Christopher C. Womack - 24 May 2026 Form 4 Insider Report for SOUTHERN CO (SO)

Reporting relationship: Chairman, President & CEO
Issuer ticker: SO
Reported as of: 24 May 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 26 May 2026, 16:00:05 UTC
Prior SEC filing: 19 May 2026
Source filing: View source filing
Reporting owner signature: /s/ Brittney Anderson, Attorney-in-Fact for Christopher C. Womack

Key filing fact

Christopher C. Womack filed Form 4 for SOUTHERN CO (SO) on 26 May 2026.

Key facts

This page summarizes Christopher C. Womack's Form 4 filing for SOUTHERN CO (SO).
3 reported transactions and 1 derivative row are listed below.
Accepted by SEC: 26 May 2026, 16:00.

Change

Previous filing in this sequence was filed on 19 May 2026.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001195423 Primary reporting owner

WOMACK CHRISTOPHER C

Relationship: Chairman, President & CEO
Address: 30 IVAN ALLEN JR BLVD NW, ATLANTA
Signature: /s/ Brittney Anderson, Attorney-in-Fact for Christopher C. Womack
Signature date: 26 May 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

SO transaction

Southern Company Common Stock

Options Exercise

Transaction value
Shares: +7,662
Change %: +3.7%
Price: $0.000000^*
Shares after: 216,863
Date: 24 May 2026
Ownership: Direct
Footnotes: F1

SO transaction

Southern Company Common Stock

Tax liability

Transaction value
Shares: -3,414
Change %: -1.6%
Price: $94.55^*
Shares after: 213,449
Date: 24 May 2026
Ownership: Direct
Footnotes: F2

SO holding

Southern Company Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 2,603
Date: 24 May 2026
Ownership: By 401(k)

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

SO transaction Derivative

Performance Restricted Stock Units

Options Exercise

Transaction value
Shares: -6,898
Change %: -100%
Price: $94.55^*
Shares after: 0
Date: 24 May 2026
Ownership: Direct
Underlying class: Southern Company Common Stock
Underlying amount: 6,898
Exercise price: $0.000000
Footnotes: F3

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 3 footnotes

Footnote F1

Shares acquired upon vesting of the final 1/3 of performance restricted stock units granted on May 24, 2023. Includes 764 accrued dividend equivalent units.

Footnote F2

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

Footnote F3

Represents the final 1/3 of performance restricted stock units granted on May 24, 2023.