SOUTHERN CO·4

May 4, 3:24 PM ET

Kim Matthew M. 4

4 · SOUTHERN CO · Filed May 4, 2026

Research Summary

AI-generated summary of this filing

Updated

Southern Co (SO) Comptroller Matthew M. Kim Sells 100 Shares

What Happened Matthew M. Kim, Comptroller of Southern Co (ticker: SO), reported an open-market sale of 100 shares on May 1, 2026. The shares were sold at $96.57 per share for total proceeds of $9,657. This was a sale (Form 4 code S); sales can be routine and do not by themselves indicate a change in the insider’s view of the company.

Key Details

  • Transaction date: May 1, 2026
  • Transaction type: Open-market sale (Form 4 code S)
  • Price per share: $96.57
  • Shares sold: 100
  • Total proceeds: $9,657
  • Filing date: May 4, 2026 (filed timely)
  • Shares owned after transaction: Not disclosed in the provided filing
  • Footnotes/plan details: None reported in the provided excerpt (no 10b5-1 or tax-withholding notes shown)

Context This is a small, single sale by a company officer; purchases are generally more informative about insider confidence than small, one-off sales. Investors tracking insider activity should watch for patterns or larger transactions and consider this trade alongside broader insider filings and company fundamentals.

Insider Transaction Report

Form 4
Period: 2026-05-01
Kim Matthew M.
Comptroller
Transactions
  • Sale

    Southern Company Common Stock

    2026-05-01$96.57/sh100$9,6576,788 total
Holdings
  • Southern Company Common Stock

    (indirect: By 401(k))
    1,212.19
Signature
/s/ Brittney Anderson, Attorney-in-Fact for Matthew M. Kim|2026-05-04

Documents

1 file
  • 4
    ownership.xmlPrimary

    4