Skip to main content

Southern Co

SO
Exchange
NYSE
Industry
Electric Services
SEC CIK
0000092122

In the last 90 days, Southern Co insiders filed 0 open-market purchases and 6 sales; 2,371 institutions reported holding it in 13F filings for Q2 2026, worth $80.0B in total; no superinvestor holds it.

Other share classesSOJCSOJDSOJESOJFSOMN

Key figures

Insider buysOpen market, last 90 days
0
Insider sellsLast 90 days, $843.6K in total
6
13F holdersQ2 2026, +34 vs. previous quarter
2,371
13F valueReported value at the end of Q2 2026
$80.0B
Superinvestors holdingAt the end of Q2 2026
0

Price chart

Superinvestors holding SO, Q2 2026

Go to the superinvestors tab

No superinvestor reported holding SO at the end of Q2 2026.

Latest insider trades

Open-market purchases and sales by Southern Co insiders from Form 4, newest first.

See all insider trades
Insider trades
Filed (ET)Trade dateFiling delayInsiderTransactionSharesAvg priceValueHolding changeFlags
Sep 4, 2026 (view filing)1:00 PM ETSep 31 daySena Peter P IIIChairman,President & CEO, SNCSSaleSouthern Company Common Stock−4.27K$88.59−$377.9K−13.7%26.9K after10b5-1
Sep 4, 2026 (view filing)1:00 PM ETSep 31 dayKim Matthew M.ComptrollerSSaleSouthern Company Common Stock−1.40K$88.87−$124.4K−21.9%4.99K after
Sep 3, 2026 (view filing)10:00 AM ETSep 12 daysKim Matthew M.ComptrollerSSaleSouthern Company Common Stock−100$88.45−$8.85K−1.5%6.40K after10b5-1
Aug 7, 2026 (view filing)3:00 PM ETAug 61 daySpainhour Sterling A Jr.EVP & CLOSSaleSouthern Company Common Stock−3.33K$94.02−$313.4K−8.6%35.2K after10b5-1
Aug 4, 2026 (view filing)10:30 AM ETAug 31 dayKim Matthew M.ComptrollerSSaleSouthern Company Common Stock−100$94.28−$9.43K−1.5%6.49K after10b5-1
Jul 2, 2026 (view filing)2:00 PM ETJul 11 dayKim Matthew M.ComptrollerSSaleSouthern Company Common Stock−100$95.77−$9.58K−1.5%6.59K after10b5-1
Jun 1, 2026 (view filing)Jun 1Same dayKim Matthew M.ComptrollerSSaleSouthern Company Common Stock−100$91.16−$9.12K−1.5%6.69K after10b5-1
May 4, 2026 (view filing)May 13 daysKim Matthew M.ComptrollerSSaleSouthern Company Common Stock−100$96.57−$9.66K−1.5%6.79K after10b5-1
Mar 31, 2026 (view filing)Mar 301 dayGreene Kimberly S,Chairman, President & CEO, GPCSSaleSouthern Company Common Stock−25.0K$96.67−$2.42M−19.4%103.6K after10b5-1
Mar 19, 2026 (view filing)Mar 19Same dayCummiskey ChristopherEVPSSaleSouthern Company Common Stock−6.67K$96.55−$643.9K−17.8%30.8K after

Top 10 13F holders, Q2 2026

The largest institutional positions in Southern Co at the end of Q2 2026; share changes are against Q1 2026.

See all 2,371 holders
Institutions holding SO in Q2 2026
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock, Inc.92,990,716$8.90B0.13%+2,622,013+2.9%Added
Vanguard Capital Management LLC73,665,124$7.05B0.15%+2,125,979+3.0%Added
State Street Corp64,809,708$6.20B0.18%+1,829,620+2.9%Added
Capital World Investors62,518,698$5.98B0.71%+6,278,825+11.2%Added
Price T Rowe Associates Inc46,415,904$4.44B0.44%+9,990,378+27.4%Added
JPMorgan Chase & Co32,778,201$3.17B0.19%−10,559,549−24.4%Reduced
Geode Capital Management, LLC29,315,285$2.82B0.15%+960,236+3.4%Added
Vanguard Portfolio Management LLC27,023,691$2.59B0.12%+886,834+3.4%Added
FMR LLC22,537,244$2.16B0.09%−350,690−1.5%Reduced
Franklin Resources Inc16,561,908$1.59B0.34%−247,401−1.5%Reduced