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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 2022

Institutional positions in Southern Co as of Sep 30, 2022. 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
1,661
+9 vs. Q2 2022
Shares held
676.9M
+18.0M (+2.7%) vs. Q2 2022
Total value
$46.0B
−$953.1M (−2.0%) vs. Q2 2022
New holders
98
716 more added
Sold out
89
564 more reduced

31 institutions that held it in Q2 2022 haven't filed for Q3 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2022: 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 2022: 1,661 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 2022: $46.0B
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 2022

Shares, value and share of portfolio for each institution holding Southern Co; share changes are against Q2 2022.

Institutions holding SO in Q3 2022
InstitutionSharesValue% of portfolioChange in sharesAction
Royal London Asset Management Ltd264,970$18.0M0.09%−112,968−29.9%Reduced
Regions Financial Corp268,249$18.2M0.18%−2,581−1.0%Reduced
First Horizon Advisors, Inc.271,001$18.4M0.74%−8,540−3.1%Reduced
Martingale Asset Management L P276,737$18.8M0.38%−3,200−1.1%Reduced
American International Group, Inc.278,356$18.9M0.14%−6,661−2.3%Reduced
Amalgamated Bank281,962$19.2M0.19%+7,562+2.8%Added
MetLife Investment Management282,133$19.2M0.16%−4,088−1.4%Reduced
Calamos Advisors LLC287,537$19.6M0.09%00.0%Unchanged
State of Michigan Retirement System287,723$19.6M0.14%+1,100+0.4%Added
Arizona State Retirement System288,822$19.6M0.20%−2,047−0.7%Reduced
Wade G W & Inc292,908$19.9M0.98%+5,005+1.7%Added
Guggenheim Capital LLC301,360$20.5M0.19%+865+0.3%Added
Russell Investments Group, Ltd.307,026$20.9M0.05%−23,980−7.2%Reduced
IFM Investors Pty Ltd308,026$20.9M0.38%+3,165+1.0%Added
Alps Advisors Inc310,257$21.1M0.20%−36,120−10.4%Reduced
Baird Financial Group, Inc.311,716$21.2M0.06%+12,066+4.0%Added
Robeco Institutional Asset Management B.V.316,811$21.5M0.07%+21,193+7.2%Added
MML Investors Services, LLC316,979$21.6M0.16%+60,189+23.4%Added
Illinois Municipal Retirement Fund317,071$21.6M0.53%+5,131+1.6%Added
Schonfeld Strategic Advisors LLC317,840$21.6M0.18%+102,140+47.4%Added
Mariner, LLC321,863$21.9M0.09%+19,276+6.4%Added
Lord, Abbett & Co. LLC323,000$22.0M0.08%+323,000New
State of Tennessee, Treasury Department323,451$22.0M0.11%00.0%Unchanged
Mn Services Vermogensbeheer B.V.337,400$22.9M0.24%−30,100−8.2%Reduced
Liberty One Investment Management, LLC338,604$23.0M3.79%+235+0.1%Added
GW Henssler & Associates Ltd351,628$23.9M1.79%+1,579+0.5%Added
Retirement Systems of Alabama353,074$24.0M0.11%+837+0.2%Added
TD Asset Management Inc351,050$24.4M0.03%+3,082+0.9%Added
US Bancorp359,478$24.4M0.05%+5,501+1.6%Added
United Capital Financial Advisers, LLC360,686$24.5M0.14%−5,764−1.6%Reduced
Man Group plc364,614$24.8M0.12%––
STRS Ohio366,738$24.9M0.12%−5,723−1.5%Reduced
Hennessy Advisors Inc367,200$25.0M1.73%−12,500−3.3%Reduced
Magellan Asset Management Ltd374,657$25.5M0.18%−34,425−8.4%Reduced
Janney Montgomery Scott LLC376,610$25.6M0.11%−1,166−0.3%Reduced
AQR Capital Management LLC381,309$25.9M0.06%+59,769+18.6%Added
Money Concepts Capital Corp398,808$27.1M1.60%+335,648+531.4%Added
American Century Companies Inc409,151$27.8M0.02%+34,901+9.3%Added
Teacher Retirement System of Texas411,162$28.0M0.20%+19,698+5.0%Added
Voloridge Investment Management, LLC419,872$28.6M0.15%+184,250+78.2%Added
Qube Research & Technologies Ltd420,560$28.6M0.18%+420,560New
Bollard Group LLC425,447$28.9M1.22%+3,402+0.8%Added
Hyman Charles D449,367$30.6M2.35%−7,515−1.6%Reduced
Gabelli Funds LLC453,300$30.8M0.25%00.0%Unchanged
