SO

NYSE

SOUTHERN CO

Latest disclosureOctober 5, 2026

Insider score Why 0?: 0/ 100
Qualifying buys · 30d: $0

0 purchases · 10 sales

Price by TradingView

Insider transactions 59

Limited filing history

Filters

Last 30 daysNo qualifying insider buying. Sales: $8.27K by 1 insider.

Showing the first 6 of 10 trades on this page.

Sale disclosed

Matthew M. Kim

Comptroller

Southern Company Common Stock

Reported value: $8.27K
Reported price: $82.73 / share

Sale disclosed

Peter P. Sena III

Chairman,President & CEO, SNC

Southern Company Common Stock

Reported value: $377.92K
Reported price: $88.59 / share

Sale disclosed

Matthew M. Kim

Comptroller

Southern Company Common Stock

Reported value: $124.42K
Reported price: $88.87 / share

Sale disclosed

Matthew M. Kim

Comptroller

Southern Company Common Stock

Reported value: $8.85K
Reported price: $88.45 / share

Sale disclosed

Sterling A. Spainhour Jr.

EVP & CLO

Southern Company Common Stock

Reported value: $313.37K
Reported price: $94.02 / share

Sale disclosed

Matthew M. Kim

Comptroller

Southern Company Common Stock

Reported value: $9.43K
Reported price: $94.28 / share

Sale disclosed

Matthew M. Kim

Comptroller

Southern Company Common Stock

Reported value: $9.58K
Reported price: $95.77 / share

Sale disclosed

Matthew M. Kim

Comptroller

Southern Company Common Stock

Reported value: $9.12K
Reported price: $91.16 / share

Sale disclosed

Matthew M. Kim

Comptroller

Southern Company Common Stock

Reported value: $9.66K
Reported price: $96.57 / share

Sale disclosed

Kimberly S. Greene

Chairman, President & CEO, GPC

Southern Company Common Stock

Reported value: $2.42M
Reported price: $96.67 / share

Reporting insider	Security / transaction	Amount / price	Value	Traded / disclosed	Source
Comptroller	Southern Company Common StockSale10b5-1	100$82.73 / share	$8.27K	Oct 1Filed Oct 1 · 0d later	SEC filing
Chairman,President & CEO, SNC	Southern Company Common StockSale10b5-1	4,266$88.59 / share	$377.92K	Sep 3Filed Sep 4 · 1d later	SEC filing
Comptroller	Southern Company Common StockSale	1,400$88.87 / share	$124.42K	Sep 3Filed Sep 4 · 1d later	SEC filing
Comptroller	Southern Company Common StockSale10b5-1	100$88.45 / share	$8.85K	Sep 1Filed Sep 3 · 2d later	SEC filing
EVP & CLO	Southern Company Common StockSale10b5-1	3,333$94.02 / share	$313.37K	Aug 6Filed Aug 7 · 1d later	SEC filing
Comptroller	Southern Company Common StockSale10b5-1	100$94.28 / share	$9.43K	Aug 3Filed Aug 4 · 1d later	SEC filing
Comptroller	Southern Company Common StockSale10b5-1	100$95.77 / share	$9.58K	Jul 1Filed Jul 2 · 1d later	SEC filing
Comptroller	Southern Company Common StockSale10b5-1	100$91.16 / share	$9.12K	Jun 1Filed Jun 1 · 0d later	SEC filing
Comptroller	Southern Company Common StockSale10b5-1	100$96.57 / share	$9.66K	May 1Filed May 4 · 3d later	SEC filing
Chairman, President & CEO, GPC	Southern Company Common StockSale10b5-1	25,000$96.67 / share	$2.42M	Mar 30Filed Mar 31 · 1d later	SEC filing

Congress transactions 2

All Congress filings

Purchase disclosed

Southern Company (SO) · Stock

The filing reports a purchase for the member.

