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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; 2,370 institutions reported holding it in 13F filings for Q2 2026, worth $79.9B in total; no superinvestor holds it.

Other share classesSOJCSOJDSOJESOJFSOMN

13F holders, Q4 2025

Institutional positions in Southern Co as of Dec 31, 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
2,273
+98 vs. Q3 2025
Shares held
797.3M
+14.1M (+1.8%) vs. Q3 2025
Total value
$69.6B
−$4.66B (−6.3%) vs. Q3 2025
New holders
246
864 more added
Sold out
148
806 more reduced

47 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 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 holdersQ4 2025: 2,273 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: 2,370 institutions
Value heldQ4 2025: $69.6B
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 20262,370$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, Q4 2025

Shares, value and share of portfolio for each institution holding Southern Co; share changes are against Q3 2025.

Institutions holding SO in Q4 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Vanguard Group Inc108,057,413$9.42B0.14%+1,643,090+1.5%Added
BlackRock, Inc.88,563,758$7.72B0.13%+1,746,717+2.0%Added
JPMorgan Chase & Co61,770,419$5.39B0.36%−8,049,349−11.5%Reduced
State Street Corp61,490,694$5.36B0.18%+2,365,771+4.0%Added
Capital World Investors41,142,076$3.59B0.49%+7,593,224+22.6%Added
Price T Rowe Associates Inc34,459,462$3.00B0.32%+5,436,212+18.7%Added
Geode Capital Management, LLC27,259,125$2.38B0.15%+384,860+1.4%Added
FMR LLC23,006,431$2.01B0.10%−1,498,859−6.1%Reduced
Massachusetts Financial Services Co16,300,985$1.42B0.46%−3,509,214−17.7%Reduced
Franklin Resources Inc15,340,744$1.34B0.33%+1,377,723+9.9%Added
Morgan Stanley13,148,239$1.15B0.07%−812,443−5.8%Reduced
Norges Bank12,745,981$1.11B0.12%+12,745,981New
Capital International Investors11,244,052$980.6M0.15%−8,412,251−42.8%Reduced
Northern Trust Corp9,823,850$856.6M0.11%−748,643−7.1%Reduced
Ameriprise Financial Inc9,473,122$826.0M0.19%−333,150−3.4%Reduced
Legal & General Group Plc8,424,835$734.6M0.16%−107,695−1.3%Reduced
Bank of America Corp7,988,382$696.6M0.05%−650,975−7.5%Reduced
Royal Bank of Canada7,932,104$691.7M0.12%−2,507,915−24.0%Reduced
Bank of New York Mellon Corp7,451,993$649.8M0.11%+167,171+2.3%Added
Charles Schwab Investment Management Inc6,889,152$600.7M0.09%+78,571+1.2%Added
Soroban Capital Partners LP6,093,608$577.5M4.22%+1,843,534+43.4%Added
Invesco Ltd.5,356,827$467.1M0.04%+284,635+5.6%Added
UBS Asset Management Americas Inc5,119,605$446.4M0.09%−608,688−10.6%Reduced
Goldman Sachs Group Inc5,013,630$437.2M0.06%−901,540−15.2%Reduced
Nuveen, LLC4,573,702$398.8M0.10%+95,503+2.1%Added
UBS Group AG4,521,140$394.2M0.08%−477,851−9.6%Reduced
Barclays PLC4,391,064$382.9M0.15%+914,181+26.3%Added
Pictet Asset Management Holding SA4,265,347$371.9M0.36%+255,230+6.4%Added
Wells Fargo & Company4,010,506$349.7M0.07%+60,279+1.5%Added
Wellington Management Group LLP3,701,098$322.7M0.06%+652,260+21.4%Added
Raymond James Financial Inc3,095,082$269.9M0.08%+190,385+6.6%Added
LPL Financial LLC3,015,130$262.9M0.07%+151,121+5.3%Added
Swiss National Bank3,014,500$262.9M0.16%−153,600−4.8%Reduced
National Pension Service2,900,350$252.9M0.19%+146,674+5.3%Added
California Public Employees Retirement System2,869,491$250.2M0.14%−577,545−16.8%Reduced
Deutsche Bank AG2,764,048$241.0M0.08%+819,744+42.2%Added
Ensign Peak Advisors, Inc2,587,960$225.7M0.40%−179,132−6.5%Reduced
Sumitomo Mitsui Trust Holdings, Inc.2,587,127$225.6M0.13%−118,784−4.4%Reduced
Dimensional Fund Advisors LP2,572,103$224.3M0.05%+45,757+1.8%Added
Squarepoint Ops LLC2,503,520$218.3M0.44%+2,202,821+732.6%Added
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.2,334,017$203.5M0.14%+142,744+6.5%Added
Envestnet Asset Management Inc2,270,859$198.0M0.06%+226,415+11.1%Added
