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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, Q3 2023

Institutional positions in Atmos Energy Corp as of Sep 30, 2023. 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
669
+5 vs. Q2 2023
Shares held
135.8M
+1.29M (+1.0%) vs. Q2 2023
Total value
$14.4B
−$1.24B (−7.9%) vs. Q2 2023
New holders
70
262 more added
Sold out
65
219 more reduced

8 institutions that held it in Q2 2023 haven't filed for Q3 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2023: 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 2023: 669 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 2023: $14.4B
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 2023

Shares, value and share of portfolio for each institution holding Atmos Energy Corp; share changes are against Q2 2023.

Institutions holding ATO in Q3 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Adage Capital Partners GP, L.L.C.147,604$15.6M0.04%−83,900−36.2%Reduced
Reaves W H & Co Inc147,568$15.6M0.62%−3,359−2.2%Reduced
Maryland State Retirement & Pension System134,430$14.2M0.33%−29,415−18.0%Reduced
Asset Management One Co.,Ltd.134,158$14.2M0.06%+1,385+1.0%Added
Prudential Financial Inc133,577$14.1M0.02%−849−0.6%Reduced
Stifel Financial Corp132,104$14.0M0.02%−2,381−1.8%Reduced
Millennium Management LLC126,125$13.4M0.01%+63,360+100.9%Added
Magellan Asset Management Ltd121,212$12.8M0.14%+8,038+7.1%Added
New York State Teachers Retirement System119,377$12.6M0.03%−654−0.5%Reduced
Abn Amro Investment Solutions116,413$12.3M0.24%−48,000−29.2%Reduced
KBC Group NV114,145$12.1M0.05%+10,761+10.4%Added
Ensign Peak Advisors, Inc113,986$12.1M0.03%+11,581+11.3%Added
Manufacturers Life Insurance Company, The111,709$11.8M0.01%−4,154−3.6%Reduced
Ameriprise Financial Inc108,986$11.5M0.00%+42,407+63.7%Added
Mather Group, LLC.108,980$11.5M0.21%+1,576+1.5%Added
Gabelli Funds LLC102,500$10.9M0.09%−500−0.5%Reduced
Korea Investment CORP101,647$10.8M0.03%−113,003−52.6%Reduced
Cambiar Investors LLC101,340$10.7M0.46%+2,511+2.5%Added
Chevy Chase Trust Holdings, Inc.98,138$10.4M0.04%+188+0.2%Added
Mitsubishi UFJ Trust & Banking Corp97,452$10.3M0.03%+11,971+14.0%Added
Baird Financial Group, Inc.92,651$9.81M0.03%+7,401+8.7%Added
MUFG Securities EMEA plc90,637$9.60M1.03%−96,203−51.5%Reduced
Yousif Capital Management, LLC89,489$9.48M0.12%−58−0.1%Reduced
Caisse de Depot Et Placement du Quebec87,275$9.25M0.03%−5,992−6.4%Reduced
Russell Investments Group, Ltd.82,781$8.77M0.02%+6,832+9.0%Added
State of Michigan Retirement System81,210$8.60M0.06%−9,000−10.0%Reduced
Qube Research & Technologies Ltd81,176$8.60M0.03%+81,176New
Natixis Advisors, L.P.80,131$8.49M0.03%+932+1.2%Added
Illinois Municipal Retirement Fund78,171$8.28M0.15%−33,305−29.9%Reduced
Treasurer of the State of North Carolina77,913$8.25M0.04%+12,921+19.9%Added
AXA S.A.77,503$8.21M0.03%−1,508−1.9%Reduced
Jane Street Group, LLC77,321$8.19M0.01%+17,660+29.6%Added
Raymond James Financial Services Advisors, Inc.73,528$7.79M0.01%+13,805+23.1%Added
Twinbeech Capital LP71,971$7.62M0.15%+71,971New
Toronto Dominion Bank71,349$7.56M0.01%+9,867+16.0%Added
State of Tennessee, Treasury Department71,206$7.54M0.03%+51,024+252.8%Added
