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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
MSH Capital Advisors LLC21,336$2.02M0.54%00.0%Unchanged
Capital Investment Advisory Services, LLC21,373$2.03M0.16%+200+0.9%Added
HHM Wealth Advisors, LLC21,449$2.03M0.24%−492−2.2%Reduced
Ausdal Financial Partners, Inc.21,449$2.03M0.10%−5,388−20.1%Reduced
Gladstone Institutional Advisory LLC21,461$2.03M0.08%+105+0.5%Added
Armor Investment Advisors, LLC21,518$2.04M0.65%+543+2.6%Added
Ethos Financial Group, LLC21,748$2.06M0.16%+1,128+5.5%Added
Cohen Klingenstein LLC21,800$2.07M0.06%00.0%Unchanged
Fulton Bank, N.A.21,810$2.07M0.07%−3,770−14.7%Reduced
Silver Oak Securities, Inc21,829$2.07M0.15%+6,066+38.5%Added
Klein Pavlis & Peasley Financial, Inc.21,866$2.07M1.27%−3,745−14.6%Reduced
Sowell Financial Services LLC21,942$2.08M0.08%−206−0.9%Reduced
Ci Investments Inc.22,061$2.09M0.01%−2,030−8.4%Reduced
Wealthspire Advisors, LLC22,234$2.11M0.01%−721−3.1%Reduced
Columbus Macro, LLC22,367$2.12M0.24%+134+0.6%Added
SummitTX Capital, L.P.22,376$2.12M0.09%+22,376New
Cornerstone Advisory, LLC22,456$2.13M0.21%+17,180+325.6%Added
Essex LLC22,598$2.14M0.39%−187−0.8%Reduced
Assetmark, Inc22,708$2.15M0.00%+876+4.0%Added
Global Retirement Partners, LLC22,754$2.16M0.05%+1,703+8.1%Added
Ritholtz Wealth Management22,764$2.16M0.04%+2,728+13.6%Added
Siemens Fonds Invest GmbH22,789$2.16M0.12%−642−2.7%Reduced
Principal Securities, Inc.22,869$2.17M0.04%+1,128+5.2%Added
Virtu Financial LLC23,000$2.18M0.12%+23,000New
First United Bank Trust23,034$2.18M0.71%−190−0.8%Reduced
Buckingham Strategic Partners23,220$2.18M0.02%+1,524+7.0%Added
Southeast Asset Advisors Inc.23,058$2.19M0.24%−31−0.1%Reduced
S.E.E.D. Planning Group LLC23,113$2.19M0.64%−639−2.7%Reduced
Westpac Banking Corp23,155$2.19M0.14%+20,385+735.9%Added
Inman Jager Wealth Management, LLC23,189$2.20M1.40%−982−4.1%Reduced
Trust Co of Vermont23,222$2.20M0.10%−441−1.9%Reduced
B. Metzler seel. Sohn & Co. AG23,387$2.22M0.02%00.0%Unchanged
Mechanics Bank Trust Department23,417$2.22M0.31%−2,268−8.8%Reduced
Lee Johnson Capital Management, LLC23,449$2.22M0.74%+23,449New
Zions Bancorporation, National Association23,506$2.23M0.11%−19,559−45.4%Reduced
Ashton Thomas Private Wealth, LLC23,549$2.23M0.06%+6,852+41.0%Added
Change Path, LLC23,565$2.23M0.05%−1,460−5.8%Reduced
Retirement Planning Group23,578$2.23M0.08%+18,402+355.5%Added
Alaethes Wealth LLC23,638$2.24M0.64%+2,686+12.8%Added
Wedbush Securities Inc23,769$2.25M0.07%+1,379+6.2%Added
D L Carlson Investment Group Inc23,850$2.26M0.38%+180+0.8%Added
Bay Colony Advisory Group, Inc d/b/a Bay Colony Advisors23,909$2.27M0.27%+3,948+19.8%Added
ZWJ Investment Counsel Inc24,000$2.27M0.08%−442−1.8%Reduced
Red Door Wealth Management, LLC24,116$2.29M0.24%+5,377+28.7%Added
Americana Partners, LLC24,124$2.29M0.07%+646+2.8%Added
Greenleaf Trust24,134$2.29M0.02%+1,011+4.4%Added
Harbour Trust & Investment Management Co24,209$2.29M0.24%−2,288−8.6%Reduced
Atlantic Union Bankshares Corp24,325$2.31M0.04%+545+2.3%Added
