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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 2026

Institutional positions in Atmos Energy Corp as of Jun 30, 2026. 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
1,044
+36 vs. Q1 2026
Shares held
162.7M
+2.70M (+1.7%) vs. Q1 2026
Total value
$28.0B
−$1.52B (−5.1%) vs. Q1 2026
New holders
132
416 more added
Sold out
96
344 more reduced

12 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2026: 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 2026: 1,044 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 2026: $28.0B
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 2026

Shares, value and share of portfolio for each institution holding Atmos Energy Corp; share changes are against Q1 2026.

Institutions holding ATO in Q2 2026
InstitutionSharesValue% of portfolioChange in sharesAction
Revolve Wealth Partners, LLC3,962$682.5K0.07%+3,962New
Capital Innovations LLC3,975$685.0K0.18%00.0%Unchanged
Metis Global Partners, LLC3,991$687.5K0.02%−4,494−53.0%Reduced
ORG Wealth Partners, LLC4,030$694.2K0.10%−1,318−24.6%Reduced
LMR Partners LLP4,037$695.5K0.01%+4,037New
Bull Harbor Capital LLC4,047$697.2K0.14%+2,411+147.4%Added
Krilogy Financial LLC4,049$697.5K0.02%+4,049New
Meiji Yasuda Asset Management Co Ltd.4,067$700.6K0.03%+200+5.2%Added
Diversified Trust Co4,085$703.7K0.01%+7+0.2%Added
Fulcrum Capital LLC4,100$706.3K0.14%00.0%Unchanged
Tectonic Advisors LLC4,147$714.3K0.03%+149+3.7%Added
Wahed Invest LLC4,154$715.6K0.07%+113+2.8%Added
Old Port Advisors4,157$716.1K0.14%−248−5.6%Reduced
GAMMA Investing LLC4,172$718.7K0.03%+409+10.9%Added
Beacon Pointe Advisors, LLC4,181$720.2K0.00%−6,844−62.1%Reduced
Portside Wealth Group, LLC4,184$720.8K0.08%+2,126+103.3%Added
Kentucky Retirement Systems Insurance Trust Fund4,193$722.3K0.04%+28+0.7%Added
Vontobel Holding Ltd.4,218$726.6K0.00%+124+3.0%Added
Baader Bank INC4,250$732.1K0.06%00.0%Unchanged
Steward Partners Investment Advisory, LLC4,278$737.0K0.00%−1,895−30.7%Reduced
Meeder Advisory Services, Inc.4,283$737.8K0.03%−78−1.8%Reduced
Jamison Private Wealth Management, Inc.4,346$748.8K0.08%+173+4.1%Added
Cornerstone Wealth Management, LLC4,352$749.8K0.03%+21+0.5%Added
Ascent Group, LLC4,369$752.6K0.02%−142−3.1%Reduced
Brighton Jones LLC4,420$761.5K0.01%+1,677+61.1%Added
Alliance Wealth Advisors, LLC4,450$766.6K0.14%+4,450New
Taylor Financial Group, Inc.4,455$767.5K0.42%−10−0.2%Reduced
First Dallas Securities Inc.4,465$769.2K0.25%+3+0.1%Added
Northwestern Mutual Wealth Management Co4,477$771.2K0.00%−866−16.2%Reduced
GDS Wealth Management4,507$776.4K0.04%00.0%Unchanged
Securian Asset Management, Inc4,388$779.7K0.03%−100−2.2%Reduced
West Family Investments, Inc.4,629$797.4K0.23%+4,629New
Alpine Global Management, LLC4,654$801.7K0.13%+4,654New
Creative Financial Designs Inc4,725$814.0K0.04%+545+13.0%Added
North Dakota State Investment Board4,759$819.8K0.03%+133+2.9%Added
Atlantic Trust, LLC4,762$820.3K0.11%+12+0.3%Added
Gateway Wealth Partners, LLC4,766$821.0K0.05%−900−15.9%Reduced
Waddell & Associates, LLC4,769$821.6K0.04%+2,803+142.6%Added
Mount Yale Investment Advisors, LLC4,837$833.3K0.02%+1,947+67.4%Added
Qtron Investments LLC4,850$835.5K0.11%−1,278−20.9%Reduced
Tyche Wealth Partners LLC4,959$854.3K0.12%−4,400−47.0%Reduced
Sterling Capital Management LLC4,962$854.8K0.01%−427−7.9%Reduced
Empirical Finance, LLC4,970$856.2K0.04%+202+4.2%Added
