SENA PETER P III

PrivateCIK: 2023851
Location

ATLANTA, GA

SENA PETER P III (Chairman,President & CEO, SNC) exercised options at SOUTHERN CO

Option exercise — a mechanical event triggered by vesting or expiry. Not a discretionary conviction trade.

M · 2 exercises
InsiderSENA PETER P IIICIK 2023851
IssuerSOUTHERN COCIK 92122
Officer· Chairman,President & CEO, SNC
Since Feb 2026
-1.32K
Net shares
Net seller
$144.7K
Total sold
0
Open market trades
0B · 0S
6
Total transactions
3.51K acquired · 4.83K disposed
Non-Derivative Transactions4

Southern Company Common Stock

Direct
M · Option Exercise

Shares

+1.75K

Price / share

Trade value

% of position

11.7%
1/31/2026
15K16.75K

Southern Company Common Stock

Direct
F · Tax Withholding

Shares

840.00

Price / share

$89.31

Trade value

$75.02K

% of position

5.0%
1/31/2026
16.75K15.91K

Southern Company Common Stock

Direct
M · Option Exercise

Shares

+1.76K

Price / share

Trade value

% of position

11.0%
2/1/2026
15.91K17.67K

Southern Company Common Stock

Direct
F · Tax Withholding

Shares

780.00

Price / share

$89.31

Trade value

$69.66K

% of position

4.4%
2/1/2026
17.67K16.89K
Total

Net shares

+1.89K

Net value

-$144.68K

Derivative Transactions2

Southern Co Restricted Stock Units

Direct
M · Option Exercise
Converts to

Southern Company Common Stock

1.64K shares

Shares

1.64K

Strike price

0

Held after

1.64K

Exercisable

1/31/2026

Southern Co Restricted Stock Units

Direct
M · Option Exercise
Converts to

Southern Company Common Stock

1.57K shares

Shares

1.57K

Strike price

0

Held after

0.00

Exercisable

2/1/2026
SENA PETER P III — Insider Transaction (Form 4) Filed Feb 3, 2026 | Finecho