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Livermore
Livermore
ZHEN

Atmos Energy Corp

ATO
Exchange
NYSE
Industry
Natural Gas Distribution
SEC CIK
0000731802

In the last 90 days, Atmos Energy Corp insiders filed 1 open-market purchase and 0 sales; 1,044 institutions reported holding it in 13F filings for Q2 2026, worth $28.0B in total; no superinvestor holds it.

13F holders, Q4 2025

Institutional positions in Atmos Energy Corp 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
980
+81 vs. Q3 2025
Shares held
162.1M
+2.64M (+1.7%) vs. Q3 2025
Total value
$27.2B
−$53.9M (−0.2%) vs. Q3 2025
New holders
144
362 more added
Sold out
63
307 more reduced

13 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 ATO 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: 980 institutions
Q1 2021: 550 institutionsQ2 2021: 548 institutionsQ3 2021: 536 institutionsQ4 2021: 575 institutionsQ1 2022: 608 institutionsQ2 2022: 620 institutionsQ3 2022: 631 institutionsQ4 2022: 663 institutionsQ1 2023: 664 institutionsQ2 2023: 672 institutionsQ3 2023: 669 institutionsQ4 2023: 722 institutionsQ1 2024: 731 institutionsQ2 2024: 736 institutionsQ3 2024: 758 institutionsQ4 2024: 818 institutionsQ1 2025: 861 institutionsQ2 2025: 871 institutionsQ3 2025: 912 institutionsQ4 2025: 980 institutionsQ1 2026: 1,020 institutionsQ2 2026: 1,044 institutions
Value heldQ4 2025: $27.2B
Q1 2021: $10.7BQ2 2021: $10.5BQ3 2021: $9.93BQ4 2021: $12.4BQ1 2022: $14.9BQ2 2022: $14.2BQ3 2022: $13.1BQ4 2022: $14.6BQ1 2023: $14.7BQ2 2023: $15.8BQ3 2023: $14.4BQ4 2023: $15.8BQ1 2024: $16.6BQ2 2024: $16.7BQ3 2024: $20.8BQ4 2024: $21.8BQ1 2025: $24.4BQ2 2025: $24.7BQ3 2025: $27.2BQ4 2025: $27.2BQ1 2026: $29.6BQ2 2026: $28.0B
Institutions holding ATO and their total value by quarter
QuarterHoldersValue
Q2 20261,044$28.0B
Q1 20261,020$29.6B
Q4 2025980$27.2B
Q3 2025912$27.2B
Q2 2025871$24.7B
Q1 2025861$24.4B
Q4 2024818$21.8B
Q3 2024758$20.8B
Q2 2024736$16.7B
Q1 2024731$16.6B
Q4 2023722$15.8B
Q3 2023669$14.4B
Q2 2023672$15.8B
Q1 2023664$14.7B
Q4 2022663$14.6B
Q3 2022631$13.1B
Q2 2022620$14.2B
Q1 2022608$14.9B
Q4 2021575$12.4B
Q3 2021536$9.93B
Q2 2021548$10.5B
Q1 2021550$10.7B

Institutions, Q4 2025

Shares, value and share of portfolio for each institution holding Atmos Energy Corp; share changes are against Q3 2025.

