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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 $79.9B in total; no superinvestor holds it.

Other share classesSOJCSOJDSOJESOJFSOMN

13F holders, Q3 2025

Institutional positions in Southern Co as of Sep 30, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
2,222
+73 vs. Q2 2025
Shares held
786.7M
+25.3M (+3.3%) vs. Q2 2025
Total value
$74.6B
+$5.04B (+7.3%) vs. Q2 2025
New holders
167
937 more added
Sold out
94
733 more reduced

35 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2025: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting SO on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ3 2025: 2,222 institutions
Q1 2021: 1,491 institutionsQ2 2021: 1,508 institutionsQ3 2021: 1,492 institutionsQ4 2021: 1,654 institutionsQ1 2022: 1,700 institutionsQ2 2022: 1,683 institutionsQ3 2022: 1,661 institutionsQ4 2022: 1,737 institutionsQ1 2023: 1,706 institutionsQ2 2023: 1,728 institutionsQ3 2023: 1,713 institutionsQ4 2023: 1,838 institutionsQ1 2024: 1,825 institutionsQ2 2024: 1,888 institutionsQ3 2024: 2,010 institutionsQ4 2024: 2,126 institutionsQ1 2025: 2,207 institutionsQ2 2025: 2,184 institutionsQ3 2025: 2,222 institutionsQ4 2025: 2,273 institutionsQ1 2026: 2,367 institutionsQ2 2026: 2,371 institutions
Value heldQ3 2025: $74.6B
Q1 2021: $39.2BQ2 2021: $38.3BQ3 2021: $39.1BQ4 2021: $43.9BQ1 2022: $47.3BQ2 2022: $47.2BQ3 2022: $46.0BQ4 2022: $49.1BQ1 2023: $48.8BQ2 2023: $48.8BQ3 2023: $44.9BQ4 2023: $49.1BQ1 2024: $51.0BQ2 2024: $56.8BQ3 2024: $66.9BQ4 2024: $61.4BQ1 2025: $69.0BQ2 2025: $70.8BQ3 2025: $74.6BQ4 2025: $69.6BQ1 2026: $76.2BQ2 2026: $79.9B
Institutions holding SO and their total value by quarter
QuarterHoldersValue
Q2 20262,371$79.9B
Q1 20262,367$76.2B
Q4 20252,273$69.6B
Q3 20252,222$74.6B
Q2 20252,184$70.8B
Q1 20252,207$69.0B
Q4 20242,126$61.4B
Q3 20242,010$66.9B
Q2 20241,888$56.8B
Q1 20241,825$51.0B
Q4 20231,838$49.1B
Q3 20231,713$44.9B
Q2 20231,728$48.8B
Q1 20231,706$48.8B
Q4 20221,737$49.1B
Q3 20221,661$46.0B
Q2 20221,683$47.2B
Q1 20221,700$47.3B
Q4 20211,654$43.9B
Q3 20211,492$39.1B
Q2 20211,508$38.3B
Q1 20211,491$39.2B

Institutions, Q3 2025

Shares, value and share of portfolio for each institution holding Southern Co; share changes are against Q2 2025.

