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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, Q3 2025

Institutional positions in Atmos Energy Corp as of Sep 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
912
+52 vs. Q2 2025
Shares held
159.6M
+1.45M (+0.9%) vs. Q2 2025
Total value
$27.2B
+$2.88B (+11.8%) vs. Q2 2025
New holders
122
359 more added
Sold out
70
261 more reduced

11 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 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 holdersQ3 2025: 912 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 heldQ3 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, Q3 2025

Shares, value and share of portfolio for each institution holding Atmos Energy Corp; share changes are against Q2 2025.

Institutions holding ATO in Q3 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Harbour Capital Advisors, LLC1,785$312.2K0.06%−225−11.2%Reduced
Central Trust Co1,857$317.1K0.01%00.0%Unchanged
Sagespring Wealth Partners, LLC1,873$319.8K0.01%−159−7.8%Reduced
FSM Wealth Advisors, LLC1,879$320.8K0.05%+463+32.7%Added
Kesler, Norman & Wride, LLC2,311$321.9K0.06%+781+51.0%Added
Asset Dedication, LLC1,885$321.9K0.02%00.0%Unchanged
Sunbelt Securities, Inc.1,901$324.6K0.02%+1,901New
RFG Holdings, Inc.1,916$327.2K0.08%+3+0.2%Added
Cary Street Partner Investment Advisory LLC1,948$332.6K0.14%+43+2.3%Added
Williamson Legacy Group, LLC1,956$334.0K0.26%−3,672−65.2%Reduced
Smith Shellnut Wilson LLC1,968$336.0K0.13%00.0%Unchanged
Redmond Asset Management, LLC1,975$337.2K0.08%00.0%Unchanged
Schnieders Capital Management, LLC.1,975$337.2K0.06%+1,975New
Pinnacle West Asset Management, Inc.1,985$339.0K0.22%+10+0.5%Added
Journey Strategic Wealth LLC1,986$339.1K0.01%+141+7.6%Added
Wesbanco Bank Inc1,987$339.3K0.01%+13+0.7%Added
Turtle Creek Wealth Advisors, LLC2,009$343.0K0.03%+2,009New
MGB Wealth Management, LLC2,031$345.0K0.10%−666−24.7%Reduced
Elm3 Financial Group, LLC2,033$347.1K0.28%+2,033New
Miracle Mile Advisors, LLC2,038$348.0K0.01%+156+8.3%Added
Transcend Wealth Collective, LLC2,040$348.3K0.02%+401+24.5%Added
Inceptionr LLC2,049$349.9K0.08%−2,074−50.3%Reduced
Summit Financial, LLC2,054$350.7K0.01%+22+1.1%Added
NewEdge Wealth, LLC2,033$350.8K0.01%−248−10.9%Reduced
Vestmark Advisory Solutions, Inc.2,055$350.9K0.01%−1,949−48.7%Reduced
Oxford Financial Group Ltd2,062$352.1K0.02%+185+9.9%Added
Sowell Financial Services LLC2,090$356.8K0.01%+91+4.6%Added
Gleason Group, Inc.2,098$358.2K0.04%+11+0.5%Added
IHT Wealth Management, LLC2,102$359.0K0.01%+7+0.3%Added
CIBC Private Wealth Group, LLC2,115$361.2K0.00%−247−10.5%Reduced
CWA Asset Management Group, LLC2,116$361.4K0.01%−114−5.1%Reduced
Stock Yards Bank & Trust Co2,120$362.0K0.01%00.0%Unchanged
Argent Trust Co2,146$366.4K0.01%+40+1.9%Added
Blair William & Co2,146$366.5K0.00%+176+8.9%Added
Independent Wealth Network Inc.2,158$368.6K0.12%+48+2.3%Added
Alpha Omega Wealth Management LLC2,162$369.2K0.06%00.0%Unchanged
Oak Asset Management, LLC2,175$371.4K0.13%00.0%Unchanged
PFG Investments, LLC2,185$373.1K0.02%+100+4.8%Added
IFP Advisors, Inc2,189$373.8K0.01%+103+4.9%Added
ISAM Funds (UK) Ltd2,206$376.7K0.08%−9,403−81.0%Reduced
Siemens Fonds Invest GmbH2,211$377.5K0.02%00.0%Unchanged
Fulton Breakefield Broenniman LLC2,227$380.3K0.02%00.0%Unchanged
