Southern SO SEC Filings

NYSE SO
$93.81 +3.43 (+3.80%)
At close: Oct 22, 2026 · 4:00 PM EDT
EDGAR Disclosures

SEC Filings

Source SEC EDGAR

Every SEC filing Southern Co (SO) has made, as reported on EDGAR — annual and quarterly reports, current reports, insider transactions and ownership disclosures. Filter by form group, form type or period, and open any filing or its index directly.

Form Type
# Form Type Form Group Accession Date Filing Index
14Insider Transaction0001193125-26-413946Oct 5, 2026 10:16 PM
24Insider Transaction0001193125-26-413945Oct 5, 2026 10:16 PM
34Insider Transaction0001193125-26-413941Oct 5, 2026 10:15 PM
44Insider Transaction0001193125-26-413940Oct 5, 2026 10:15 PM
54Insider Transaction0001193125-26-413939Oct 5, 2026 10:15 PM
64Insider Transaction0001193125-26-413938Oct 5, 2026 10:14 PM
74Insider Transaction0001193125-26-413936Oct 5, 2026 10:13 PM
84Insider Transaction0001193125-26-413934Oct 5, 2026 10:13 PM
94Insider Transaction0001193125-26-413932Oct 5, 2026 10:12 PM
104Insider Transaction0001193125-26-413931Oct 5, 2026 10:12 PM
114Insider Transaction0001193125-26-413928Oct 5, 2026 10:12 PM
12144Insider Transaction0001628280-26-064248Oct 1, 2026 12:12 AM
134Insider Transaction0001193125-26-410627Oct 1, 2026 12:00 AM
144Insider Transaction0001193125-26-383301Sep 4, 2026 5:00 PM
154Insider Transaction0001193125-26-383300Sep 4, 2026 5:00 PM
16144Insider Transaction0001628280-26-060387Sep 3, 2026 8:01 PM
17144Insider Transaction0001628280-26-060384Sep 3, 2026 8:01 PM
184Insider Transaction0001193125-26-381193Sep 3, 2026 2:00 PM
19144Insider Transaction0001628280-26-059783Sep 1, 2026 8:00 PM
204Insider Transaction0001193125-26-340057Aug 7, 2026 7:00 PM
21144Insider Transaction0001628280-26-054260Aug 6, 2026 8:00 PM
228-KCurrent Report0000092122-26-000063Aug 6, 2026 3:15 PM
234Insider Transaction0001193125-26-331835Aug 4, 2026 2:30 PM
248-KCurrent Report0000092122-26-000060Aug 4, 2026 9:35 PM
25144Insider Transaction0001628280-26-051785Aug 3, 2026 8:00 PM
268-KCurrent Report0000092122-26-000058Aug 3, 2026 6:51 AM
278-KCurrent Report0000092122-26-000056Jul 30, 2026 8:12 AM
2810-QQuarterly & Annual Report0000092122-26-000054Jul 30, 2026 5:38 PM
294Insider Transaction0001193125-26-294114Jul 2, 2026 6:00 PM
304Insider Transaction0001193125-26-293692Jul 2, 2026 2:17 PM
314Insider Transaction0001193125-26-293691Jul 2, 2026 2:17 PM
324Insider Transaction0001193125-26-293690Jul 2, 2026 2:17 PM
334Insider Transaction0001193125-26-293689Jul 2, 2026 2:17 PM
344Insider Transaction0001193125-26-293688Jul 2, 2026 2:16 PM
354Insider Transaction0001193125-26-293686Jul 2, 2026 2:16 PM
364Insider Transaction0001193125-26-293684Jul 2, 2026 2:16 PM
374Insider Transaction0001193125-26-293683Jul 2, 2026 2:16 PM
384Insider Transaction0001193125-26-293682Jul 2, 2026 2:16 PM
394Insider Transaction0001193125-26-293681Jul 2, 2026 2:16 PM
404Insider Transaction0001193125-26-293680Jul 2, 2026 2:15 PM
41144Insider Transaction0001628280-26-046530Jul 1, 2026 8:07 PM
424Insider Transaction0001193125-26-288376Jun 29, 2026 8:00 PM
4311-KOthers0000092122-26-000050Jun 26, 2026 6:08 PM
44424B2Prospectus0000092122-26-000048Jun 8, 2026 1:35 PM
458-KCurrent Report0000092122-26-000046Jun 8, 2026 12:44 PM
46S-3ASROthers0000092122-26-000044Jun 5, 2026 3:53 PM
47144Insider Transaction0001628280-26-039480Jun 1, 2026 8:10 PM
484Insider Transaction0001193125-26-251358Jun 1, 2026 8:00 PM
49SDOthers0000092122-26-000042May 20, 2026 11:08 AM
508-KCurrent Report0000092122-26-000040May 15, 2026 8:06 PM
...

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