SOUTHERN CO (SO) Insider Trading

SOUTHERN CO (SO) has 18 SEC Form 4 insider filings on record in the last 90 days. No insider purchases were filed — 6 sales totalling $844K. Most recent filing: Sept. 4, 2026.

Filings
18
Purchases
0
$0
Sales
6
$844K
Insiders
14

Most active SO insiders

Sena Peter P III
Chairman,President & CEO, SNC
0 bought · 1 sold · Sept. 4, 2026
$409K
Spainhour Sterling A Jr.
EVP & CLO
0 bought · 1 sold · Aug. 7, 2026
$313K
Kim Matthew M.
Comptroller
0 bought · 4 sold · Sept. 4, 2026
$152K
SMITH WILLIAM G JR
Director
0 bought · 0 sold · July 2, 2026
$82K
GRAIN DAVID J
Director
0 bought · 0 sold · July 2, 2026
$81K
Turner John M JR
Director
0 bought · 0 sold · July 2, 2026
$76K
MEADOR DAVID E
Director
0 bought · 0 sold · July 2, 2026
$76K
EARLEY ANTHONY F JR
Director
0 bought · 0 sold · July 2, 2026
$67K

Latest SO Form 4 filings

Date Insider Value Shares Stake Pre-planned Links
Sept. 4, 2026 filed Sept. 3, 2026 Sena Peter P III Chairman,President & CEO, SNC −$377,925 4,266 −14% Yes
Sept. 4, 2026 filed Sept. 3, 2026 Kim Matthew M. Comptroller −$124,418 1,400 −22% No
Sept. 3, 2026 filed Sept. 1, 2026 Kim Matthew M. Comptroller −$8,845 100 −2% Yes
Aug. 7, 2026 filed Aug. 6, 2026 Spainhour Sterling A Jr. EVP & CLO −$313,369 3,333 −9% Yes
Aug. 4, 2026 filed Aug. 3, 2026 Kim Matthew M. Comptroller −$9,428 100 −2% Yes

Showing the 5 most recent of 18 filings in the last 90 days.

About this data

Form 4 is the filing company officers, directors and 10% shareholders must submit to the SEC within two business days of trading their own company's stock. Open-market purchases generally carry more signal than sales, which are often scheduled in advance. More on how this works.

Get alerted when SO insiders trade

Real-time Telegram alerts the moment a Form 4 is filed. Filings shown here are delayed by 72 hours.

Start free