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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, Q2 2025

Institutional positions in Atmos Energy Corp 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
871
+22 vs. Q1 2025
Shares held
160.5M
+2.59M (+1.6%) vs. Q1 2025
Total value
$24.7B
+$317.9M (+1.3%) vs. Q1 2025
New holders
96
372 more added
Sold out
74
270 more reduced

12 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 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 holdersQ2 2025: 871 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 heldQ2 2025: $24.7B
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, Q2 2025

Shares, value and share of portfolio for each institution holding Atmos Energy Corp; share changes are against Q1 2025.

Institutions holding ATO in Q2 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Jackson Creek Investment Advisors LLC1,729$266.0K0.07%+9+0.5%Added
Ground Swell Capital, LLC1,704$262.6K0.43%+1,704New
Patten & Patten Inc1,702$262.3K0.02%00.0%Unchanged
Prosperity Consulting Group, LLC1,701$262.1K0.02%+97+6.0%Added
AG Asset Advisory, LLC1,700$262.0K0.23%00.0%Unchanged
Global Retirement Partners, LLC1,693$260.9K0.01%+1,693New
Parsonex Advisory Services, Inc.1,691$260.6K0.22%+1,691New
Signaturefd, LLC1,679$258.8K0.00%+62+3.8%Added
Longboard Asset Management, LP1,678$258.6K0.64%00.0%Unchanged
Optimize Financial Inc1,676$258.3K0.16%−12−0.7%Reduced
4J Wealth Management LLC1,673$257.8K0.17%00.0%Unchanged
Leavell Investment Management, Inc.1,668$257.1K0.01%−79−4.5%Reduced
Pensionmark Financial Group, LLC1,655$255.1K0.01%+179+12.1%Added
Archer Investment Corp1,655$255.1K0.06%+1,655New
Confluence Wealth Services, Inc.1,647$253.8K0.01%00.0%Unchanged
Transcend Wealth Collective, LLC1,639$252.6K0.02%−243−12.9%Reduced
Manchester Capital Management LLC1,626$250.6K0.03%+8+0.5%Added
Checchi Capital Advisers, LLC1,623$250.1K0.02%−104−6.0%Reduced
One Wealth Capital Management, LLC1,607$247.7K0.12%−88−5.2%Reduced
PDT Partners, LLC1,600$246.6K0.01%−15−0.9%Reduced
GKV Capital Management Co., Inc.1,600$246.6K0.11%+1,600New
Bessemer Group Inc1,580$244.0K0.00%−8,644−84.5%Reduced
Resources Investment Advisors, LLC.1,581$243.7K0.00%−979−38.2%Reduced
Capstone Wealth Management Group LLC1,576$242.9K0.18%00.0%Unchanged
Atomi Financial Group, Inc.1,572$242.2K0.01%+185+13.3%Added
Cigna Investments Inc1,567$241.0K0.04%00.0%Unchanged
MAI Capital Management1,563$240.9K0.00%+504+47.6%Added
David Loasby1,542$240.3K0.02%+131+9.3%Added
Engineers Gate Manager LP1,551$239.0K0.00%−352−18.5%Reduced
Burney Co1,550$238.9K0.01%00.0%Unchanged
Financial Partners Group, LLC1,534$236.4K0.09%−143−8.5%Reduced
Kesler, Norman & Wride, LLC1,530$235.8K0.04%+6+0.4%Added
Csenge Advisory Group1,520$235.2K0.01%−74−4.6%Reduced
Lee Danner & Bass Inc1,525$235.0K0.02%−25−1.6%Reduced
Birch Capital Management, LLC1,518$233.9K0.12%00.0%Unchanged
World Equity Group, Inc.1,495$230.3K0.06%+2+0.1%Added
Cullen Investment Group, Ltd.1,487$229.1K0.03%+8+0.5%Added
Boothbay Fund Management, LLC1,483$228.5K0.01%+1,483New
Ashton Thomas Securities, LLC1,479$227.9K0.06%+1,479New
Harbour Investments, Inc.1,473$227.0K0.01%+129+9.6%Added
Signature Estate & Investment Advisors LLC1,469$226.4K0.01%+1,469New
Stratos Wealth Advisors, LLC1,447$223.1K0.01%+1+0.1%Added
