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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
Stevens Capital Management LP1,571$263.0K0.09%+1,571New
GTS Securities LLC1,569$263.0K0.01%−1,087−40.9%Reduced
Strategic Investment Advisors1,575$264.0K0.02%−1,197−43.2%Reduced
Capstone Wealth Management Group LLC1,576$264.2K0.16%00.0%Unchanged
Leo Wealth, LLC1,576$264.2K0.02%+1,576New
Checchi Capital Advisers, LLC1,579$264.7K0.02%+60+3.9%Added
Kera Capital Partners, Inc.1,598$265.8K0.03%+1,598New
GKV Capital Management Co., Inc.1,600$268.2K0.10%00.0%Unchanged
Sovran Advisors, LLC1,583$269.6K0.02%+330+26.3%Added
Resources Investment Advisors, LLC.1,610$269.9K0.00%+93+6.1%Added
AA Financial Advisors, LLC1,621$271.7K0.05%+248+18.1%Added
Tobam1,636$274.0K0.07%+1,636New
Atomi Financial Group, Inc.1,654$277.2K0.01%+58+3.6%Added
Harbour Capital Advisors, LLC1,640$277.8K0.06%−145−8.1%Reduced
Carnegie Capital Asset Management, LLC1,660$278.3K0.01%+1,660New
Skopos Labs, Inc.1,654$279.2K0.01%+1,654New
Confluence Wealth Services, Inc.1,666$279.3K0.01%+19+1.2%Added
Leavell Investment Management, Inc.1,668$279.6K0.01%00.0%Unchanged
Stock Yards Bank & Trust Co1,670$279.9K0.01%−450−21.2%Reduced
4J Wealth Management LLC1,673$280.4K0.16%00.0%Unchanged
Longboard Asset Management, LP1,678$281.3K1.79%00.0%Unchanged
Centiva Capital, LP1,678$281.3K0.02%+1,678New
Parsonex Advisory Services, Inc.1,679$281.5K0.18%−21−1.2%Reduced
AG Asset Advisory, LLC1,700$285.0K0.24%00.0%Unchanged
Patten & Patten Inc1,702$285.3K0.02%00.0%Unchanged
Tributary Capital Management, LLC1,705$285.8K0.03%−35−2.0%Reduced
Prosperity Consulting Group, LLC1,712$287.0K0.01%+12+0.7%Added
Jackson Creek Investment Advisors LLC1,714$287.0K0.08%−1−0.1%Reduced
Premier Path Wealth Partners, LLC1,716$287.7K0.04%+12+0.7%Added
Dynamic Technology Lab Private Ltd1,725$289.0K0.07%−2,877−62.5%Reduced
Smith Shellnut Wilson LLC1,740$291.7K0.11%−228−11.6%Reduced
Summit Financial, LLC1,748$293.1K0.00%−306−14.9%Reduced
Scissortail Wealth Management, LLC1,780$298.4K0.07%00.0%Unchanged
Chilton Capital Management LLC1,824$305.8K0.01%00.0%Unchanged
Snowden Capital Advisors LLC1,831$307.0K0.01%+61+3.4%Added
VARCOV Co.1,851$310.3K0.12%+1,851New
Central Trust Co1,863$312.3K0.01%+6+0.3%Added
FSM Wealth Advisors, LLC1,864$312.4K0.04%−15−0.8%Reduced
EFG International AG1,865$312.6K0.01%+1,865New
Garrett Wealth Advisory Group, LLC1,877$314.6K0.06%+1,877New
Asset Dedication, LLC1,885$316.0K0.02%00.0%Unchanged
Nomura Asset Management International Inc.1,900$318.0K0.00%+1,900New
Sunbelt Securities, Inc.1,905$319.3K0.02%+4+0.2%Added
Index Technologies Group LLC1,910$320.2K0.33%+1,910New
RFG Holdings, Inc.1,916$321.2K0.08%00.0%Unchanged
BCS Wealth Management1,926$322.8K0.03%+1,926New
Cary Street Partner Investment Advisory LLC1,944$325.8K0.09%−4−0.2%Reduced
Two Sigma Securities, LLC1,945$326.0K0.04%−3,119−61.6%Reduced
