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Southern Co Comptroller Sells $124.4K in Common Stock

Low SignificanceSeptember 4, 2026 at 1:08:15 PM EDT

SOUTHERN CO

$SO4CIK: 0000092122

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Filing Summary

📊 Insider Trade Alert: SOUTHERN CO ($SO) Insider: Kim Matthew M. (Comptroller) Type: Open Market Sale (Code S) Shares Sold: 1,400 @ $88.87 Total Value: $124,418.00 Remaining Direct Holdings: 4,988 shares (+1,222.207 in 401(k)) Filing Date: 2026-09-04

Comprehensive Analysis

Insider Trading Summary: Southern Co ($SO)

Overview

On September 3, 2026, Matthew M. Kim, Comptroller of Southern Co ($SO), executed an open-market sale of 1,400 shares of Southern Company Common Stock at a price of $88.87 per share. The transaction generated total proceeds of approximately $124,418.

Key Details

  • Insider: Matthew M. Kim
  • Role: Comptroller (Officer)
  • Transaction Date: September 3, 2026
  • Filing Date: September 4, 2026
  • Transaction Type: Open Market Sale (S)
  • Volume: 1,400 shares
  • Execution Price: $88.87
  • Total Value: $124,418.00
  • Post-Transaction Beneficial Ownership:
    • Direct: 4,988 shares
    • Indirect (401(k)): 1,222.207 shares
  • Rule 10b5-1 Plan: Not indicated (aff10b5One is false)

Trading Significance

The trading significance is categorized as Low due to the modest dollar size of the disposition ($124.4K) and the role of the reporting officer. The transaction appears to reflect standard personal portfolio management and is unlikely to indicate a material shift in fundamental outlook.

Topics:#SO#SouthernCompany#InsiderTrading#Form4#Utilities#SEC

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