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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, Q1 2026

Institutional positions in Southern Co as of Mar 31, 2026. 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
2,367
+130 vs. Q4 2025
Shares held
789.7M
+114.7M (+17.0%) vs. Q4 2025
Total value
$76.2B
+$17.3B (+29.4%) vs. Q4 2025
New holders
228
985 more added
Sold out
98
782 more reduced

36 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 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 holdersQ1 2026: 2,367 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 heldQ1 2026: $76.2B
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, Q1 2026

Shares, value and share of portfolio for each institution holding Southern Co; share changes are against Q4 2025.

Institutions holding SO in Q1 2026
InstitutionSharesValue% of portfolioChange in sharesAction
Mutual Advisors, LLC32,405$3.13M0.07%+2,858+9.7%Added
M3 Wealth Management, LLC32,110$3.10M2.39%+53+0.2%Added
Intact Investment Management Inc.32,100$3.10M0.09%00.0%Unchanged
Marshall Financial Group LLC31,999$3.09M0.49%+839+2.7%Added
Bleakley Financial Group, LLC31,928$3.08M0.05%−93−0.3%Reduced
North Dakota State Investment Board31,921$3.08M0.13%−5,871−15.5%Reduced
Spartan Wealth Advisory Services LLC31,504$3.04M0.27%+31,504New
Murphy, Middleton, Hinkle & Parker, Inc.31,475$3.04M1.41%−1,241−3.8%Reduced
South State Corp.31,260$3.02M0.14%+284+0.9%Added
Buckingham Strategic Partners31,120$3.00M0.03%−4,417−12.4%Reduced
Dark Forest Capital Management LP31,084$3.00M0.27%−24,944−44.5%Reduced
LongView Wealth Management31,250$3.00M0.75%−3,496−10.1%Reduced
Kentucky Retirement Systems72,798$2.99M0.22%+3,615+5.2%Added
Caldwell Trust Co30,977$2.99M0.27%+1,555+5.3%Added
Shoker Investment Counsel, Inc.30,946$2.99M0.89%−573−1.8%Reduced
Biltmore Family Office, LLC30,797$2.97M0.42%00.0%Unchanged
Tower Research Capital LLC (TRC)30,743$2.97M0.08%−3,814−11.0%Reduced
MUFG Securities Americas Inc.30,468$2.94M0.19%+804+2.7%Added
CIBC World Markets Inc.30,199$2.91M0.01%−106,256−77.9%Reduced
Pacitti Group Inc.30,143$2.91M1.06%+1,884+6.7%Added
Bokf, NA30,139$2.91M0.04%−1,336−4.2%Reduced
Systematic Alpha Investments, LLC30,000$2.90M0.10%00.0%Unchanged
Landscape Capital Management, L.L.C.29,968$2.89M0.18%+20,171+205.9%Added
Pensionmark Financial Group, LLC29,865$2.88M0.05%−235−0.8%Reduced
Securian Asset Management, Inc29,841$2.88M0.11%−100−0.3%Reduced
Koshinski Asset Management, Inc.29,743$2.87M0.18%−10.0%Reduced
Coldstream Capital Management Inc29,666$2.86M0.04%−45,910−60.7%Reduced
Chemung Canal Trust Co29,329$2.83M0.57%+477+1.7%Added
Pullen Investment Management, LLC29,249$2.82M1.42%−49−0.2%Reduced
Jacobi Capital Management LLC29,238$2.82M0.16%+358+1.2%Added
Churchill Financial Advisors, LLC29,056$2.80M0.59%+17,915+160.8%Added
Oak Harbor Wealth Partners, LLC29,052$2.80M0.66%+689+2.4%Added
Kentucky Retirement Systems Insurance Trust Fund28,998$2.80M0.19%00.0%Unchanged
Geneos Wealth Management Inc.28,907$2.79M0.06%−983−3.3%Reduced
Old North State Trust, LLC28,662$2.77M1.64%+314+1.1%Added
Westwood Holdings Group Inc.28,632$2.76M0.02%−274,354−90.6%Reduced
Hilltop National Bank28,524$2.75M0.65%−748−2.6%Reduced
Wealth Intelligence, LLC28,326$2.73M1.31%+3,182+12.7%Added
Holderness Investments Co28,275$2.73M0.55%−224−0.8%Reduced
Siemens Fonds Invest GmbH28,241$2.73M0.16%+74+0.3%Added
Hayek Kallen Investment Management28,200$2.72M0.89%+28,200New
Sargent Investment Group, LLC28,171$2.72M0.36%+791+2.9%Added
