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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 2021

Institutional positions in Atmos Energy Corp as of Jun 30, 2021. 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
548
+2 vs. Q1 2021
Shares held
109.2M
+1.51M (+1.4%) vs. Q1 2021
Total value
$10.5B
−$139.6M (−1.3%) vs. Q1 2021
New holders
54
194 more added
Sold out
52
175 more reduced

4 institutions that held it in Q1 2021 haven't filed for Q2 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2021: 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 2021: 548 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 2021: $10.5B
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 2021

Shares, value and share of portfolio for each institution holding Atmos Energy Corp; share changes are against Q1 2021.

Institutions holding ATO in Q2 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Cambiar Investors LLC95,570$9.19M0.30%+7,502+8.5%Added
Royal Bank of Canada93,645$9.00M0.00%−1,100−1.2%Reduced
Commonwealth of Pennsylvania Public School Empls Retrmt Sys86,996$8.36M0.09%+23,998+38.1%Added
Smith Asset Management Group LP82,830$7.96M0.39%00.0%Unchanged
Raymond James & Associates80,073$7.70M0.01%−9,606−10.7%Reduced
Mn Services Vermogensbeheer B.V.93,900$7.61M0.06%+93,900New
Guggenheim Capital LLC76,816$7.38M0.04%+447+0.6%Added
Public Employees Retirement System of Ohio76,773$7.38M0.03%+9,318+13.8%Added
Holocene Advisors, LP76,771$7.38M0.05%+33,607+77.9%Added
Nomura Asset Management Co Ltd74,837$7.19M0.04%+1,928+2.6%Added
Ameriprise Financial Inc73,108$7.01M0.00%+1,507+2.1%Added
Shelton Capital Management72,521$6.97M0.26%+69,301+2,152.2%Added
Candriam Luxembourg S.C.A.71,241$6.85M0.05%−30,798−30.2%Reduced
Coann Capital LLC68,264$6.56M5.04%+22,463+49.0%Added
Raymond James Financial Services Advisors, Inc.67,909$6.53M0.01%+7,376+12.2%Added
Virginia Retirement Systems Et Al67,500$6.49M0.06%−200−0.3%Reduced
Northwest & Ethical Investments L.P.66,412$6.38M0.21%00.0%Unchanged
BNP PARIBAS ASSET MANAGEMENT Holding S.A.66,165$6.36M0.02%+59,285+861.7%Added
State of Alaska, Department of Revenue64,378$6.19M0.06%+4,254+7.1%Added
Standard Life Aberdeen plc61,539$5.92M0.01%−946−1.5%Reduced
Stifel Financial Corp60,811$5.84M0.01%−25,252−29.3%Reduced
State of New Jersey Common Pension Fund D60,142$5.78M0.02%+95+0.2%Added
Toronto Dominion Bank56,956$5.47M0.01%−316−0.6%Reduced
Swedbank AB56,599$5.44M0.01%+48,092+565.3%Added
Thrivent Financial for Lutherans55,019$5.29M0.01%+22,868+71.1%Added
Aviva PLC52,726$5.07M0.02%+10,161+23.9%Added
Voya Investment Management LLC52,131$5.01M0.01%+761+1.5%Added
44 Wealth Management LLC51,248$4.92M1.89%−1,716−3.2%Reduced
Cambridge Trust Co49,806$4.79M0.18%−1,129−2.2%Reduced
Nisa Investment Advisors, LLC48,780$4.69M0.03%−2,800−5.4%Reduced
Mattern Capital Management, LLC48,078$4.62M0.91%+3,718+8.4%Added
Royal London Asset Management Ltd48,076$4.62M0.02%00.0%Unchanged
First National Bank of Omaha46,744$4.62M0.24%00.0%Unchanged
Retirement Systems of Alabama47,800$4.59M0.02%−30.0%Reduced
Natixis Advisors, L.P.47,746$4.59M0.02%+1,750+3.8%Added
State of Michigan Retirement System47,537$4.57M0.03%−3,600−7.0%Reduced
Treasurer of the State of North Carolina46,944$4.51M0.03%−1,580−3.3%Reduced
BCM Advisors, LLC45,449$4.50M1.22%00.0%Unchanged
Acadian Asset Management LLC46,648$4.48M0.02%+1,675+3.7%Added
LPL Financial LLC43,590$4.19M0.00%+4,023+10.2%Added
Teacher Retirement System of Texas40,519$3.89M0.02%−13,508−25.0%Reduced
American International Group, Inc.39,849$3.83M0.02%+412+1.0%Added