Allworth Financial LP4,975$857.0K0.00%+2,236+81.6%Added
Calton & Associates, Inc.5,022$865.2K0.13%+5,022New
MUFG Securities Americas Inc.5,028$866.2K0.04%+450+9.8%Added
Braun Stacey Associates Inc5,057$871.2K0.02%00.0%Unchanged
Tiaa-Cref Individual & Institutional Services, LLC5,069$873.2K0.00%−13−0.3%Reduced
Coldstream Capital Management Inc5,071$873.6K0.01%+717+16.5%Added
De Burlo Group Inc5,135$884.6K0.16%00.0%Unchanged
Bokf, NA5,163$889.4K0.01%+32+0.6%Added
Profund Advisors LLC5,226$900.3K0.02%−419−7.4%Reduced
Summit Global Investments5,255$905.0K0.05%−4,806−47.8%Reduced
Altus Wealth Group LLC5,261$906.3K0.33%−6−0.1%Reduced
Northwestern Mutual Investment Management Company, LLC5,352$922.0K0.01%+58+1.1%Added
Bath Savings Trust Co5,365$924.2K0.10%00.0%Unchanged
SageGuard Financial Group, LLC5,387$928.0K0.13%+30+0.6%Added
Targeted Financial Services LLC5,400$930.1K0.69%+379+7.5%Added
United Capital Financial Advisers, LLC5,479$943.9K0.01%−337−5.8%Reduced
SS&H Financial Advisors, Inc.5,500$947.0K0.24%+5,500New
Horizon Investments, LLC5,575$960.4K0.01%+75+1.4%Added
Jump Financial, LLC5,726$986.4K0.01%+5,726New
Tema ETFs LLC5,752$990.9K0.03%+435+8.2%Added
Bank Julius Baer & Co. Ltd, Zurich5,700$992.1K0.00%+555+10.8%Added
Inspire Advisors, LLC6,006$1.04M0.07%+1,919+47.0%Added
SBI Okasan Asset Management Co.Ltd.5,962$1.04M0.03%−3,932−39.7%Reduced
Kingsview Wealth Management, LLC6,134$1.06M0.01%+798+15.0%Added
Coastal Bridge Advisors, LLC6,210$1.07M0.07%−878−12.4%Reduced
Johnson Investment Counsel Inc6,221$1.07M0.01%−8,276−57.1%Reduced
Independence Bank of Kentucky6,249$1.08M0.12%−25−0.4%Reduced
Buckingham Strategic Partners6,273$1.08M0.01%+4,014+177.7%Added
Fieldview Capital Management, LLC6,290$1.08M0.31%+6,290New
Parallel Advisors, LLC6,329$1.09M0.02%−460−6.8%Reduced
Sivia Capital Partners, LLC6,351$1.09M0.13%+3,926+161.9%Added
Gallo Partners, LP6,432$1.11M2.46%−4,239−39.7%Reduced
New Age Alpha Advisors, LLC6,479$1.12M0.05%+882+15.8%Added
LS Investment Advisors, LLC6,525$1.12M0.15%+6,525New
MUFG Securities EMEA plc6,533$1.13M0.01%−249−3.7%Reduced
Independent Advisor Alliance6,579$1.13M0.03%−109−1.6%Reduced
Silver Lake Advisory, LLC6,613$1.14M0.41%+39+0.6%Added
Teacher Retirement System of Texas6,642$1.14M0.00%+4,237+176.2%Added
Jmac Enterprises LLC6,700$1.15M0.19%+400+6.3%Added
Little House Capital LLC6,707$1.16M0.26%+49+0.7%Added
Jefferies Financial Group Inc.6,741$1.16M0.01%+6,741New
Goelzer Investment Management, Inc.6,742$1.16M0.05%+5+0.1%Added
Warren Averett Asset Management, LLC6,749$1.16M0.01%+1,581+30.6%Added
111 Capital6,809$1.17M0.20%+6,809New
Fisher Asset Management, LLC6,837$1.18M0.00%−1,337−16.4%Reduced
Prosperity Consulting Group, LLC6,849$1.18M0.04%+5,133+299.1%Added
Brevan Howard Capital Management LP6,916$1.19M0.02%−1,122−14.0%Reduced
Procyon Private Wealth Partners, LLC6,944$1.20M0.05%−119−1.7%Reduced
Spirit of America Management Corp6,950$1.20M0.23%+1,350+24.1%Added
Swedbank AB6,956$1.20M0.00%−35,199−83.5%Reduced
Cantor Fitzgerald Investment Adviser L.P.7,034$1.21M0.08%+195+2.9%Added
Lombard Odier Asset Management (Switzerland) SA7,100$1.22M0.04%+4,600+184.0%Added
Pinnacle Financial Partners, Inc.7,176$1.24M0.01%+65+0.9%Added
Callan Family Office, LLC7,185$1.24M0.02%−1,782−19.9%Reduced
Acadian Asset Management LLC7,212$1.24M0.00%+7,212New
Kestra Advisory Services, LLC7,225$1.24M0.00%−9,500−56.8%Reduced
Community Financial Services Group, LLC7,311$1.27M0.18%+29+0.4%Added