Redmond Asset Management, LLC1,975$331.1K0.08%00.0%Unchanged
Schnieders Capital Management, LLC.1,975$331.1K0.05%00.0%Unchanged
Aster Capital Management (DIFC) Ltd1,976$331.2K0.15%+1,061+116.0%Added
Alpha Omega Wealth Management LLC1,978$331.6K0.06%−184−8.5%Reduced
Pinnacle West Asset Management, Inc.1,985$333.0K0.22%00.0%Unchanged
Kingswood Wealth Advisors, LLC1,990$333.5K0.02%+1,990New
Wesbanco Bank Inc2,014$337.6K0.01%+27+1.4%Added
Journey Strategic Wealth LLC2,018$338.3K0.01%+32+1.6%Added
IFP Advisors, Inc2,038$341.6K0.01%−151−6.9%Reduced
MGB Wealth Management, LLC2,031$341.8K0.10%00.0%Unchanged
WBI Investments2,046$343.0K0.09%+2,046New
Oxford Financial Group Ltd2,081$348.8K0.02%+19+0.9%Added
Level Four Advisory Services, LLC2,090$350.4K0.01%−262−11.1%Reduced
One Wealth Capital Management, LLC2,096$351.4K0.15%+351+20.1%Added
Gleason Group, Inc.2,110$353.7K0.03%+12+0.6%Added
Smartleaf Asset Management LLC2,100$354.2K0.01%+304+16.9%Added
Visionary Horizons, LLC2,114$354.4K0.18%+2,114New
Turtle Creek Wealth Advisors, LLC2,122$355.7K0.03%+113+5.6%Added
IHT Wealth Management, LLC2,153$360.8K0.01%+51+2.4%Added
Independent Wealth Network Inc.2,170$363.7K0.11%+12+0.6%Added
Harvest Investment Services, LLC2,184$366.1K0.07%+371+20.5%Added
PFG Investments, LLC2,186$366.4K0.02%+10.0%Added
Transcend Wealth Collective, LLC2,220$372.1K0.03%+180+8.8%Added
BNP Paribas2,222$372.5K0.01%−741−25.0%Reduced
Siemens Fonds Invest GmbH2,211$372.7K0.02%00.0%Unchanged
Fulton Breakefield Broenniman LLC2,227$373.3K0.02%00.0%Unchanged
Sowell Financial Services LLC2,227$373.4K0.01%+137+6.6%Added
CMG Global Holdings, LLC2,175$373.7K0.17%00.0%Unchanged
TruWealth Advisors, LLC2,231$374.0K0.02%00.0%Unchanged
Walleye Trading LLC2,245$376.3K0.01%+2,245New
Elm3 Financial Group, LLC2,260$378.8K0.31%+227+11.2%Added
LBMC Investment Advisors, LLC2,269$380.4K0.02%+22+1.0%Added
Bessemer Group Inc2,287$383.0K0.00%+532+30.3%Added
Wedbush Securities Inc2,284$383.0K0.01%+921+67.6%Added
Argent Trust Co2,291$384.0K0.01%+145+6.8%Added
Sagespring Wealth Partners, LLC2,295$384.7K0.01%+422+22.5%Added
TCG Advisory Services, LLC2,306$386.6K0.01%+2,306New
EP Wealth Advisors, LLC2,310$387.2K0.00%+2,310New
Equitable Trust Co2,326$389.9K0.02%00.0%Unchanged
CoreCap Advisors, LLC2,332$390.8K0.01%+1,030+79.1%Added
Integrated Wealth Concepts LLC2,338$391.9K0.00%−1,906−44.9%Reduced
State of Wyoming2,338$391.9K0.04%+2,338New
Gen-Wealth Partners Inc2,343$392.7K0.13%−924−28.3%Reduced
Miracle Mile Advisors, LLC2,348$393.6K0.01%+310+15.2%Added
Whittier Trust Co of Nevada Inc2,371$397.2K0.01%00.0%Unchanged
EntryPoint Capital, LLC2,371$397.5K0.16%+2,371New
Everett Harris & Co2,422$406.0K0.00%00.0%Unchanged
Stephens Inc2,441$409.2K0.01%−111−4.3%Reduced
Silver Oak Securities, Inc2,444$412.0K0.03%+2,444New
Thomasville National Bank2,466$413.4K0.03%+23+0.9%Added
Ofi Invest Asset Management2,482$416.1K0.01%+2,482New
TCW Group Inc2,493$417.9K0.00%+2,493New