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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 2023

Institutional positions in Southern Co as of Sep 30, 2023. 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
1,713
+6 vs. Q2 2023
Shares held
692.9M
+4.23M (+0.6%) vs. Q2 2023
Total value
$44.9B
−$3.52B (−7.3%) vs. Q2 2023
New holders
124
657 more added
Sold out
118
660 more reduced

21 institutions that held it in Q2 2023 haven't filed for Q3 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2023: 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 2023: 1,713 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 2023: $44.9B
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 2023

Shares, value and share of portfolio for each institution holding Southern Co; share changes are against Q2 2023.

Institutions holding SO in Q3 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Toronto Dominion Bank515,896$33.4M0.06%−5,934−1.1%Reduced
Great West Life Assurance Co517,260$33.5M0.08%−1,644−0.3%Reduced
Asset Management One Co.,Ltd.533,736$34.5M0.15%+3,847+0.7%Added
Capital Investment Advisors, LLC541,936$35.1M0.97%+1,259+0.2%Added
Vaughan David Investments LLC543,063$35.1M1.06%+14,703+2.8%Added
Voya Investment Management LLC544,197$35.2M0.04%−4,220−0.8%Reduced
BNP Paribas Arbitrage, SA547,785$35.5M0.08%−142,197−20.6%Reduced
The PNC Financial Services Group, Inc.558,262$36.1M0.03%−12,562−2.2%Reduced
Public Employees Retirement System of Ohio561,729$36.4M0.16%−48,610−8.0%Reduced
State of Wisconsin Investment Board580,186$37.5M0.12%−61,464−9.6%Reduced
Chevy Chase Trust Holdings, Inc.618,475$40.0M0.16%−14,296−2.3%Reduced
State of New Jersey Common Pension Fund D624,178$40.4M0.15%−31,103−4.7%Reduced
Raymond James Financial Services Advisors, Inc.662,020$42.8M0.08%−9,023−1.3%Reduced
Korea Investment CORP664,267$43.0M0.13%−24,288−3.5%Reduced
Citadel Advisors LLC683,635$44.2M0.05%−62,539−8.4%Reduced
Clark Capital Management Group, Inc.736,861$47.7M0.48%+8,737+1.2%Added
Capital Advisors Inc740,522$47.9M1.26%+16,708+2.3%Added
SEI Investments Co751,695$48.6M0.09%+61,909+9.0%Added
Welch Group, LLC769,637$49.8M2.95%+8,329+1.1%Added
Old Republic International Corporation775,500$50.2M1.87%−157,500−16.9%Reduced
InterOcean Capital Group, LLC781,687$50.6M1.55%+46,858+6.4%Added
Merewether Investment Management, LP790,220$51.1M3.09%+159,300+25.2%Added
Mawer Investment Management Ltd.800,223$51.8M0.28%−14,697−1.8%Reduced
Energy Income Partners, LLC834,020$54.0M1.23%+39,682+5.0%Added
Reaves W H & Co Inc849,646$55.0M2.18%+839,621+8,375.3%Added
National Bank of Canada856,865$55.0M0.10%+100,999+13.4%Added
Natixis Advisors, L.P.904,618$58.5M0.18%+51,188+6.0%Added
Verition Fund Management LLC905,502$58.6M0.78%+533,091+143.1%Added
Millennium Management LLC946,422$61.3M0.06%+517,535+120.7%Added
Commonwealth Equity Services, LLC947,275$61.3M0.13%+15,059+1.6%Added
Credit Suisse AG948,046$61.4M0.06%−317,409−25.1%Reduced
Macquarie Group Ltd966,353$62.5M0.08%+50,783+5.5%Added
Balyasny Asset Management LLC972,914$63.0M0.18%+105,828+12.2%Added
Truist Financial Corp981,701$63.5M0.11%−28,642−2.8%Reduced
Stonegate Investment Group, LLC984,976$63.7M2.32%−28,740−2.8%Reduced
Prudential Financial Inc987,003$63.9M0.10%−5,638−0.6%Reduced
Citigroup Inc1,006,863$65.2M0.09%+308,599+44.2%Added
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.1,034,854$67.0M0.14%+97,061+10.3%Added
HighTower Advisors, LLC1,037,932$67.2M0.13%−67,717−6.1%Reduced
Advisor Group Holdings, Inc.1,073,861$69.5M0.10%+275,543+34.5%Added
Stifel Financial Corp1,074,886$69.6M0.10%+4,105+0.4%Added
Cbre Clarion Securities LLC1,085,277$70.2M1.41%−138,321−11.3%Reduced
New York State Teachers Retirement System1,123,562$72.7M0.18%−31,275−2.7%Reduced