Institutions holding SO in Q3 2025
InstitutionSharesValue% of portfolioChange in sharesAction
First National Advisers, LLC39,585$3.75M0.51%+1,258+3.3%Added
Folger Nolan Fleming Douglas Capital Management, Inc39,826$3.77M0.39%−130−0.3%Reduced
JPL Wealth Management, LLC39,962$3.79M0.90%+190.0%Added
Allstate Corp40,634$3.85M0.09%+40,634New
Los Angeles Capital Management LLC40,846$3.87M0.01%−1,034−2.5%Reduced
Resources Investment Advisors, LLC.41,110$3.90M0.04%−286−0.7%Reduced
Canandaigua National Bank & Trust Co41,197$3.90M0.34%−349−0.8%Reduced
Daymark Wealth Partners, LLC41,322$3.92M0.13%+4,817+13.2%Added
Prime Capital Investment Advisors, LLC41,750$3.96M0.05%+2,415+6.1%Added
Federation des caisses Desjardins du Quebec42,036$3.98M0.02%+6,210+17.3%Added
Sigma Planning Corp42,459$4.02M0.11%−5,117−10.8%Reduced
Buckhead Capital Management LLC42,616$4.04M1.47%+422+1.0%Added
All Terrain Financial Advisors, LLC42,662$4.04M1.30%−7,467−14.9%Reduced
Mainstay Capital Management LLC43,123$4.09M0.41%−42,621−49.7%Reduced
Waterloo Capital, L.P.43,320$4.11M0.31%+1,860+4.5%Added
Connor, Clark & Lunn Investment Management Ltd.43,361$4.11M0.01%+43,361New
Healthcare of Ontario Pension Plan Trust Fund43,547$4.13M0.01%−296−0.7%Reduced
MTM Investment Management, LLC43,627$4.13M1.31%+30+0.1%Added
Wills Financial Group LLC43,760$4.15M1.70%+299+0.7%Added
Pathway Financial Advisers, LLC43,930$4.15M1.21%−3,511−7.4%Reduced
Palisade Asset Management, LLC43,828$4.15M0.39%+110.0%Added
TrueWealth Advisors, LLC43,897$4.16M1.13%+551+1.3%Added
Bailard, Inc.44,051$4.17M0.09%−45−0.1%Reduced
Neo Ivy Capital Management44,268$4.20M1.02%+44,268New
Level Four Advisory Services, LLC44,279$4.20M0.14%−210−0.5%Reduced
BCJ Capital Management, LLC44,864$4.25M0.25%+8,053+21.9%Added
Red Cedar Investment Management, LLC44,897$4.25M0.50%00.0%Unchanged
Diversified Enterprises, LLC44,916$4.26M0.29%+526+1.2%Added
First Citizens Bank & Trust Co44,918$4.26M0.09%−4,282−8.7%Reduced
Cushing Asset Management, LP45,000$4.26M0.24%+12,000+36.4%Added
Park Avenue Securities LLC45,187$4.28M0.03%+555+1.2%Added
First Bank & Trust45,244$4.29M0.72%−1,539−3.3%Reduced
Empowered Funds, LLC45,335$4.30M0.04%+8,344+22.6%Added
Rench Wealth Management, Inc.45,404$4.30M1.26%+618+1.4%Added
DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main45,491$4.31M0.00%+380+0.8%Added
GWN Securities Inc.45,722$4.35M1.01%−46,814−50.6%Reduced
Sciencast Management LP45,980$4.36M0.82%+45,980New
Apollon Financial, LLC46,196$4.38M0.73%+184+0.4%Added
CBOE Vest Financial, LLC46,276$4.39M0.06%+8,901+23.8%Added
Dark Forest Capital Management LP46,439$4.40M0.17%+46,439New
Vinva Investment Management Ltd47,066$4.42M0.09%+20,726+78.7%Added
Old National Bancorp47,060$4.46M0.08%−3,383−6.7%Reduced
Laurel Wealth Advisors LLC47,340$4.49M0.63%−807−1.7%Reduced
Annex Advisory Services, LLC47,354$4.49M0.10%−1,024−2.1%Reduced
Montag A & Associates Inc47,539$4.51M0.21%−1,960−4.0%Reduced
Woodley Farra Manion Portfolio Management Inc48,393$4.59M0.22%+647+1.4%Added
Credit Agricole S A48,668$4.61M0.02%+48,668New
Morton Community Bank49,130$4.62M1.07%+1,803+3.8%Added
Hengehold Capital Management LLC48,854$4.63M0.40%+812+1.7%Added
