Derivative exercise or conversion — not an open-market buy.
Written from the filing's own figures. OQRO describes what was reported and never tells you what to buy or sell
View the official recordSEC Form 4 — Statement of Changes in Beneficial OwnershipAll the details
Dates, kept separate
Transaction date
Feb 11, 2026
Reporting period
Not applicable
Filed with the SEC
Feb 14, 2026
OfficerOption exercise
Context
Classification
option exercise
Code M — exercise or conversion of a derivative security
Planned / mechanical clue
Footnote references vesting of compensation awards
Only flagged when a footnote says so; never inferred
Source receipt
Record ID
0001193125-26-051201
Filed / recorded
Feb 14, 2026, 1:51 AM UTC
Added to OQRO
Oct 2, 2026, 12:28 PM UTC
Parser
form4-xml-v1
Data quality
Verified: identifiers matched exactly
Issuer
SOUTHERN CO
Issuer CIK
92122
Ticker
SO
Reporting person
Sterling A Jr. Spainhour
Relationship
Officer
Officer title
EVP & CLO
Security
Southern Company Common Stock
Table
Non-derivative (Table I)
Transaction date
Feb 11, 2026
Transaction code
M
Shares / units
2,526
Price per share
$0.00
Acquired / disposed
Acquired (A)
Shares owned after
39,678
Ownership form
Direct
Amendment
No
Footnotes from the filing
Shares acquired upon vesting of first 1/3 of performance restricted stock units granted on February 5, 2025. The Compensation and Talent Development Committee certified performance on February 11, 2026. Includes 83 accrued dividend equivalent units.