State Board of Administration of Florida Retirement System1,219,319$78.9M0.19%+6,280+0.5%Added
ExodusPoint Capital Management, LP1,223,978$79.2M1.02%+599,348+96.0%Added
Alliancebernstein L.P.1,229,208$79.6M0.03%−45,453−3.6%Reduced
Zacks Investment Management1,236,018$80.0M1.04%+4,306+0.3%Added
Zimmer Partners, LP1,241,485$80.3M2.12%−278,100−18.3%Reduced
Empower Advisory Group, LLC1,248,907$80.8M0.36%+31,288+2.6%Added
Principal Financial Group Inc1,299,435$84.1M0.06%−4,045−0.3%Reduced
Victory Capital Management Inc1,317,363$85.3M0.10%−3,861−0.3%Reduced
Russell Investments Group, Ltd.1,351,834$87.5M0.17%+88,202+7.0%Added
HSBC Holdings PLC1,415,156$91.6M0.10%+461,538+48.4%Added
New York State Common Retirement Fund1,419,026$91.8M0.13%−369,743−20.7%Reduced
Deutsche Bank AG1,424,884$92.2M0.06%+30,594+2.2%Added
Adage Capital Partners GP, L.L.C.1,484,300$96.1M0.22%−149,464−9.1%Reduced
Duff & Phelps Investment Management Co1,511,973$97.9M1.29%−6,723−0.4%Reduced
Susquehanna International Group, LLP1,600,003$103.6M0.16%+1,247,579+354.0%Added
California State Teachers Retirement System1,605,588$103.9M0.16%−116,957−6.8%Reduced
Synovus Financial Corp1,714,565$111.0M1.27%+14,398+0.8%Added
APG Asset Management N.V.1,719,174$111.3M0.23%−22,182−1.3%Reduced
Manufacturers Life Insurance Company, The1,799,611$116.5M0.07%+424,638+30.9%Added
Confluence Investment Management LLC1,846,279$119.5M1.85%−14,703−0.8%Reduced
Canada Pension Plan Investment Board1,906,657$123.4M0.18%00.0%Unchanged
Amundi1,891,691$125.9M0.06%+100.0%Added
Dimensional Fund Advisors LP1,960,043$126.9M0.04%−17,240−0.9%Reduced
Commonwealth of Pennsylvania Public School Empls Retrmt Sys2,017,405$130.6M1.08%+7360.0%Added
LPL Financial LLC2,028,539$131.3M0.09%+44,882+2.3%Added
Bank of Montreal1,872,995$133.4M0.08%−22,666−1.2%Reduced
Raymond James & Associates2,076,399$134.4M0.11%−13,967−0.7%Reduced
National Pension Service2,026,670$136.0M0.22%+89,838+4.6%Added
Barclays PLC2,117,102$137.0M0.09%−103,420−4.7%Reduced
Rhumbline Advisers2,121,940$137.3M0.16%+42,459+2.0%Added
UBS Group AG2,183,222$141.3M0.06%−36,162−1.6%Reduced
Jennison Associates LLC2,401,601$155.4M0.13%+213,704+9.8%Added
Envestnet Asset Management Inc2,480,805$160.6M0.07%+485,562+24.3%Added
Cohen & Steers, Inc.2,512,791$162.6M0.37%+1,459,237+138.5%Added
Wellington Management Group LLP2,594,605$167.9M0.03%−5,246,711−66.9%Reduced
First Trust Advisors LP2,662,059$172.3M0.20%−36,462−1.4%Reduced
Sumitomo Mitsui Trust Holdings, Inc.2,784,659$180.2M0.15%−52,568−1.9%Reduced
ClearBridge Investments Ltd2,826,939$183.0M5.94%−148,215−5.0%Reduced
Royal Bank of Canada3,196,432$206.9M0.06%+291,558+10.0%Added
Swiss National Bank3,507,300$227.0M0.18%−434,900−11.0%Reduced
UBS Asset Management Americas Inc3,804,992$246.3M0.11%−20,176−0.5%Reduced
Ensign Peak Advisors, Inc3,808,015$246.5M0.53%−58,107−1.5%Reduced
Wells Fargo & Company3,874,730$250.8M0.08%−257,206−6.2%Reduced
Mitsubishi UFJ Trust & Banking Corp5,045,353$326.5M0.82%−217,818−4.1%Reduced
Goldman Sachs Group Inc5,074,147$328.4M0.08%+702,018+16.1%Added
Pictet Asset Management Holding SA5,373,615$347.8M0.43%+5,373,615New
Nuveen Asset Management, LLC5,383,652$348.4M0.12%+125,712+2.4%Added
Invesco Ltd.5,697,140$368.7M0.10%−19,689−0.3%Reduced
Charles Schwab Investment Management Inc5,978,149$386.9M0.11%+89,902+1.5%Added
California Public Employees Retirement System6,633,556$429.3M0.37%−16,475−0.2%Reduced
Bank of America Corp6,777,433$438.6M0.05%−103,416−1.5%Reduced
Federated Hermes, Inc.6,783,135$439.0M1.17%−17,104−0.3%Reduced
JPMorgan Chase & Co7,494,134$485.0M0.06%+2,859,801+61.7%Added
Ameriprise Financial Inc7,547,188$488.5M0.16%+2,096,988+38.5%Added
Bank of New York Mellon Corp8,209,785$531.3M0.12%−310,604−3.6%Reduced
Norges Bank8,887,640$575.2M0.12%+240,914+2.8%Added
Legal & General Group Plc9,010,308$583.1M0.20%−362,563−3.9%Reduced