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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, Q2 2025

Institutional positions in Southern Co as of Jun 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
2,184
+4 vs. Q1 2025
Shares held
775.5M
+26.1M (+3.5%) vs. Q1 2025
Total value
$70.8B
+$1.92B (+2.8%) vs. Q1 2025
New holders
129
937 more added
Sold out
125
734 more reduced

27 institutions that held it in Q1 2025 haven't filed for Q2 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 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 holdersQ2 2025: 2,184 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 heldQ2 2025: $70.8B
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, Q2 2025

Shares, value and share of portfolio for each institution holding Southern Co; share changes are against Q1 2025.

Institutions holding SO in Q2 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Fort Washington Investment Advisors Inc609,518$56.0M0.32%−55,185−8.3%Reduced
Capital Investment Advisors, LLC606,899$55.7M1.00%+14,020+2.4%Added
Cetera Investment Advisers606,446$55.7M0.09%+30,490+5.3%Added
Wealth Enhancement Advisory Services, LLC608,418$55.7M0.09%+68,914+12.8%Added
Schroder Investment Management Group606,197$55.7M0.05%−10,599−1.7%Reduced
Cbre Clarion Securities LLC599,631$55.1M0.83%+319,622+114.1%Added
Great West Life Assurance Co592,538$54.5M0.09%+12,275+2.1%Added
State of Wisconsin Investment Board587,445$53.9M0.13%−27,738−4.5%Reduced
Chevy Chase Trust Holdings, Inc.584,676$53.7M0.16%+5,881+1.0%Added
Vaughan David Investments LLC580,501$53.3M1.19%+2,032+0.4%Added
The PNC Financial Services Group, Inc.522,032$47.9M0.03%+3,760+0.7%Added
Asset Management One Co.,Ltd.515,060$47.3M0.15%+903+0.2%Added
Treasurer of the State of North Carolina514,736$47.3M0.15%+13,392+2.7%Added
Standard Life Aberdeen plc484,908$44.5M0.08%+34,875+7.7%Added
Resona Asset Management Co.,Ltd.481,309$44.1M0.22%+37,036+8.3%Added
Qube Research & Technologies Ltd473,814$43.5M0.06%−1,702,349−78.2%Reduced
Toronto Dominion Bank464,377$42.6M0.09%+68,620+17.3%Added
Public Employees Retirement System of Ohio451,487$41.5M0.14%−3,675−0.8%Reduced
SEI Investments Co449,960$41.3M0.05%+29,821+7.1%Added
Creative Planning449,301$41.3M0.04%+3,805+0.9%Added
National Bank of Canada448,198$41.2M0.04%−69,827−13.5%Reduced
DnB Asset Management AS436,178$40.1M0.17%−36,707−7.8%Reduced
AQR Capital Management LLC437,147$39.8M0.03%−22,982−5.0%Reduced
Teacher Retirement System of Texas432,176$39.7M0.17%−57,203−11.7%Reduced
Bollard Group LLC426,494$39.2M0.90%+41,339+10.7%Added
US Bancorp425,296$39.1M0.05%+1,155+0.3%Added
Mariner, LLC408,105$37.5M0.05%+4,900+1.2%Added
Verition Fund Management LLC406,249$37.3M0.21%+315,437+347.4%Added
Gabelli Funds LLC404,550$37.1M0.26%−6,409−1.6%Reduced
TD Asset Management Inc403,551$37.1M0.03%+9,590+2.4%Added
Cambridge Investment Research Advisors, Inc.401,802$36.9M0.11%+7,624+1.9%Added
Sanctuary Advisors, LLC398,909$36.6M0.23%−1,275−0.3%Reduced
Eventide Asset Management, LLC392,112$36.5M0.64%−94,650−19.4%Reduced
Van Eck Associates Corp394,793$36.3M0.04%+32,168+8.9%Added
MML Investors Services, LLC392,334$36.0M0.10%+7,032+1.8%Added
CIBC Asset Management Inc389,634$35.8M0.11%+30,527+8.5%Added
Nomura Asset Management Co Ltd389,010$35.7M0.10%+18,619+5.0%Added
State of Tennessee, Treasury Department383,341$35.2M0.13%+11,267+3.0%Added
First Horizon Advisors, Inc.376,734$34.6M0.90%+14,389+4.0%Added
Aptus Capital Advisors, LLC373,438$34.3M0.34%+40,245+12.1%Added
State of New Jersey Common Pension Fund D372,822$34.2M0.13%00.0%Unchanged
Allspring Global Investments Holdings, LLC365,195$33.7M0.06%−121,603−25.0%Reduced
