InsiderTrades

Form 4 for SO Southern Company

Accepted 2026-02-03 00:00:00 ET · period of report 2026-01-31 · accession 0001193125-26-036034 · 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 2026-02-03 2026-01-31 SO Drake Sloane N EVP, CHRO M - OptEx $0.00 +1,579 26.0K +6% $0
D 2026-02-03 2026-01-31 SO Drake Sloane N EVP, CHRO F - Tax $89.31 -773 25.3K -3% -$69.0K
D 2026-02-03 2026-01-31 SO Drake Sloane N EVP, CHRO M - OptEx $0.00 -1,473 1,473 -50% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Southern Company Common Stock 2026-01-31 M A 1,579 $0.00 26,036 D — — (F1) Shares acquired upon vesting of second 1/3 of performance restricted stock units granted on January 31, 2024. Includes 106 accrued dividend equivalent units.
2 Common Southern Company Common Stock 2026-01-31 F D 773 $89.31 25,263 D — — (F2) Shares withheld to satisfy required state and federal tax withholding requirements.
3 Derivative Performance Restricted Stock Units 2026-01-31 M D 1,473 $0.00 1,473 D $0.00 · — to — 1,473 Southern Company Common Stock (F3) Represents second 1/3 of performance restricted stock units granted on January 31, 2024. The remaining award will vest in 2027. Each restricted stock unit represents the right to receive, at settlement, one share of common stock. Additional units will be acquired with deemed dividends. Shares will be withheld upon vesting to satisfy tax requirements.