SOUTHERN CO·4

Apr 2, 3:41 PM ET

GRAIN DAVID J 4

4 · SOUTHERN CO · Filed Apr 2, 2026

Research Summary

AI-generated summary of this filing

Updated

Southern Co (SO) Director David J. Grain Receives 838 Deferred Shares

What Happened David J. Grain, a director of Southern Company (SO), received 838.147 deferred stock units (an award) on 2026-04-01 under the company's director compensation plan. The units were recorded at $96.94 each, for a notional value of $81,250. This was an award/compensation grant (derivative units), not an open-market purchase or sale.

Key Details

  • Transaction date: 2026-04-01; Form 4 filed: 2026-04-02 (timely filing).
  • Transaction type/code: A — Grant/award or other acquisition (derivative).
  • Units acquired: 838.147 deferred stock units at $96.94 each; total value shown $81,250.
  • Shares owned after transaction: Not specified in the filing.
  • Footnotes:
    • The units are deferred stock units under the Southern Company 2021 Equity and Incentive Compensation Plan and the Deferred Compensation Plan for Outside Directors (each unit = right to 1 share).
    • Units are payable in shares after the director’s service ends (no exercise/expiration date).
    • The total includes units from dividend reinvestment under the plan.

Context This is routine director compensation paid in deferred stock units and should be viewed as a non-market transaction (compensation), not a personal buy/sell that signals immediate insider sentiment. The units are derivative/deferred and convert to common shares only later per the plan.

Insider Transaction Report

Form 4
Period: 2026-04-01
Transactions
  • Award

    Deferred Stock Units Holding

    [F1][F2][F3]
    2026-04-01$96.94/sh+838.147$81,25085,316.86 total
    Exercise: $0.00Southern Company Common Stock (838.147 underlying)
Footnotes (3)
  • [F1]Represents quarterly director cash and equity retainers paid under the Southern Company 2021 Equity and Incentive Compensation Plan and deferred pursuant to the Deferred Compensation Plan for Outside Directors of The Southern Company (Deferred Compensation Plan). Each deferred stock unit represents the right to receive one share of Southern Company common stock.
  • [F2]Deferred stock units are settled in shares of Southern Company common stock on the date(s) following the termination of the reporting person's service on the Board as specified by the reporting person pursuant to the Deferred Compensation Plan. There is no exercise or expiration date.
  • [F3]Includes additional deferred stock units acquired through the dividend reinvestment feature of the Deferred Compensation Plan.
Signature
/s/ Brittney Anderson, Attorney-in-Fact for David J. Grain|2026-04-02

Documents

1 file
  • 4
    ownership.xmlPrimary

    4