InsiderTrades

Form 4 for SO Southern Company

Accepted 2026-05-26 16:00:05 ET · period of report 2026-05-24 · accession 0001193125-26-239215 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
D 2026-05-26 16:00 2026-05-24 SO WOMACK CHRISTOPHER C COB, Pres, CEO M - OptEx $0.00 +7,662 216.9K +4% $0
D 2026-05-26 16:00 2026-05-24 SO WOMACK CHRISTOPHER C COB, Pres, CEO F - Tax $94.55 -3,414 213.4K -2% -$322.8K
D 2026-05-26 16:00 2026-05-24 SO WOMACK CHRISTOPHER C COB, Pres, CEO M - OptEx $94.55 -6,898 0 -100% -$652.2K

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Southern Company Common Stock 2026-05-24 M A 7,662 $0.00 216,863.25 D — — (F1) Shares acquired upon vesting of the final 1/3 of performance restricted stock units granted on May 24, 2023. Includes 764 accrued dividend equivalent units.
2 Common Southern Company Common Stock 2026-05-24 F D 3,414 $94.55 213,449.25 D — — (F2) Shares withheld to satisfy required state and federal tax withholding requirements.
3 Derivative Performance Restricted Stock Units 2026-05-24 M D 6,898 $94.55 0 D $0.00 · — to — 6,898 Southern Company Common Stock (F3) Represents the final 1/3 of performance restricted stock units granted on May 24, 2023. (F3) Represents the final 1/3 of performance restricted stock units granted on May 24, 2023. (F3) Represents the final 1/3 of performance restricted stock units granted on May 24, 2023. (F3) Represents the final 1/3 of performance restricted stock units granted on May 24, 2023.