Oakworth Capital, Inc.49,410$4.68M0.27%+16,082+48.3%Added
Norinchukin Bank, The49,435$4.68M0.06%+964+2.0%Added
New Mexico Educational Retirement Board49,687$4.71M0.15%−1,500−2.9%Reduced
ISAM Funds (UK) Ltd49,867$4.73M0.97%+49,867New
Shorepoint Capital Partners LLC49,905$4.73M0.94%+49,905New
Coastal Bridge Advisors, LLC50,199$4.76M0.36%+1,660+3.4%Added
Kentucky Trust Co50,403$4.78M2.59%−295−0.6%Reduced
Global Wealth Management Investment Advisory, Inc.50,417$4.78M0.80%+91+0.2%Added
American Trust Investment Advisors, LLC50,699$4.80M2.48%−2,525−4.7%Reduced
Lifeworks Advisors, LLC50,777$4.81M0.65%−36,096−41.6%Reduced
Greatmark Investment Partners, Inc.51,193$4.85M0.58%−37−0.1%Reduced
Y-Intercept (Hong Kong) Ltd51,193$4.85M0.12%+51,193New
Tokio Marine Asset Management Co Ltd51,465$4.88M0.17%+188+0.4%Added
Investment Management Corp of Ontario51,609$4.89M0.07%−196,313−79.2%Reduced
Cornerstone Capital, Inc.52,278$4.95M0.48%00.0%Unchanged
Engineers Gate Manager LP52,283$4.95M0.06%+52,283New
Kingswood Wealth Advisors, LLC52,556$4.98M0.30%+28,960+122.7%Added
Meridian Wealth Management, LLC52,599$4.98M0.19%−4,665−8.1%Reduced
Brown Advisory Inc52,690$4.99M0.01%+6,232+13.4%Added
Securian Asset Management, Inc53,125$5.03M0.13%−4,301−7.5%Reduced
Baugh & Associates, LLC57,542$5.04M2.50%−1,261−2.1%Reduced
Trajan Wealth LLC53,147$5.04M0.22%−283−0.5%Reduced
Providence Capital Advisors, LLC53,654$5.08M0.88%+1,191+2.3%Added
Wesbanco Bank Inc53,785$5.10M0.14%−227−0.4%Reduced
Main Street Financial Solutions, LLC53,987$5.12M0.33%+1,302+2.5%Added
Virginia Wealth Management Group, Inc.54,304$5.15M2.96%−295−0.5%Reduced
GQG Partners LLC54,413$5.16M0.01%−4,126−7.0%Reduced
Maryland State Retirement & Pension System54,738$5.19M0.11%+1,181+2.2%Added
Money Concepts Capital Corp55,275$5.24M0.32%+294+0.5%Added
United Bank55,491$5.26M1.83%−483−0.9%Reduced
Gulf International Bank (UK) Ltd55,512$5.26M0.17%−823−1.5%Reduced
Signaturefd, LLC55,564$5.27M0.08%+1,690+3.1%Added
Clearbridge Investments, LLC55,645$5.27M0.00%−1,200−2.1%Reduced
Clearstead Advisors, LLC55,807$5.29M0.08%−140−0.3%Reduced
Csenge Advisory Group55,966$5.30M0.25%+2,590+4.9%Added
Sagespring Wealth Partners, LLC57,036$5.41M0.11%+952+1.7%Added
Goelzer Investment Management, Inc.57,478$5.45M0.29%−1,121−1.9%Reduced
Profund Advisors LLC57,505$5.45M0.18%+2,253+4.1%Added
Umb Bank N A57,509$5.45M0.08%−5,481−8.7%Reduced
Louisiana State Employees Retirement System57,700$5.47M0.09%−300−0.5%Reduced
Morgan Dempsey Capital Management LLC57,844$5.48M2.44%−7,571−11.6%Reduced
Bridge Creek Capital Management LLC58,356$5.53M1.54%−600−1.0%Reduced
Wealthcare Advisory Partners LLC59,117$5.60M0.12%+61+0.1%Added
Schnieders Capital Management, LLC.59,217$5.61M1.00%+59,217New
Prudential PLC59,492$5.64M0.04%+11,789+24.7%Added
Envestnet Portfolio Solutions, Inc.59,847$5.67M0.02%−18,785−23.9%Reduced
Alpine Woods Capital Investors, LLC60,080$5.69M1.32%−965−1.6%Reduced
Agf Management Ltd60,511$5.73M0.03%+11,273+22.9%Added
Capital Investment Counsel, LLC60,671$5.75M0.85%−5,405−8.2%Reduced
Trinity Legacy Partners, LLC61,309$5.77M1.33%+1,335+2.2%Added
Horizon Investments, LLC60,847$5.77M0.08%+18,678+44.3%Added