Eisler Capital Management Ltd.24,634$2.32M0.05%+24,141+4,896.8%Added
Hilltop Holdings Inc.24,476$2.32M0.12%+2,928+13.6%Added
Alberta Investment Management Corp24,600$2.33M0.02%−37,000−60.1%Reduced
Bessemer Group Inc24,723$2.34M0.00%+2,195+9.7%Added
Stolper Co24,941$2.36M0.72%+470+1.9%Added
Ascent Wealth Partners, LLC24,948$2.36M0.27%−374−1.5%Reduced
American Assets Investment Management, LLC25,000$2.37M0.17%00.0%Unchanged
Farringdon Capital, Ltd.25,054$2.37M0.60%+25,054New
SRS Capital Advisors, Inc.25,076$2.38M0.03%+21,556+612.4%Added
Linden Thomas Advisory Services, LLC25,102$2.38M0.24%+240+1.0%Added
Harbour Investments, Inc.25,106$2.38M0.05%−418−1.6%Reduced
Brown Brothers Harriman & Co25,211$2.39M0.01%+705+2.9%Added
Interval Partners, LP25,223$2.39M0.05%+9,666+62.1%Added
CX Institutional25,270$2.40M0.07%+16,893+201.7%Added
PFG Investments, LLC25,333$2.40M0.12%+68+0.3%Added
Sterling Capital Management LLC25,346$2.40M0.04%+178+0.7%Added
NorthRock Partners, LLC25,423$2.41M0.04%+6,356+33.3%Added
IHT Wealth Management, LLC25,446$2.41M0.06%+52+0.2%Added
Private Trust Co NA25,567$2.42M0.21%+16+0.1%Added
Advanced Asset Management Advisors Inc25,805$2.45M0.65%00.0%Unchanged
John G Ullman & Associates Inc25,980$2.46M0.33%−112−0.4%Reduced
Kavar Capital Partners Group, LLC26,044$2.47M0.33%+101+0.4%Added
BNP PARIBAS ASSET MANAGEMENT Holding S.A.26,073$2.47M0.01%+1,645+6.7%Added
Capital Square, LLC26,213$2.48M1.27%+627+2.5%Added
Argyle Capital Management Inc.26,271$2.49M0.86%00.0%Unchanged
Fiduciary Alliance LLC26,396$2.50M0.17%−628−2.3%Reduced
Nepsis, Inc.26,539$2.52M0.80%−6,652−20.0%Reduced
Pacitti Group Inc.26,591$2.52M0.98%+1,459+5.8%Added
Allen Mooney & Barnes Investment Advisors LLC26,643$2.52M0.39%+1,006+3.9%Added
Caldwell Trust Co26,686$2.53M0.24%+2,631+10.9%Added
Mather Group, LLC.26,792$2.54M0.03%+977+3.8%Added
CIBC World Markets Inc.26,917$2.55M0.01%−98,569−78.5%Reduced
Quadrant Capital Group LLC26,945$2.55M0.08%+3,933+17.1%Added
GAM Holding AG26,950$2.55M0.16%−139−0.5%Reduced
Jump Financial, LLC27,200$2.58M0.03%+20,852+328.5%Added
Vectors Research Management, LLC27,332$2.59M0.82%+628+2.4%Added
Oak Harbor Wealth Partners, LLC27,400$2.60M0.64%+578+2.2%Added
Sargent Investment Group, LLC27,440$2.60M0.37%+15+0.1%Added
Old North State Trust, LLC27,569$2.61M1.59%+1,813+7.0%Added
Armis Advisers, LLC28,089$2.62M0.24%−2,439−8.0%Reduced
Danske Bank A/S27,763$2.63M0.01%+2,900+11.7%Added
Citizens Financial Group Inc27,848$2.64M0.04%−4,102−12.8%Reduced
Aurora Investment Counsel27,867$2.64M1.38%−150−0.5%Reduced
GAMMA Investing LLC27,946$2.65M0.15%+2,467+9.7%Added
Catalytic Wealth RIA, LLC27,947$2.65M0.09%+14,657+110.3%Added
Tyche Wealth Partners LLC28,003$2.65M0.47%−118−0.4%Reduced
Meeder Advisory Services, Inc.28,344$2.69M0.12%+3,454+13.9%Added
Toroso Investments, LLC28,365$2.69M0.01%+1,594+6.0%Added
Rahlfs Capital, LLC28,370$2.69M2.13%00.0%Unchanged
LBMC Investment Advisors, LLC28,396$2.69M0.17%−873−3.0%Reduced
Chemung Canal Trust Co28,442$2.70M0.54%−167−0.6%Reduced
Holderness Investments Co28,473$2.70M0.55%−1,372−4.6%Reduced