Form4insider filings, from the source

SEC Form 4 · accession 0001193125-26-381193

SOUTHERN CO · SO

Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗

Reporting owner
Matthew M. Kim
Officer — Comptroller
Period of report
Sep 1, 2026
Accepted (ET)
Sep 3, 2026 · 10:00 am EDT
Rule 10b5-1 plan
yes — trade under a plan
Issuer CIK
0000092122

Table I — non-derivative securities

SecurityDateCodeSharesPriceA/DOwned afterD/INature of ownership
Southern Company Common StockSep 1, 2026S100$88.45D6,400D
Southern Company Common Stockholding———1,222I401(k)

Table II — derivative securities

No Table II lines on this filing.