Institutions holding ATO in Q4 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Swiss Re Ltd72$12.1K0.00%+72New
Raleigh Capital Management Inc.74$12.3K0.00%−6−7.5%Reduced
Financial Management Professionals, Inc.74$12.4K0.00%00.0%Unchanged
Key Financial Inc74$12.4K0.00%00.0%Unchanged
Sound Income Strategies, LLC73$12.5K0.00%+18+32.7%Added
Private Wealth Asset Management, LLC79$13.2K0.00%00.0%Unchanged
Wealth Watch Advisors, INC81$13.6K0.01%00.0%Unchanged
United Community Bank84$14.1K0.01%+73+663.6%Added
Meeder Asset Management Inc86$14.4K0.00%−7−7.5%Reduced
Harbor Investment Advisory, LLC86$14.4K0.00%00.0%Unchanged
Murphy & Mullick Capital Management Corp87$14.6K0.01%00.0%Unchanged
Signature Equity Partners, LLC89$14.9K0.01%+89New
Fortitude Family Office, LLC89$14.9K0.00%−1−1.1%Reduced
Manchester Capital Management LLC92$15.4K0.00%−429−82.3%Reduced
DT Investment Partners, LLC92$15.4K0.00%00.0%Unchanged
Morse Asset Management, Inc92$15.4K0.00%+67+268.0%Added
Torren Management, LLC97$16.2K0.01%+97New
Advocate Investing Services LLC97$16.3K0.01%+97New
Farmers & Merchants Investments Inc100$16.8K0.00%00.0%Unchanged
Ransom Advisory, Ltd100$16.8K0.01%00.0%Unchanged
Livforsakringsbolaget Skandia, Omsesidigt100$16.8K0.00%00.0%Unchanged
SHP Wealth Management101$16.9K0.00%+101New
Oakworth Capital, Inc.102$17.1K0.00%00.0%Unchanged
Barnes Dennig Private Wealth Management LLC104$17.4K0.02%+104New
Wealth Enhancement Trust Services, Inc.104$17.4K0.00%+104New
Clark Wealth Partners106$17.7K0.01%00.0%Unchanged
Vermillion & White Wealth Management Group, LLC109$18.4K0.01%00.0%Unchanged
Citizens National Bank Trust Department110$18.4K0.00%00.0%Unchanged
GW&K Investment Management, LLC115$19.0K0.00%00.0%Unchanged
Essential Partners LLC115$19.3K0.01%+7+6.5%Added
Rothschild Investment LLC115$19.3K0.00%+47+69.1%Added
Roble, Belko & Company, Inc120$20.0K0.00%00.0%Unchanged
Centennial Bank122$20.5K0.01%00.0%Unchanged
CVA Family Office, LLC133$22.3K0.00%+8+6.4%Added
MV Capital Management, Inc.138$23.1K0.00%00.0%Unchanged
NBT Bank N A168$23.8K0.00%−3−1.8%Reduced
Anfield Capital Management, LLC144$24.1K0.01%00.0%Unchanged
Frazier Financial Advisors, LLC147$24.6K0.01%00.0%Unchanged
Cape Investment Advisory, Inc.149$25.0K0.01%+127+577.3%Added
Ogorek Anthony Joseph151$25.0K0.01%−20−11.7%Reduced
Hanson & Doremus Investment Management150$25.0K0.00%00.0%Unchanged
Garner Asset Management Corp150$25.1K0.01%+150New
Kingdom Financial Group LLC.157$26.4K0.01%+157New
JFS Wealth Advisors, LLC158$26.5K0.00%+73+85.9%Added
SJS Investment Consulting Inc.159$26.7K0.00%+37+30.3%Added
TD Private Client Wealth LLC163$27.3K0.00%+2+1.2%Added
Root Financial Partners, LLC169$28.3K0.00%+25+17.4%Added
Princeton Global Asset Management LLC174$29.2K0.00%+127+270.2%Added
Harel Insurance Investments & Financial Services Ltd.177$30.0K0.00%+10+6.0%Added
Hollencrest Capital Management183$30.7K0.00%00.0%Unchanged
Deseret Mutual Benefit Administrators183$30.7K0.01%00.0%Unchanged
SageView Advisory Group, LLC186$31.1K0.00%+186New
Redmont Wealth Advisors LLC191$32.0K0.05%00.0%Unchanged
Elevated Capital Advisors, LLC191$32.0K0.01%+191New
Delta Asset Management LLC199$33.4K0.00%00.0%Unchanged
First Financial Corp200$33.5K0.01%00.0%Unchanged
St Germain D J Co Inc200$33.5K0.00%00.0%Unchanged
Noble Wealth Management PBC200$33.5K0.02%00.0%Unchanged
DV Trading LLC200$33.5K0.00%+200New
Paladin Partners, LLC213$35.7K0.03%+213New
Pin Oak Investment Advisors Inc210$36.0K0.03%00.0%Unchanged
DV Equities, LLC223$37.4K0.01%+223New
SBI Securities Co., Ltd.231$38.7K0.00%+40+20.9%Added
Annis Gardner Whiting Capital Advisors, LLC235$39.4K0.01%00.0%Unchanged
Clear Street Markets LLC239$40.1K0.01%−39−14.0%Reduced
Cetera Trust Company, N.A250$41.9K0.02%−50−16.7%Reduced
Keating Financial Advisory Services, Inc.262$43.9K0.01%+262New
AdvisorNet Financial, Inc266$44.6K0.00%+19+7.7%Added
Harvest Fund Management Co., Ltd269$45.0K0.00%+26+10.7%Added
Towarzystwo Funduszy Inwestycyjnych Pzu SA270$45.3K0.01%+100+58.8%Added
Lloyd Advisory Services, LLC.282$47.3K0.02%+282New
Caldwell Trust Co295$49.5K0.00%+295New
Prosperity Bancshares Inc296$49.6K0.04%+296New
WFA of San Diego, LLC300$50.3K0.04%00.0%Unchanged
Colonial Trust Co300$50.3K0.01%00.0%Unchanged
Medallion Wealth Advisors, LLC300$50.3K0.02%00.0%Unchanged
NBC Securities, Inc.345$57.8K0.00%−20,097−98.3%Reduced
PFS Partners, LLC350$58.7K0.03%−150−30.0%Reduced
Proffitt & Goodson Inc367$61.5K0.01%00.0%Unchanged
Private Trust Co NA373$62.5K0.01%+23+6.6%Added
Bank of New Hampshire375$62.9K0.01%00.0%Unchanged
Group One Trading, L.P.393$65.9K0.00%+393New
Bruce G. Allen Investments, LLC394$66.0K0.04%−18−4.4%Reduced
Sentry Investment Management LLC401$67.0K0.04%00.0%Unchanged
Board of the Pension Protection Fund400$67.1K0.06%+400New
Massmutual Trust Co FSB405$67.9K0.00%+126+45.2%Added
Covestor Ltd432$73.0K0.04%+23+5.6%Added
Onefund, LLC438$73.4K0.04%+32+7.9%Added
Elyxium Wealth, LLC441$73.9K0.02%+441New
Quent Capital, LLC441$74.0K0.01%+24+5.8%Added
Cromwell Holdings LLC458$76.8K0.04%00.0%Unchanged
Geneos Wealth Management Inc.467$78.3K0.00%+9+2.0%Added
Cary Street Partners Financial LLC475$79.6K0.00%00.0%Unchanged
Loomis Sayles & Co L P478$80.1K0.00%+478New
Westside Investment Management, Inc.477$80.2K0.01%+33+7.4%Added
Clearstead Advisors, LLC495$83.0K0.00%+204+70.1%Added
RMG Wealth Management LLC501$83.1K0.01%+49+10.8%Added
Wall Street Access Asset Management, LLC500$83.8K0.02%00.0%Unchanged
Fideuram Asset Management (Ireland) dac608$88.2K0.01%+608New
Armstrong Advisory Group, Inc527$88.3K0.01%00.0%Unchanged