Treasurer of the State of North Carolina455,314$31.0M0.20%+1,840+0.4%Added
Cambridge Investment Research Advisors, Inc.457,500$31.1M0.18%+35,710+8.5%Added
HRT Financial LP462,077$31.4M0.34%+462,077New
Cubist Systematic Strategies, LLC464,057$31.6M0.23%+418,200+912.0%Added
Toronto Dominion Bank501,776$34.1M0.06%−65,935−11.6%Reduced
Edgar Lomax Co502,800$34.2M2.36%−5,745−1.1%Reduced
Vaughan David Investments LLC517,358$35.2M1.18%+3,905+0.8%Added
Allspring Global Investments Holdings, LLC518,016$35.2M0.06%+28,349+5.8%Added
Capital Investment Advisors, LLC519,522$35.3M1.21%−83,453−13.8%Reduced
Donaldson Capital Management, LLC521,307$35.4M1.95%+304,587+140.5%Added
BNP Paribas Arbitrage, SA535,815$36.4M0.09%−450,585−45.7%Reduced
Two Sigma Investments, LP537,568$36.6M0.13%−396,617−42.5%Reduced
Asset Management One Co.,Ltd.549,572$37.4M0.19%+7,278+1.3%Added
Voya Investment Management LLC555,909$37.8M0.05%−13,682−2.4%Reduced
Allianz Asset Management GmbH556,842$37.9M0.09%+13,291+2.4%Added
Two Sigma Advisers, LP571,700$38.9M0.11%−112,300−16.4%Reduced
SEI Investments Co574,648$39.1M0.09%+82,263+16.7%Added
Great West Life Assurance Co581,694$39.6M0.11%+2,224+0.4%Added
Capital Advisors Inc634,025$40.3M1.25%−503−0.1%Reduced
State of Wisconsin Investment Board604,683$41.1M0.13%−158,771−20.8%Reduced
The PNC Financial Services Group, Inc.628,856$42.8M0.04%+58,148+10.2%Added
Public Employees Retirement System of Ohio634,370$43.1M0.19%+4,324+0.7%Added
State of New Jersey Common Pension Fund D637,985$43.4M0.18%+9,081+1.4%Added
Raymond James Financial Services Advisors, Inc.638,032$43.4M0.10%−4,080−0.6%Reduced
Balyasny Asset Management LLC649,107$44.1M0.17%+256,969+65.5%Added
Chevy Chase Trust Holdings, Inc.654,421$44.5M0.19%+7,370+1.1%Added
InterOcean Capital Group, LLC659,979$44.9M1.85%−5,812−0.9%Reduced
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.684,928$46.6M0.15%+65,826+10.6%Added
Mitsubishi UFJ Trust & Banking Corp709,407$48.2M0.13%−121,259−14.6%Reduced
Welch Group, LLC714,089$48.6M3.16%+4,909+0.7%Added
Natixis Advisors, L.P.732,847$49.8M0.21%+45,721+6.7%Added
Stonegate Investment Group, LLC757,666$51.5M2.36%+3,620+0.5%Added
Advisor Group Holdings, Inc.771,752$52.5M0.12%+30,562+4.1%Added
Mawer Investment Management Ltd.814,065$55.4M0.34%+139,287+20.6%Added
Citigroup Inc845,255$57.5M0.08%−3,044−0.4%Reduced
HighTower Advisors, LLC858,431$58.3M0.16%+20,174+2.4%Added
HSBC Holdings PLC846,482$58.4M0.11%−721,822−46.0%Reduced
Forsta Ap-Fonden868,400$59.1M0.72%+440,200+102.8%Added
First Republic Investment Management, Inc.872,041$59.3M0.15%+76,382+9.6%Added
Mackenzie Financial Corp882,071$60.0M0.10%+6,129+0.7%Added
Citadel Advisors LLC882,579$60.0M0.07%+234,288+36.1%Added
Marshall Wace, LLP883,544$60.1M0.15%+767,544+661.7%Added
Commonwealth Equity Services, LLC901,749$61.3M0.16%+14,997+1.7%Added
Energy Income Partners, LLC921,060$62.6M1.46%−706,809−43.4%Reduced
Prudential Financial Inc923,068$63.6M0.11%−34,909−3.6%Reduced
Clark Capital Management Group, Inc.941,796$64.0M0.84%+32,685+3.6%Added
Macquarie Group Ltd920,044$64.2M0.08%+83,338+10.0%Added
Jennison Associates LLC957,530$65.1M0.06%+957,530New
Stifel Financial Corp957,697$65.1M0.11%+16,305+1.7%Added
Old Republic International Corporation969,500$65.9M2.19%−180,000−15.7%Reduced
UBS Group AG1,019,518$69.3M0.04%+66,600+7.0%Added
Truist Financial Corp1,020,113$69.4M0.13%−40,675−3.8%Reduced
Korea Investment CORP1,029,066$70.0M0.22%+127,464+14.1%Added
Cohen & Steers, Inc.1,053,554$71.6M0.16%−187,500−15.1%Reduced
Personal Capital Advisors Corp1,127,294$76.7M0.41%+18,575+1.7%Added
Zacks Investment Management1,133,574$77.1M1.23%+45,279+4.2%Added