Sterling A. Spainhour Jr. - 06 Mar 2026 Form 4 Insider Report for SOUTHERN CO (SO)

Role
EVP & CLO
Signature
/s/ Brittney Anderson, Attorney-in-Fact for Sterling A. Spainhour
Issuer symbol
SO
Transactions as of
06 Mar 2026
Net transactions value
$0
Form type
4
Filing time
10 Mar 2026, 15:30:03 UTC
Previous filing
13 Feb 2026
SEC
View on sec.gov

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Spainhour Sterling A Jr. EVP & CLO 30 IVAN ALLEN JR BLVD NW, ATLANTA /s/ Brittney Anderson, Attorney-in-Fact for Sterling A. Spainhour 10 Mar 2026 0001849295

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction SO Southern Company Common Stock Discretionary transaction in accordance with Rule 16b-3(f) resulting in acquisition or disposition of issuer securities -6,330 -90% $97.64* 704 06 Mar 2026 401(k) F1
holding SO Southern Company Common Stock 38,552 06 Mar 2026 Direct
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Sale of shares in connection with rebalancing of 401(k)