Steigerwald, Gordon & Koch Inc.1,446$222.8K0.02%00.0%Unchanged
Syon Capital LLC1,445$222.7K0.01%+1,445New
Belpointe Asset Management LLC1,444$222.5K0.01%00.0%Unchanged
Envestnet Portfolio Solutions, Inc.1,433$220.9K0.00%−127−8.1%Reduced
Texas Capital Bank Wealth Management Services Inc1,427$219.9K0.02%00.0%Unchanged
Avantax Planning Partners, Inc.1,420$218.8K0.01%00.0%Unchanged
Leo Wealth, LLC1,420$218.8K0.02%+1,420New
Canada Post Corp Registered Pension Plan1,418$218.5K0.01%+1,418New
FSM Wealth Advisors, LLC1,416$216.3K0.04%+1,416New
Wetherby Asset Management Inc1,403$216.2K0.01%+1,403New
Second Line Capital, LLC1,403$216.2K0.05%00.0%Unchanged
TCG Advisory Services, LLC1,398$215.4K0.01%+1,398New
Teamwork Financial Advisors, LLC1,396$215.1K0.03%+50+3.7%Added
South State Corp.1,395$215.0K0.01%−52−3.6%Reduced
EverSource Wealth Advisors, LLC1,386$213.7K0.01%+590+74.1%Added
Nebula Research & Development LLC1,377$212.2K0.02%−25,101−94.8%Reduced
AA Financial Advisors, LLC1,373$211.6K0.05%+1,373New
Eagle Bay Advisors LLC1,369$211.0K0.17%+31+2.3%Added
Peachtree Investment Partners, LLC1,367$210.7K0.08%+12+0.9%Added
Financial Security Advisor, Inc.1,362$209.8K0.05%+7+0.5%Added
Guardian Wealth Advisors, LLC1,361$209.7K0.01%+6+0.4%Added
Councilmark Asset Management, LLC1,355$208.8K0.13%00.0%Unchanged
ORG Partners LLC1,352$208.2K0.04%−3−0.2%Reduced
MASTERINVEST Kapitalanlage GmbH1,346$207.4K0.02%+1,346New
Signature Wealth Management Group1,340$206.5K0.08%+1,340New
Marble Harbor Investment Counsel, LLC1,333$205.4K0.02%00.0%Unchanged
AssuredPartners Investment Advisors, LLC1,331$205.2K0.05%−3,034−69.5%Reduced
Allworth Financial LP1,331$205.2K0.00%+38+2.9%Added
West Family Investments, Inc.1,323$203.9K0.05%+1,323New
Change Path, LLC1,322$203.7K0.01%+1,322New
Toroso Investments, LLC1,307$201.4K0.00%−92−6.6%Reduced
Motco1,290$201.1K0.02%00.0%Unchanged
Waters Parkerson & Co., LLC1,300$200.3K0.01%00.0%Unchanged
Creative Financial Designs Inc1,287$198.3K0.01%−498−27.9%Reduced
BankPlus Trust Department1,257$193.7K0.06%00.0%Unchanged
FIL Ltd1,229$189.4K0.00%+1,229New
Brown Brothers Harriman & Co1,182$182.2K0.00%+140+13.4%Added
LRI Investments, LLC1,181$182.0K0.02%+73+6.6%Added
Lummis Asset Management, LP1,128$173.8K0.11%00.0%Unchanged
Rosenberg Matthew Hamilton1,039$160.1K0.04%00.0%Unchanged
CoreCap Advisors, LLC1,034$159.4K0.01%+673+186.4%Added
Godsey & Gibb Associates1,017$156.7K0.01%−250−19.7%Reduced
Inlight Wealth Management, LLC1,000$154.1K0.08%00.0%Unchanged
Ancora Advisors, LLC988$152.3K0.00%00.0%Unchanged
Keystone Financial Group, Inc.957$150.0K0.10%+385+67.3%Added
Walleye Capital LLC927$142.9K0.00%−5,865−86.4%Reduced
Slocum, Gordon & Co LLP900$138.7K0.11%00.0%Unchanged
Skopos Labs, Inc.900$138.7K0.02%+666+284.6%Added
Pinnacle Bancorp, Inc.881$135.8K0.04%00.0%Unchanged
Hilltop National Bank850$131.0K0.03%+850New
Missouri Trust & Investment Co846$130.4K0.04%−98−10.4%Reduced
GPS Wealth Strategies Group, LLC838$129.1K0.01%−116−12.2%Reduced
Hantz Financial Services, Inc.806$124.0K0.00%+468+138.5%Added
Financial Network Wealth Advisors LLC797$122.9K0.15%+24+3.1%Added
Tompkins Financial Corp750$115.6K0.01%00.0%Unchanged
Ci Investments Inc.730$113.0K0.00%−22−2.9%Reduced
Trust Co of Toledo NA720$111.0K0.01%+720New
Covestor Ltd706$109.0K0.06%+235+49.9%Added