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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
Revisor Wealth Management LLC3,253$501.9K0.18%+37+1.2%Added
180 Wealth Advisors, LLC3,246$500.2K0.07%−596−15.5%Reduced
Strategic Investment Advisors3,208$494.4K0.05%−635−16.5%Reduced
Bartlett & Co. Wealth Management LLC3,202$493.4K0.01%−391−10.9%Reduced
Diversified Trust Co3,188$491.3K0.01%−66−2.0%Reduced
Aptus Capital Advisors, LLC3,144$484.5K0.00%+29+0.9%Added
PAX Financial Group, LLC3,108$479.0K0.09%−421−11.9%Reduced
Pinnacle Financial Partners Inc3,090$476.2K0.01%+282+10.0%Added
Greenleaf Trust3,075$473.9K0.00%−114−3.6%Reduced
Thoroughbred Financial Services, LLC3,042$468.0K0.03%−53−1.7%Reduced
BKD Wealth Advisors, LLC3,002$462.6K0.01%+73+2.5%Added
LBMC Investment Advisors, LLC2,996$461.7K0.03%00.0%Unchanged
Banco Bilbao Vizcaya Argentaria, S.A.2,975$458.2K0.00%−439−12.9%Reduced
Mitchell McLeod Pugh & Williams Inc2,936$452.5K0.08%−610−17.2%Reduced
Kovitz Investment Group Partners, LLC2,907$448.1K0.00%+57+2.0%Added
Intrua Financial, LLC2,897$446.4K0.06%−571−16.5%Reduced
Tributary Capital Management, LLC2,880$443.8K0.04%00.0%Unchanged
Golden State Equity Partners2,854$439.8K0.08%−319−10.1%Reduced
McDonald Partners LLC2,831$438.7K0.11%−20−0.7%Reduced
Dorsey & Whitney Trust CO LLC2,839$437.5K0.02%+268+10.4%Added
SC&H Financial Advisors, Inc.2,824$435.2K0.07%00.0%Unchanged
Beaird Harris Wealth Management, LLC2,813$433.5K0.03%−39−1.4%Reduced
Portside Wealth Group, LLC2,809$432.9K0.06%+91+3.3%Added
Moody National Bank Trust Division2,781$428.6K0.04%−13−0.5%Reduced
Horizon Investment Services, LLC2,775$427.7K0.19%−130−4.5%Reduced
StoneX Group Inc.2,756$424.7K0.02%−295−9.7%Reduced
Personal Cfo Solutions, LLC2,753$424.3K0.08%−59−2.1%Reduced
Grimes & Company, Inc.2,746$423.2K0.01%+18+0.7%Added
Quadrant Capital Group LLC2,706$417.0K0.02%−10.0%Reduced
United Capital Financial Advisers, LLC2,706$417.0K0.00%+224+9.0%Added
Beacon Pointe Advisors, LLC2,682$413.3K0.00%−283−9.5%Reduced
MGB Wealth Management, LLC2,697$412.1K0.14%00.0%Unchanged
BLB&B Advisors, LLC2,671$411.6K0.02%00.0%Unchanged
Bryn Mawr Trust Co2,608$401.9K0.01%+320+14.0%Added
Simplex Trading, LLC2,590$399.0K0.01%−3,725−59.0%Reduced
Walker Asset Management, LLC2,577$397.1K0.23%+15+0.6%Added
Stance Capital LLC2,567$395.6K0.15%+2,567New
Stephens Inc2,545$392.1K0.01%+166+7.0%Added
Portfolio Design Labs, LLC2,539$391.3K0.08%−4,051−61.5%Reduced
Norden Group LLC2,526$389.4K0.04%+140+5.9%Added
Strategy Asset Managers LLC2,503$385.7K0.07%−10−0.4%Reduced
MQS Management LLC2,478$381.9K0.21%+2,478New
Aster Capital Management (DIFC) Ltd2,472$381.0K0.09%−7,220−74.5%Reduced
Ascent Group, LLC2,465$379.9K0.01%−2,494−50.3%Reduced
Warren Averett Asset Management, LLC2,454$378.2K0.00%+26+1.1%Added
Everett Harris & Co2,422$373.3K0.00%00.0%Unchanged
NewEdge Wealth, LLC2,281$371.2K0.01%+519+29.5%Added
Ballentine Partners, LLC2,400$369.9K0.01%+391+19.5%Added
