KIM MATTHEW M.

PrivateCIK: 2082705
Location

ATLANTA, GA

Senior insider sale

Comptroller at SOUTHERN CO — senior position signals high conviction

$37.0K

400.00 shares

What this filing means

KIM MATTHEW M. plans to sell 400.00 shares of SOUTHERN CO valued at approximately $37.0K. Form 144 is a notice of intent to sell restricted or control securities — not a mandatory transaction. This filing provides advance warning of potential selling pressure.

InsiderKIM MATTHEW M.CIK 2082705
IssuerSOUTHERN COCIK 92122
Officer· Comptroller
Since Feb 2026
400.00
Shares to sell
$37.0K
Approx. market value
100.00
Acquired (3 months)
1
Planned
3 completed
Securities Acquired — Last 3 Months1
Sort

PERFORMANCE STOCK VEST

COMPENSATORY PAYMENT

2/27/2024
100.00
Total acquired100.00
Planned & Completed Dispositions4
Sort

Completed

Completed

Units to sell

100.00

Market value

$9.4K

8/3/2026
Completed

Units to sell

100.00

Market value

$9.6K

7/1/2026
Completed

Units to sell

100.00

Market value

$9.1K

6/1/2026

Planned — Approximate Date

NYSEPlanned

Units to sell

100.00

Market value

$8.8K

9/1/2026
Total

Units

400.00

Value

$37.0K