CBOE Vest Financial, LLC39,129$3.76M1.42%+10,924+38.7%Added
Shell Asset Management Co39,110$3.76M0.07%−4,316−9.9%Reduced
Comerica Bank37,957$3.74M0.02%+5,348+16.4%Added
Opus Investment Management Inc38,050$3.66M0.55%+4,150+12.2%Added
Jacobs Levy Equity Management, Inc37,379$3.59M0.02%+37,379New
Panagora Asset Management Inc36,774$3.53M0.02%−7,435−16.8%Reduced
Arizona State Retirement System36,224$3.48M0.03%−73−0.2%Reduced
Amalgamated Bank36,105$3.47M0.03%+29,165+420.2%Added
Edgemoor Investment Advisors, Inc.35,515$3.41M0.32%+170.0%Added
Susquehanna International Group, LLP35,411$3.40M0.00%−19,380−35.4%Reduced
USS Investment Management Ltd34,105$3.28M0.03%+4,300+14.4%Added
Texas Yale Capital Corp.33,245$3.19M0.18%+50+0.2%Added
Squarepoint Ops LLC32,971$3.17M0.02%+24,666+297.0%Added
Cubist Systematic Strategies, LLC32,462$3.12M0.04%+18,134+126.6%Added
Gateway Investment Advisers LLC31,394$3.02M0.03%−53−0.2%Reduced
Amarillo National Bank31,322$3.01M0.86%00.0%Unchanged
Citadel Advisors LLC31,160$3.00M0.00%+31,160New
Pensionfund DSM Netherlands31,000$2.98M0.38%00.0%Unchanged
Redpoint Investment Management Pty Ltd30,410$2.92M0.24%−15,411−33.6%Reduced
Banque Cantonale Vaudoise29,997$2.88M0.13%−2,656−8.1%Reduced
Envestnet Asset Management Inc29,873$2.87M0.00%−2,466−7.6%Reduced
MetLife Investment Management29,871$2.87M0.03%−254−0.8%Reduced
Stephens Inc29,488$2.83M0.04%+1,343+4.8%Added
Korea Investment CORP29,200$2.81M0.01%−3,900−11.8%Reduced
TRH Financial, LLC29,057$2.79M1.21%+23,951+469.1%Added
Ameritas Investment Partners, Inc.27,838$2.67M0.10%+1,059+4.0%Added
Seeyond27,151$2.61M0.24%−661−2.4%Reduced
Mutual of America Capital Management LLC26,860$2.58M0.03%+636+2.4%Added
Utah Retirement Systems24,506$2.35M0.03%+100+0.4%Added
Employees Retirement System of Texas24,409$2.35M0.03%00.0%Unchanged
Whittier Trust Co24,390$2.34M0.04%−1,390−5.4%Reduced
The PNC Financial Services Group, Inc.24,191$2.33M0.00%−2,570−9.6%Reduced
Creative Planning24,151$2.32M0.00%−3,494−12.6%Reduced
Gulf International Bank (UK) Ltd23,956$2.30M0.03%+23,956New
Optimal Asset Management, Inc.23,869$2.29M0.27%00.0%Unchanged
British Columbia Investment Management Corp23,675$2.27M0.01%+3,125+15.2%Added
Kinloch Capital, LLC23,412$2.25M1.62%+394+1.7%Added
State of Tennessee, Treasury Department23,275$2.24M0.01%+487+2.1%Added
DnB Asset Management AS23,220$2.23M0.01%−7,088−23.4%Reduced
Folger Nolan Fleming Douglas Capital Management, Inc22,902$2.20M0.25%+1,410+6.6%Added
Texas Permanent School Fund21,708$2.09M0.02%+307+1.4%Added
Hexavest Inc.21,650$2.08M0.10%−2,954−12.0%Reduced
Hancock Whitney Corp21,520$2.07M0.07%−2,085−8.8%Reduced
Oppenheimer & Co Inc21,444$2.06M0.04%−5,035−19.0%Reduced
Advisor Group Holdings, Inc.20,729$1.99M0.00%−2,442−10.5%Reduced
Van Eck Associates Corp20,667$1.99M0.00%+1,946+10.4%Added
Mackay Shields LLC20,603$1.98M0.02%−710−3.3%Reduced
Zurcher Kantonalbank (Zurich Cantonalbank)20,161$1.94M0.01%00.0%Unchanged
Trust Co of Vermont20,135$1.94M0.13%−465−2.3%Reduced
Pensionfund Sabic20,000$1.92M0.41%00.0%Unchanged
Varma Mutual Pension Insurance Co20,001$1.92M0.03%00.0%Unchanged
Bank of Nova Scotia19,954$1.92M0.00%−9,578−32.4%Reduced
Johnson Investment Counsel Inc19,430$1.87M0.03%00.0%Unchanged
Moody National Bank Trust Division19,346$1.86M0.04%−85−0.4%Reduced
Commonwealth Equity Services, LLC18,970$1.82M0.00%+1,418+8.1%Added
HighTower Advisors, LLC18,397$1.77M0.01%−26−0.1%Reduced
Storebrand Asset Management AS18,143$1.74M0.01%−2,588−12.5%Reduced
KBC Group NV17,484$1.68M0.01%+3,774+27.5%Added