Transaction · 0001193125-26-383300

Kim Matthew M.

Kim Matthew M. reported an open-market or private sale at SOUTHERN CO involving 1400.000000 shares for an estimated $124418.00. Reported holdings after the transaction were 4988.000000 shares. A 10b5-1 reference was not detected in the stored filing text.

Open-market sellSEC transaction code S

SOSOUTHERN CO

Filing timeSep 04

Trade dateSep 03, 2026

Filing · SECView on SEC

InsiderProfile

Price performance since filing

Close on the filing date, the pre-filing context, and the forward return at standard windows

Price at filing

$88.77

Pre-filing

1mo ago +5.0%1w ago +1.8%1d ago +1.8%

Returns since

7d +0.0%30d +0.0%90d +0.0%180d +0.0%1y +0.0%

SO price since this filing

30 days of pre-filing context and vertical markers at the filing date plus 7d / 30d / 90d / 180d / 1y afterwards

SO since 2026-09-04Filed today · pre-filing context shaded

Loading…

Filing datePost-filing windows (7d, 30d, 90d, 180d, 1y)30 days of pre-filing context

Transaction facts

Stored Form 4 columns with their raw values

Non-derivative

Type: Sell
Identifier: 0001193125-26-383300
Transaction date: Sep 03, 2026
Shares: 1.40k sh
Estimated value: -$12.4M
Holdings after: 4.98k sh

Filing signal explanations

Badges describe filing facts only — not predictions.

Cluster 14dRepeat 30dPattern $10.0MLarge $100M

Direct Ownership Large Holdings Reduction Repeat Seller

+10score

Filing-only score

+10

Compact filing score computed from stored Form 4 facts. Version v1.

Positive filing signal

This filing has a modest positive filing-only score. Treat it as a useful flag for review, not as a buy signal.

Reported relationships & other filings

Form 4 relationship flags and nearby filing context

Reported roles

Comptroller

Officer YesDirector No10% NoOther No

Footnotes & amended

No footnotes recorded.

Original filing · 0001193125-26-383300

Related transactions

0 other filings

Same reporting owner

Recent company activity

0 recent txs