TruWealth Advisors, LLC2,231$380.9K0.02%+48+2.2%Added
LBMC Investment Advisors, LLC2,247$383.7K0.02%−749−25.0%Reduced
Voleon Capital Management LP2,259$385.7K0.01%+2,259New
CMG Global Holdings, LLC2,175$389.7K0.19%00.0%Unchanged
Syon Capital LLC2,284$390.0K0.02%+839+58.1%Added
Signaturefd, LLC2,312$394.7K0.01%+633+37.7%Added
Equitable Trust Co2,326$397.2K0.02%00.0%Unchanged
Summit Wealth Group LLC1,931$397.2K0.05%+1,931New
Bryn Mawr Trust Co2,343$400.1K0.01%−265−10.2%Reduced
Level Four Advisory Services, LLC2,352$401.7K0.01%+15+0.6%Added
Whittier Trust Co of Nevada Inc2,371$403.5K0.01%−4−0.2%Reduced
Adviser Investments LLC2,370$404.7K0.00%00.0%Unchanged
Patten Group, Inc.2,380$406.4K0.08%+73+3.2%Added
Everett Harris & Co2,422$413.6K0.01%00.0%Unchanged
Balyasny Asset Management LLC2,436$415.9K0.00%+2,436New
Thomasville National Bank2,443$417.1K0.03%+2,443New
Ballentine Partners, LLC2,474$422.4K0.01%+74+3.1%Added
Strategy Asset Managers LLC2,486$424.5K0.08%−17−0.7%Reduced
Farther Finance Advisors, LLC2,508$428.3K0.01%−1,681−40.1%Reduced
Stephens Inc2,552$435.8K0.01%+7+0.3%Added
Warren Averett Asset Management, LLC2,569$438.7K0.00%+115+4.7%Added
Walker Asset Management, LLC2,590$442.3K0.25%+13+0.5%Added
Norden Group LLC2,605$445.0K0.05%+79+3.1%Added
BLB&B Advisors, LLC2,620$447.4K0.02%−51−1.9%Reduced
AssuredPartners Investment Advisors, LLC2,633$449.7K0.10%+1,302+97.8%Added
GTS Securities LLC2,656$453.5K0.02%+2,656New
Golden State Equity Partners2,680$457.5K0.08%−174−6.1%Reduced
Bank Julius Baer & Co. Ltd, Zurich2,686$458.6K0.00%−860−24.3%Reduced
Aaron Wealth Advisors2,715$463.6K0.03%+2,715New
StoneX Group Inc.2,716$463.7K0.02%−40−1.5%Reduced
Portside Wealth Group, LLC2,738$467.5K0.06%−71−2.5%Reduced
Personal Cfo Solutions, LLC2,755$470.5K0.08%+2+0.1%Added
Strategic Investment Advisors2,772$473.3K0.04%−436−13.6%Reduced
Horizon Investment Services, LLC2,780$474.7K0.18%+5+0.2%Added
Intrua Financial, LLC2,782$475.1K0.06%−115−4.0%Reduced
Beaird Harris Wealth Management, LLC2,813$480.3K0.03%00.0%Unchanged
SC&H Financial Advisors, Inc.2,824$482.2K0.08%00.0%Unchanged
Canada Post Corp Registered Pension Plan2,858$484.6K0.02%+1,440+101.6%Added
Dorsey & Whitney Trust CO LLC2,839$484.8K0.03%00.0%Unchanged
Quadrant Capital Group LLC2,843$485.4K0.02%+137+5.1%Added
Capstone Investment Advisors, LLC2,864$489.0K0.00%+2,864New
Thoroughbred Financial Services, LLC2,871$490.0K0.03%−171−5.6%Reduced
Revisor Wealth Management LLC2,825$492.2K0.17%−428−13.2%Reduced
BKD Wealth Advisors, LLC2,930$500.2K0.01%−72−2.4%Reduced
Contravisory Investment Management, Inc.2,935$501.2K0.10%+2,935New
Mitchell McLeod Pugh & Williams Inc2,893$504.8K0.08%−43−1.5%Reduced
BNP Paribas2,963$505.9K0.02%+733+32.9%Added
Grimes & Company, Inc.2,966$506.4K0.01%+220+8.0%Added
GAMMA Investing LLC2,995$511.4K0.03%+877+41.4%Added
Retirement Guys Formula LLC3,007$513.4K0.18%+3,007New
MUFG Securities EMEA plc3,073$524.7K0.01%+2,605+556.6%Added
Hilltop Holdings Inc.3,085$526.7K0.03%+3,085New
Bartlett & Co. Wealth Management LLC3,093$528.1K0.01%−109−3.4%Reduced
Pinnacle Financial Partners Inc3,105$530.2K0.01%+15+0.5%Added
Greenleaf Trust3,108$530.7K0.00%+33+1.1%Added
Aptus Capital Advisors, LLC3,127$533.9K0.00%−17−0.5%Reduced
PAX Financial Group, LLC3,178$542.7K0.10%+70+2.3%Added
Keel Point, LLC3,197$545.9K0.03%−116−3.5%Reduced