Jared MoskowitzReporting House member

Reported amount: $1,001 – $15,000Reported range; exact amount not disclosed.
Trade date: December 2, 2025

Sale disclosed

Southern Company (SO) · Stock

The filing reports a sale for a spouse.

Valerie HoyleReporting House member

Reported amount: $1,001 – $15,000Reported range; exact amount not disclosed.
Trade date: September 23, 2025

Why this buying score?

No qualifying common-equity purchases

No eligible common-equity purchase is public by this cutoff within 180 transaction-date days. Other instruments, exercises and routine activity do not contribute purchase points.

+0 pts

This score describes qualifying insider purchases at issuer level. Read the methodology

Sources and coverage

Limited filing history · Market-wide discovery does not establish complete company history. View coverage

Source: SEC EDGAR · Form 4
Issuer CIK: 0000092122
Latest public acceptance: Oct 5, 2026, 06:16 PM UTC
Score calculated: Oct 8, 2026, 12:03 AM UTC
Parser: form4-parser-1.5
Classifier: form4-classifier-1.1
Scoring methodology: insider-experimental-1.1
Availability: Public filing time, not trade date

Open a transaction's SEC filing for the primary evidence. A code P may describe an open-market or private purchase; classification is not proof of intent.

Insider activity can have many explanations. Signal Strength is not a probability of profit or a recommendation to trade.

Reporting insider

Security / transaction

Amount / price

Value

Traded / disclosed

Source

Comptroller

Southern Company Common StockSale10b5-1

100$82.73 / share

$8.27K

Oct 1Filed Oct 1 · 0d later

SEC filing

Chairman,President & CEO, SNC

Southern Company Common StockSale10b5-1

4,266$88.59 / share

$377.92K

Sep 3Filed Sep 4 · 1d later

SEC filing

Comptroller

Southern Company Common StockSale

1,400$88.87 / share

$124.42K

Sep 3Filed Sep 4 · 1d later

SEC filing

Comptroller

Southern Company Common StockSale10b5-1

100$88.45 / share

$8.85K

Sep 1Filed Sep 3 · 2d later

SEC filing

EVP & CLO

Southern Company Common StockSale10b5-1

3,333$94.02 / share

$313.37K

Aug 6Filed Aug 7 · 1d later

SEC filing

Comptroller

Southern Company Common StockSale10b5-1

100$94.28 / share

$9.43K

Aug 3Filed Aug 4 · 1d later

SEC filing

Comptroller

Southern Company Common StockSale10b5-1

100$95.77 / share

$9.58K

Jul 1Filed Jul 2 · 1d later

SEC filing

Comptroller

Southern Company Common StockSale10b5-1

100$91.16 / share

$9.12K

Jun 1Filed Jun 1 · 0d later

SEC filing

Comptroller

Southern Company Common StockSale10b5-1

100$96.57 / share

$9.66K

May 1Filed May 4 · 3d later

SEC filing

Chairman, President & CEO, GPC

Southern Company Common StockSale10b5-1

25,000$96.67 / share

$2.42M

Mar 30Filed Mar 31 · 1d later

SEC filing

Why this buying score?

No qualifying common-equity purchases

No eligible common-equity purchase is public by this cutoff within 180 transaction-date days. Other instruments, exercises and routine activity do not contribute purchase points.

+0 pts

This score describes qualifying insider purchases at issuer level. Read the methodology

Sources and coverage

Limited filing history · Market-wide discovery does not establish complete company history. View coverage

Source: SEC EDGAR · Form 4
Issuer CIK: 0000092122
Latest public acceptance: Oct 5, 2026, 06:16 PM UTC
Score calculated: Oct 8, 2026, 12:03 AM UTC
Parser: form4-parser-1.5
Classifier: form4-classifier-1.1
Scoring methodology: insider-experimental-1.1
Availability: Public filing time, not trade date

Open a transaction's SEC filing for the primary evidence. A code P may describe an open-market or private purchase; classification is not proof of intent.