Kimberly S. Greene - Feb 7, 2024 Form 4 Insider Report for SOUTHERN CO (SO)

Role
Chairman, President & CEO, GPC
Signature
/s/ Myra C. Bierria, Attorney-in-Fact for Kimberly S. Greene
Stock symbol
SO
Transactions as of
Feb 7, 2024
Transactions value $
-$1,555,985
Form type
4
Date filed
2/9/2024, 05:25 PM
Previous filing
Feb 6, 2024
Next filing
Feb 14, 2024

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction SO Southern Company Common Stock Award $0 +47.8K +47.51% $0.00 148K Feb 7, 2024 Direct F1
transaction SO Southern Company Common Stock Tax liability -$1.44M -21.6K -14.53% $66.95 127K Feb 7, 2024 Direct F2
transaction SO Southern Company Common Stock Options Exercise $0 +3.74K +2.95% $0.00 131K Feb 7, 2024 Direct F3
transaction SO Southern Company Common Stock Tax liability -$113K -1.69K -1.29% $66.95 129K Feb 7, 2024 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 -3.6K -33.34% $0.00 7.19K Feb 7, 2024 Southern Company Common Stock 3.6K $0.00 Direct F4
* 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 performance share units under Company's Performance Share Program for the 2021-2023 award. The Compensation and Talent Development Committee certified performance on February 7, 2024. Includes accrued dividend equivalent units.
F2 Shares withheld to satisfy required state and federal tax withholding requirements.
F3 Shares acquired upon vesting of first 1/3 of performance restricted stock units granted on February 1, 2023. The Compensation and Talent Development Committee certified performance on February 7, 2024. Includes 149 accrued dividend equivalent units.
F4 Represents first 1/3 of performance restricted stock units granted on February 1, 2023. The remaining award will vest 1/3 in 2025 and 1/3 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.