THOMAS A. FANNING - 03 Feb 2023 Form 4 Insider Report for SOUTHERN CO (SO)

Signature
/s/ Marcia R. DeMar, Attorney-in-Fact for Thomas A. Fanning
Issuer symbol
SO
Transactions as of
03 Feb 2023
Transactions value $
-$644,917
Form type
4
Filing time
07 Feb 2023, 15:55:50 UTC
Previous filing
16 Dec 2022
Next filing
14 Feb 2023

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction SO Southern Company Common Stock Options Exercise $0 +21.2K +2.71% $0.00 803K 03 Feb 2023 Direct F1
transaction SO Southern Company Common Stock Tax liability -$645K -9.59K -1.19% $67.27 794K 03 Feb 2023 Direct F2
holding SO Southern Company Common Stock 16.2K 03 Feb 2023 By 401(K)
holding SO Southern Company Common Stock 114K 03 Feb 2023 By Grantor Retained Annuity Trust

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction SO Performance Restricted Stock Units Options Exercise $0 -19.6K -50% $0.00 19.6K 03 Feb 2023 Southern Company Common Stock 19.6K $0.00 Direct F3
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Shares acquired upon vesting of second 1/3 of performance restricted stock units granted on February 3, 2021. Includes 1,592 accrued dividend equivalent units.
F2 Shares withheld to satisfy required state and federal tax withholding requirements.
F3 Represents second 1/3 of performance restricted stock units granted on February 3, 2021. The remaining 1/3 of the award will vest in 2024. 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.