Commonwealth of Pennsylvania Public School Empls Retrmt Sys2,069,696$180.5M0.91%−8,038−0.4%Reduced
Bank of Montreal1,985,086$173.1M0.07%+69,794+3.6%Added
Rhumbline Advisers1,943,908$169.5M0.14%+7,247+0.4%Added
Citigroup Inc1,937,624$169.0M0.12%+885,905+84.2%Added
HSBC Holdings PLC1,848,710$161.2M0.09%+36,518+2.0%Added
Energy Income Partners, LLC1,790,325$156.1M2.83%+515,763+40.5%Added
Federated Hermes, Inc.1,786,440$155.8M0.26%−171,658−8.8%Reduced
Pinnacle Financial Partners, Inc.1,767,997$154.2M1.16%+1,767,997New
Mawer Investment Management Ltd.1,767,773$154.1M0.86%+969,493+121.4%Added
Amundi1,756,778$153.2M0.04%−417,537−19.2%Reduced
Jennison Associates LLC1,596,263$139.2M0.08%−182,940−10.3%Reduced
HighTower Advisors, LLC1,546,875$134.9M0.15%+11,121+0.7%Added
Renaissance Technologies LLC1,513,400$132.0M0.20%+1,513,400New
Confluence Investment Management LLC1,485,576$129.5M1.94%−63,850−4.1%Reduced
Principal Financial Group Inc1,469,170$128.1M0.07%+50,448+3.6%Added
Empower Advisory Group, LLC1,460,599$127.4M0.34%−41,416−2.8%Reduced
BNP Paribas Arbitrage, SA1,426,667$124.4M0.08%−109,909−7.2%Reduced
Colony Group, LLC1,415,446$123.5M0.14%+128,390+10.0%Added
Manufacturers Life Insurance Company, The1,372,368$119.8M0.10%+7,342+0.5%Added
California State Teachers Retirement System1,316,633$114.8M0.11%−5,837−0.4%Reduced
Russell Investments Group, Ltd.1,254,137$109.4M0.12%−42,086−3.2%Reduced
Duff & Phelps Investment Management Co1,238,217$108.0M1.22%+86,731+7.5%Added
GWM Advisors LLC1,165,694$101.6M0.37%+930,945+396.6%Added
Alliancebernstein L.P.1,083,440$94.5M0.03%+23,784+2.2%Added
Stifel Financial Corp1,065,349$92.9M0.08%+33,965+3.3%Added
New York State Common Retirement Fund1,051,575$91.7M0.12%−13,100−1.2%Reduced
Zacks Investment Management1,047,291$91.3M0.72%−10,831−1.0%Reduced
Natixis Advisors, L.P.1,032,690$90.1M0.13%−194,124−15.8%Reduced
Capital Advisors Inc1,000,364$87.2M1.40%+49,402+5.2%Added
Prudential Financial Inc972,925$84.8M0.10%−154,737−13.7%Reduced
State Board of Administration of Florida Retirement System964,856$84.1M0.15%−35,470−3.5%Reduced
Truist Financial Corp938,055$81.8M0.11%+236,404+33.7%Added
Korea Investment CORP922,561$80.4M0.16%+62,419+7.3%Added
Commonwealth Equity Services, LLC888,754$77.5M0.10%−96,379−9.8%Reduced
Clark Capital Management Group, Inc.853,495$74.4M0.46%+2,090+0.2%Added
Capital Research Global Investors825,154$72.0M0.01%+3940.0%Added
First Trust Advisors LP820,147$71.5M0.05%−161,274−16.4%Reduced
Mitsubishi UFJ Trust & Banking Corp790,152$68.9M0.16%−19,167−2.4%Reduced
New York State Teachers Retirement System782,470$68.2M0.13%−15,706−2.0%Reduced
Welch Group, LLC779,260$68.0M2.62%+6,686+0.9%Added
Cetera Investment Advisers765,126$66.7M0.07%+51,191+7.2%Added
Macquarie Group Ltd745,031$65.0M0.28%−153,995−17.1%Reduced
Bank Julius Baer & Co. Ltd, Zurich721,571$63.0M0.17%+399,289+123.9%Added
Marshall Wace, LLP720,522$62.8M0.06%−1,330,204−64.9%Reduced
Old Republic International Corporation711,900$62.1M2.51%−59,100−7.7%Reduced
1832 Asset Management L.P.705,063$61.5M0.08%−58,262−7.6%Reduced
Qube Research & Technologies Ltd691,664$60.3M0.09%−92,301−11.8%Reduced
Cohen & Steers, Inc.691,562$60.3M0.11%−46,648−6.3%Reduced
Wealth Enhancement Advisory Services, LLC681,942$59.7M0.08%+29,831+4.6%Added
Victory Capital Management Inc672,802$58.7M0.03%−2960.0%Reduced
Universal- Beteiligungs- und Servicegesellschaft mbH655,810$57.0M0.09%−13,810−2.1%Reduced
APG Asset Management N.V.754,785$56.0M0.16%−395,519−34.4%Reduced
Capital Investment Advisors, LLC635,316$55.4M0.84%+9,451+1.5%Added
National Bank of Canada634,117$55.3M0.06%+394,344+164.5%Added
Fort Washington Investment Advisors Inc628,228$54.8M0.29%+11,115+1.8%Added
Great West Life Assurance Co623,651$54.4M0.09%+20,414+3.4%Added
Vaughan David Investments LLC585,521$51.1M1.11%+3,045+0.5%Added
Aventail Capital Group, LP583,673$50.9M2.93%−105,092−15.3%Reduced