Greenleaf Trust28,082$2.71M0.03%+4,287+18.0%Added
Vectors Research Management, LLC27,995$2.70M0.79%+77+0.3%Added
Rahlfs Capital, LLC27,895$2.69M1.98%00.0%Unchanged
Aurora Investment Counsel27,890$2.69M1.49%−1,329−4.5%Reduced
Equitable Trust Co27,845$2.69M0.12%−2,416−8.0%Reduced
Tyche Wealth Partners LLC27,784$2.68M0.41%+21+0.1%Added
Johnson Investment Counsel Inc27,743$2.68M0.02%−3,842−12.2%Reduced
Nomura Holdings Inc27,714$2.67M0.02%+20,148+266.3%Added
Naviter Wealth, LLC27,509$2.66M0.33%+940+3.5%Added
Banque Pictet & Cie SA27,427$2.65M0.03%+27,427New
Farmers & Merchants Trust Co of Chambersburg PA27,399$2.65M0.72%−933−3.3%Reduced
McRae Capital Management Inc27,131$2.62M0.54%−930−3.3%Reduced
Citizens Financial Group Inc27,104$2.62M0.04%−1,511−5.3%Reduced
GAMMA Investing LLC27,029$2.61M0.12%+2,560+10.5%Added
Canada Post Corp Registered Pension Plan26,772$2.58M0.10%00.0%Unchanged
Laird Norton Trust Company, LLC26,712$2.58M0.06%−856−3.1%Reduced
Linden Thomas Advisory Services, LLC26,536$2.56M0.25%+742+2.9%Added
WCG Wealth Advisors LLC26,511$2.56M0.07%−2,396−8.3%Reduced
Marietta Investment Partners LLC26,438$2.55M0.51%+3,570+15.6%Added
Inman Jager Wealth Management, LLC26,379$2.55M1.49%+1,412+5.7%Added
Verity & Verity, LLC26,368$2.55M0.19%−107,548−80.3%Reduced
LBMC Investment Advisors, LLC26,368$2.55M0.16%−1,450−5.2%Reduced
Broadwater Capital Management LLC29,154$2.54M1.90%00.0%Unchanged
Verdence Capital Advisors LLC26,269$2.54M0.15%−65−0.2%Reduced
Argyle Capital Management Inc.26,221$2.53M0.82%−50−0.2%Reduced
Frank, Rimerman Advisors LLC26,203$2.53M0.17%−2,965−10.2%Reduced
Meeder Advisory Services, Inc.26,093$2.52M0.11%+368+1.4%Added
Americana Partners, LLC26,080$2.52M0.07%+1,529+6.2%Added
Allen Mooney & Barnes Investment Advisors LLC26,024$2.51M0.36%+284+1.1%Added
BlueCrest Capital Management Ltd25,962$2.51M0.24%+25,962New
Apella Capital, LLC26,457$2.50M0.04%+7,980+43.2%Added
John G Ullman & Associates Inc25,880$2.50M0.33%−100−0.4%Reduced
ZWJ Investment Counsel Inc25,859$2.50M0.09%−25−0.1%Reduced
Capital Square, LLC26,693$2.50M1.15%+113+0.4%Added
Donaldson Capital Management, LLC25,834$2.49M0.08%−544,418−95.5%Reduced
Advanced Asset Management Advisors Inc25,805$2.49M0.69%00.0%Unchanged
Delta Global Management LP25,792$2.49M0.20%−1,355−5.0%Reduced
Red Door Wealth Management, LLC25,512$2.46M0.26%+154+0.6%Added
Cape Investment Advisory, Inc.25,477$2.46M0.82%+1,428+5.9%Added
Nepsis, Inc.25,420$2.45M0.82%−352−1.4%Reduced
Armis Advisers, LLC26,307$2.45M0.24%−1,242−4.5%Reduced
Wedbush Securities Inc25,344$2.45M0.07%+569+2.3%Added
Ascent Wealth Partners, LLC25,283$2.44M0.28%+311+1.2%Added
BIP Wealth, LLC25,281$2.44M0.10%−3,668−12.7%Reduced
Kavar Capital Partners Group, LLC25,214$2.43M0.30%−775−3.0%Reduced
Assetmark, Inc25,173$2.43M0.00%+3,548+16.4%Added
American Assets Investment Management, LLC25,000$2.41M0.16%00.0%Unchanged
Change Path, LLC24,920$2.41M0.06%+300+1.2%Added
ISAM Funds (UK) Ltd24,837$2.40M1.18%+24,837New
Fiduciary Alliance LLC25,266$2.39M0.14%−2,046−7.5%Reduced
Reaves W H & Co Inc24,767$2.39M0.04%+119+0.5%Added
Ausdal Financial Partners, Inc.24,763$2.39M0.11%+11,257+83.3%Added
Advyzon Investment Management, LLC24,743$2.39M0.21%+11,312+84.2%Added
D L Carlson Investment Group Inc24,656$2.38M0.41%+355+1.5%Added
Brooks, Moore & Associates, Inc.24,573$2.37M1.19%−50−0.2%Reduced
M Holdings Securities, Inc.24,753$2.35M0.16%+85+0.3%Added
Smith Chas P & Associates Pa Cpas24,294$2.34M0.13%−591−2.4%Reduced
Lineweaver Wealth Advisors, LLC24,255$2.34M0.32%+1,777+7.9%Added