R Squared Ltd2,387$367.9K0.20%+2,387New
Whittier Trust Co of Nevada Inc2,375$366.0K0.01%+4+0.2%Added
Adviser Investments LLC2,370$365.2K0.00%00.0%Unchanged
CIBC Private Wealth Group, LLC2,362$364.0K0.00%+658+38.6%Added
Level Four Advisory Services, LLC2,337$360.2K0.01%+803+52.3%Added
Snowden Capital Advisors LLC2,334$359.7K0.01%−95−3.9%Reduced
Equitable Trust Co2,326$358.5K0.02%−260−10.1%Reduced
Patten Group, Inc.2,307$355.5K0.08%+645+38.8%Added
CWA Asset Management Group, LLC2,230$343.7K0.01%−26−1.2%Reduced
BNP Paribas2,230$343.7K0.01%−133−5.6%Reduced
Fulton Breakefield Broenniman LLC2,227$343.2K0.02%−683−23.5%Reduced
Siemens Fonds Invest GmbH2,211$340.7K0.02%+416+23.2%Added
Quarry LP2,207$340.1K0.08%+2,207New
CMG Global Holdings, LLC2,175$336.4K0.18%00.0%Unchanged
TruWealth Advisors, LLC2,183$336.4K0.02%00.0%Unchanged
Oak Asset Management, LLC2,175$335.2K0.12%−735−25.3%Reduced
Alpha Omega Wealth Management LLC2,162$333.2K0.06%00.0%Unchanged
Stock Yards Bank & Trust Co2,120$326.7K0.01%−295−12.2%Reduced
GAMMA Investing LLC2,118$326.4K0.02%+293+16.1%Added
Independent Wealth Network Inc.2,110$325.2K0.12%+90+4.5%Added
IFP Advisors, Inc2,086$324.7K0.01%+65+3.2%Added
Argent Trust Co2,106$324.6K0.01%−58−2.7%Reduced
IHT Wealth Management, LLC2,095$322.9K0.01%−30−1.4%Reduced
Gleason Group, Inc.2,087$321.6K0.03%+12+0.6%Added
PFG Investments, LLC2,085$321.3K0.02%−449−17.7%Reduced
Sagespring Wealth Partners, LLC2,032$313.2K0.01%+2,032New
Summit Financial, LLC2,032$313.1K0.01%+93+4.8%Added
Sowell Financial Services LLC1,999$308.1K0.01%+232+13.1%Added
Harbour Capital Advisors, LLC2,010$304.5K0.06%+2,010New
Redmond Asset Management, LLC1,975$304.4K0.07%00.0%Unchanged
Schnieders Capital Management LLC1,975$304.4K0.05%00.0%Unchanged
Wesbanco Bank Inc1,974$304.2K0.01%−42−2.1%Reduced
Pinnacle West Asset Management, Inc.1,975$304.0K0.21%00.0%Unchanged
Blair William & Co1,970$303.7K0.00%+152+8.4%Added
Smith Shellnut Wilson LLC1,968$303.3K0.13%00.0%Unchanged
TownSquare Capital, LLC1,918$295.6K0.03%−16,863−89.8%Reduced
RFG Holdings, Inc.1,913$294.8K0.09%+28+1.5%Added
Sherbrooke Park Advisers LLC1,906$293.7K0.13%−8−0.4%Reduced
Cary Street Partner Investment Advisory LLC1,905$293.5K0.14%+34+1.8%Added
Asset Dedication, LLC1,885$290.5K0.02%00.0%Unchanged
Miracle Mile Advisors, LLC1,882$290.0K0.00%+46+2.5%Added
Almanack Investment Partners, LLC.1,880$289.7K0.05%+344+22.4%Added
Oxford Financial Group Ltd1,877$289.3K0.02%−9−0.5%Reduced
Central Trust Co1,857$286.2K0.01%+26+1.4%Added
EP Wealth Advisors, LLC1,852$285.5K0.00%−441−19.2%Reduced
Journey Strategic Wealth LLC1,845$284.3K0.01%+1,845New
Chilton Capital Management LLC1,824$281.1K0.01%−198−9.8%Reduced
Prudential PLC1,815$279.7K0.00%−2,166−54.4%Reduced
Associated Banc-Corp1,797$276.9K0.01%+1,797New
Scissortail Wealth Management, LLC1,784$274.9K0.07%+4+0.2%Added
Premier Path Wealth Partners, LLC1,750$269.7K0.04%+175+11.1%Added
MBB Public Markets I LLC1,728$266.3K0.03%−380−18.0%Reduced