Southern Co Director Receives Quarterly Retainer in Deferred Stock Units

Transaction Overview

On October 1, 2026, William G. Smith Jr., a Director of Southern Co ($SO), acquired 988.3791 Deferred Stock Units (DSUs) at an effective price of $83.47 per share, corresponding to an aggregate value of approximately $82,500.

Filing Details & Mechanics

• Nature of Acquisition: The transaction represents the insider's quarterly director cash and equity retainer earned under the Southern Company 2021 Equity and Incentive Compensation Plan. Pursuant to the Deferred Compensation Plan for Outside Directors, these earnings were deferred into stock units.
• Settlement Terms: Each DSU is convertible into one share of common stock upon the director's departure from the Board.
• Post-Transaction Beneficial Ownership: Following the grant, Mr. Smith beneficially holds 165,393.085 deferred stock units directly, an amount that also includes units accrued via automatic dividend reinvestment.

Market & Trading Significance

This transaction carries Low informational significance for investors. It represents routine, plan-based director compensation deferred into equity-linked instruments rather than a discretionary open-market purchase or sale.