Bryan D. Anderson - 01 Feb 2025 Form 4 Insider Report for SOUTHERN CO (SO)

Role: EVP & Pres. External Affairs
Signature: /s/ J. Patrick Becker, Attorney-in-Fact for Bryan D. Anderson
Issuer symbol: SO
Transactions as of: 01 Feb 2025
Net transactions value: -$89,071
Form type: 4
Filing time: 04 Feb 2025, 15:00:12 UTC
Previous filing: 09 Sep 2024
Next filing: 07 Feb 2025
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	+1,969	+4.4%	$0.000000	46,436	01 Feb 2025	Direct	F1
transaction	SO	Southern Company Common Stock	Tax liability	$89,071	-1,061	-2.3%	$83.95	45,375	01 Feb 2025	Direct	F2

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	-1,824	-50%	$0.000000	1,825	01 Feb 2025	Southern Company Common Stock	1,824	$0.000000	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 1, 2023. Includes 145 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 1, 2023. The remaining award will vest in 2026. 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.