | 424B2 | 0000092122-21-000022 | Feb 24, 2021 | — |
| 424B2 | 424B2 | 0000092122-20-000071 | Sep 16, 2020 | — |
| 424B2 | 424B2 | 0000092122-20-000069 | Sep 16, 2020 | — |
| 424B2 | 424B2 | 0000092122-20-000030 | Apr 2, 2020 | — |
| 424B2 | 424B2 | 0000092122-20-000006 | Jan 7, 2020 | — |
| 424B2 | 424B2 | 0000092122-19-000045 | Aug 14, 2019 | — |
| 424B2 | 424B2 | 0000092122-18-000057 | Aug 10, 2018 | — |
| 424B2 | 424B2 | 0000092122-17-000086 | Nov 20, 2017 | — |
| 424B2 | 424B2 | 0000092122-16-000225 | Dec 6, 2016 | — |
| 424B2 | 424B2 | 0000092122-16-000217 | Nov 8, 2016 | — |
| 424B2 | 424B2 | 0000092122-16-000198 | Sep 13, 2016 | — |
| 424B2 | 424B2 | 0000092122-16-000186 | Aug 18, 2016 | — |
| 424B2 | 424B2 | 0000092122-16-000160 | May 20, 2016 | — |
| 424B2 | 424B2 | 0000092122-16-000150 | May 9, 2016 | — |
| 424B2 | 424B2 | 0000092122-15-000093 | Oct 2, 2015 | — |
| 424B2 | 424B2 | 0000092122-15-000051 | Jun 10, 2015 | — |
| 424B2 | 424B2 | 0000092122-14-000056 | Aug 20, 2014 | — |
| 424B2 | 424B2 | 0000092122-14-000054 | Aug 20, 2014 | — |
| 424B2 | 424B2 | 0000092122-13-000063 | Aug 23, 2013 | — |
| 424B2 | 424B2 | 0000092122-13-000059 | Aug 22, 2013 | — |
| 424B2 | — | 0000092122-11-000107 | Aug 17, 2011 | — |
| 424B2 | — | 0000092122-10-000100 | Sep 14, 2010 | — |
| 424B2 | — | 0000092122-10-000046 | May 13, 2010 | — |
| 424B2 | — | 0000092122-09-000080 | Oct 20, 2009 | — |
| 424B2 | — | 0000092122-09-000043 | May 12, 2009 | — |
| 424B2 | — | 0000092122-08-000052 | Aug 14, 2008 | — |
| 424B2 | — | 0000092122-07-000028 | Mar 22, 2007 | — |
| 424B2 | — | 0000092122-07-000005 | Jan 12, 2007 | — |
| 424B2 | — | 0000092122-02-000003 | Jan 30, 2002 | — |