EP Wealth Advisors, LLC362,559$33.3M0.22%+15,744+4.5%Added
Janney Montgomery Scott LLC359,551$33.0M0.09%−28,256−7.3%Reduced
Ceredex Value Advisors LLC359,168$33.0M0.71%−162,627−31.2%Reduced
Magellan Asset Management Ltd354,407$32.5M0.37%+29,874+9.2%Added
GW Henssler & Associates Ltd353,005$32.4M1.73%+7,274+2.1%Added
Liberty One Investment Management, LLC352,336$32.4M3.27%−14,224−3.9%Reduced
Cahaba Wealth Management, Inc.350,849$32.2M2.50%+31,023+9.7%Added
Voya Investment Management LLC347,277$31.9M0.03%+6,891+2.0%Added
STRS Ohio328,702$30.2M0.11%+6,157+1.9%Added
Arizona State Retirement System320,642$29.4M0.17%−911−0.3%Reduced
Edgar Lomax Co318,655$29.3M1.85%−5,180−1.6%Reduced
Baird Financial Group, Inc.313,645$28.8M0.05%+33,995+12.2%Added
Capital International Inc306,546$28.2M0.27%+115,377+60.4%Added
Bank Julius Baer & Co. Ltd, Zurich305,808$28.1M0.08%+21,552+7.6%Added
Exchange Traded Concepts, LLC302,992$27.8M0.36%+8,165+2.8%Added
Advisors Capital Management, LLC300,348$27.6M0.38%+10,722+3.7%Added
State of Michigan Retirement System298,823$27.4M0.14%+1,600+0.5%Added
Captrust Financial Advisors296,622$27.2M0.06%−272−0.1%Reduced
Illinois Municipal Retirement Fund292,514$26.9M0.37%−46,992−13.8%Reduced
Brinker Capital Investments, LLC291,381$26.8M0.23%+17,159+6.3%Added
Hancock Whitney Corp290,167$26.6M0.51%+261,955+928.5%Added
American Century Companies Inc285,143$26.2M0.01%−9,086−3.1%Reduced
Forsta Ap-Fonden285,100$26.2M0.17%+23,400+8.9%Added
Hennessy Advisors Inc282,900$26.0M0.87%+10,600+3.9%Added
MetLife Investment Management280,090$25.7M0.15%−4,486−1.6%Reduced
Brandywine Global Investment Management, LLC279,004$25.6M0.18%−6,460−2.3%Reduced
Kestra Advisory Services, LLC273,854$25.1M0.12%+18,512+7.2%Added
FIL Ltd273,484$25.1M0.02%−161,296−37.1%Reduced
Millennium Management LLC272,776$25.0M0.02%−109,307−28.6%Reduced
Czech National Bank268,648$24.7M0.19%+17,111+6.8%Added
Arrowstreet Capital, Limited Partnership266,360$24.5M0.02%+161,341+153.6%Added
Swiss Life Asset Management Ltd263,288$24.2M0.14%+38,246+17.0%Added
Crawford Investment Counsel Inc260,685$23.9M0.42%+3,073+1.2%Added
Zurcher Kantonalbank (Zurich Cantonalbank)259,700$23.8M0.06%+26,080+11.2%Added
IFM Investors Pty Ltd258,169$23.7M0.23%+16,786+7.0%Added
Huntington National Bank250,551$23.0M0.15%+20,623+9.0%Added
Crossmark Global Holdings, Inc.250,201$23.0M0.37%−4,614−1.8%Reduced
Investment Management Corp of Ontario247,922$22.8M0.33%−571−0.2%Reduced
Comerica Bank247,869$22.8M0.09%−1,168−0.5%Reduced
O'Shaughnessy Asset Management, LLC245,077$22.5M0.15%+22,036+9.9%Added
Mercer Global Advisors Inc241,471$22.2M0.05%−281−0.1%Reduced
MAI Capital Management238,293$21.9M0.15%+15,538+7.0%Added
Retirement Systems of Alabama235,837$21.7M0.08%+387+0.2%Added
Becker Capital Management Inc234,052$21.5M0.67%+11,734+5.3%Added
Regions Financial Corp232,068$21.3M0.15%+15,927+7.4%Added
Fukoku Mutual Life Insurance Co230,788$21.2M1.35%−894−0.4%Reduced
Rockefeller Capital Management L.P.229,180$21.0M0.05%+15,060+7.0%Added
CI Private Wealth, LLC228,088$20.9M0.03%+28,898+14.5%Added
Ilmarinen Mutual Pension Insurance Co228,000$20.9M0.17%+18,000+8.6%Added
iA Global Asset Management Inc.227,902$20.9M0.31%+9,154+4.2%Added
Cerity Partners LLC227,531$20.9M0.04%−1,071−0.5%Reduced
Warren Averett Asset Management, LLC226,234$20.8M0.23%+1,197+0.5%Added
Public Sector Pension Investment Board226,162$20.8M0.09%−66,781−22.8%Reduced
UBS Oconnor LLC226,135$20.8M0.57%+16,435+7.8%Added
Midwest Trust Co225,772$20.7M0.29%+225,772New
Calamos Wealth Management LLC225,667$20.7M0.88%+3,590+1.6%Added
Richard C. Young & CO., LTD.225,165$20.7M2.04%+2,115+0.9%Added
DDD Partners, LLC219,704$20.2M2.16%−31,878−12.7%Reduced