CUMMISKEY CHRISTOPHER

PrivateCIK: 1642170
Location

ATLANTA, GA

CUMMISKEY CHRISTOPHER (EVP & CCCS Officer) exercised options at SOUTHERN CO

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

M · 2 exercises
InsiderCUMMISKEY CHRISTOPHERCIK 1642170
IssuerSOUTHERN COCIK 92122
Officer· EVP & CCCS Officer
Since Jan 2021
-1.29K
Net shares
Net seller
$142.2K
Total sold
0
Open market trades
0B · 0S
6
Total transactions
3.51K acquired · 4.80K disposed
Non-Derivative Transactions4

Southern Company Common Stock

Direct
M · Option Exercise

Shares

+1.79K

Price / share

Trade value

% of position

8.0%
1/31/2026
22.50K24.30K

Southern Company Common Stock

Direct
F · Tax Withholding

Shares

758.00

Price / share

$89.31

Trade value

$67.70K

% of position

3.1%
1/31/2026
24.30K23.54K

Southern Company Common Stock

Direct
M · Option Exercise

Shares

+1.72K

Price / share

Trade value

% of position

7.3%
2/1/2026
23.54K25.25K

Southern Company Common Stock

Direct
F · Tax Withholding

Shares

834.00

Price / share

$89.31

Trade value

$74.48K

% of position

3.3%
2/1/2026
25.25K24.42K
Total

Net shares

+1.92K

Net value

-$142.18K

Derivative Transactions2

Performance Restricted Stock Units

Direct
M · Option Exercise
Converts to

Southern Company Common Stock

167.00 shares

Shares

1.67K

Strike price

0

Held after

1.67K

Exercisable

1/31/2026

Performance Restricted Stock Units

Direct
M · Option Exercise
Converts to

Southern Company Common Stock

1.54K shares

Shares

1.54K

Strike price

0

Held after

0.00

Exercisable

2/1/2026
Non-Derivative Holdings (Post-Transaction)1

Southern Company Common Stock

Indirect
Shares owned5.81K
Total
5.81K indirect5.81K
Derivative Holdings (Post-Transaction)0
No derivative holdings reported
CUMMISKEY CHRISTOPHER — Insider Transaction (Form 4) Filed Feb 3, 2026 | Finecho