James Y. Kerr II - 03 Feb 2023 Form 4 Insider Report for SOUTHERN CO (SO)

Role: EVP, Chief Legal Officer & CCO
Signature: /s/ Marcia R. DeMar, Attorney-in-Fact for James Y. Kerr II
Issuer symbol: SO
Transactions as of: 03 Feb 2023
Transactions value $: -$101,981
Form type: 4
Filing time: 07 Feb 2023, 15:48:48 UTC
Previous filing: 01 Aug 2022
Next filing: 14 Feb 2023
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	SO	Southern Company Common Stock	Options Exercise	$0	+3.2K	+2.33%	$0.00	140K	03 Feb 2023	Direct	F1
transaction	SO	Southern Company Common Stock	Tax liability	-$102K	-1.52K	-1.08%	$67.27	139K	03 Feb 2023	Direct	F2
holding	SO	Southern Company Common Stock						28.7K	03 Feb 2023	401K

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	-2.96K	-50%	$0.00	2.96K	03 Feb 2023	Southern Company Common Stock	2.96K	$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 240 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.