SOUTHERN CO — Director's Dealing 2022

Feb 15, 2022

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: SOUTHERN CO (SO)
CIK: 0000092122
Period of Report: 2022-02-13

Reporting Person: Cummiskey Christopher (EVP & CCCS Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2022-02-13	Southern Company Common Stock	M	1659	$0.00	Acquired	19001.4417	Direct
2022-02-13	Southern Company Common Stock	F	750	$66.79	Disposed	18251.4417	Direct
2022-02-13	Southern Company Common Stock	A	13891	$0.00	Acquired	32142.4417	Direct
2022-02-13	Southern Company Common Stock	F	6300	$66.79	Disposed	25842.4417	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2022-02-13	Performance Restricted Stock Units	$0.00	M	1592	Disposed		Southern Company Common Stock (1592)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Southern Company Common Stock	5158.159	Indirect

Footnotes

F1: Shares acquired upon vesting of first 1/3 of performance restricted stock units granted on February 3, 2021. The Compensation Committee and Management Succession Committee certified performance on February 13, 2022. Includes 67 accrued dividend equivalent units.

F2: Shares withheld to satisfy required state and federal tax withholding requirements.

F3: Shares acquired upon vesting of performance share units under Company's Performance Share Program for the 2019-2021 award. The Compensation and Management Succession Committee certified performance on February 13, 2022. Includes accrued dividend equivalent units.

F4: Represents first 1/3 of performance restricted stock units granted on February 3, 2021. The remaining award will vest 1/3 in 2023 and 1/3 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.