LPL Financial LLC69,663$7.38M0.01%+450+0.7%Added
Mn Services Vermogensbeheer B.V.68,800$7.29M0.07%00.0%Unchanged
State of New Jersey Common Pension Fund D65,848$6.98M0.03%−8,739−11.7%Reduced
M&T Bank Corp64,311$6.81M0.03%−3,133−4.6%Reduced
Fuller & Thaler Asset Management, Inc.63,292$6.70M0.04%−4,259−6.3%Reduced
Voya Investment Management LLC62,208$6.59M0.01%−513−0.8%Reduced
Ontario Teachers Pension Plan Board61,614$6.53M0.07%−21,128−25.5%Reduced
Public Employees Retirement System of Ohio60,421$6.40M0.03%−6,068−9.1%Reduced
Nisa Investment Advisors, LLC60,297$6.39M0.05%+4,996+9.0%Added
Mattern Capital Management, LLC60,043$6.36M1.03%+2,582+4.5%Added
HighTower Advisors, LLC59,663$6.34M0.01%+2,708+4.8%Added
Cresset Asset Management, LLC59,616$6.32M0.04%+3,821+6.8%Added
Franklin Resources Inc58,629$6.21M0.00%−28,668−32.8%Reduced
Robeco Institutional Asset Management B.V.55,081$5.83M0.02%+12,529+29.4%Added
Avantax Advisory Services, Inc.50,654$5.37M0.06%+814+1.6%Added
USS Investment Management Ltd48,066$5.09M0.06%+1,684+3.6%Added
Guggenheim Capital LLC47,388$5.02M0.04%−46,922−49.8%Reduced
DekaBank Deutsche Girozentrale47,244$5.00M0.01%−1,568−3.2%Reduced
Comerica Bank46,653$4.94M0.03%+46,653New
Cambridge Trust Co46,329$4.91M0.23%+253+0.5%Added
IFM Investors Pty Ltd46,242$4.90M0.06%+1,284+2.9%Added
Lazard Asset Management LLC45,747$4.84M0.01%+22,991+101.0%Added
BCM Advisors, LLC42,829$4.68M1.39%00.0%Unchanged
The PNC Financial Services Group, Inc.43,927$4.65M0.00%−50.0%Reduced
Verition Fund Management LLC43,210$4.58M0.06%−67,937−61.1%Reduced
Aquatic Capital Management LLC43,100$4.57M0.19%+43,100New
Churchill Management Corp42,716$4.52M0.08%−1,920−4.3%Reduced
Power Corp of Canada42,457$4.50M0.28%00.0%Unchanged
Standard Life Aberdeen plc41,542$4.40M0.01%−10,111−19.6%Reduced
Captrust Financial Advisors39,957$4.23M0.02%+3,224+8.8%Added
American International Group, Inc.39,897$4.23M0.03%−6,637−14.3%Reduced
Butensky & Cohen Financial Security, Inc39,884$4.22M1.53%+982+2.5%Added
Advisor Group Holdings, Inc.39,413$4.18M0.01%+12,948+48.9%Added
Arizona State Retirement System39,420$4.18M0.04%−110.0%Reduced
Amalgamated Bank39,357$4.17M0.04%+3,843+10.8%Added
Dai-Ichi Life Insurance Company, Ltd39,331$4.17M0.09%+39,331New
First National Bank of Omaha37,534$3.98M0.26%−21,743−36.7%Reduced
National Bank of Canada37,863$3.89M0.01%+7,668+25.4%Added
MetLife Investment Management36,633$3.88M0.03%−30−0.1%Reduced
Truist Financial Corp36,605$3.88M0.01%+7,302+24.9%Added
Van Eck Associates Corp36,481$3.86M0.01%−1,141−3.0%Reduced
Mackenzie Financial Corp35,886$3.74M0.01%+18,262+103.6%Added
Gateway Investment Advisers LLC34,522$3.66M0.05%−80.0%Reduced
Texas Yale Capital Corp.34,304$3.63M0.16%+59+0.2%Added
Public Sector Pension Investment Board34,102$3.61M0.03%+2,367+7.5%Added
Citadel Advisors LLC33,961$3.60M0.00%−14,882−30.5%Reduced
Retirement Systems of Alabama33,568$3.56M0.02%+729+2.2%Added
Oppenheimer & Co Inc32,355$3.43M0.07%+2,879+9.8%Added
Amarillo National Bank31,977$3.39M0.71%−266−0.8%Reduced
Mutual of America Capital Management LLC31,616$3.35M0.04%+32+0.1%Added
PGGM Investments31,153$3.30M0.06%+4,689+17.7%Added
Creative Planning31,027$3.29M0.00%+1,119+3.7%Added
Texas Permanent School Fund30,678$3.25M0.03%+1,049+3.5%Added
Edgemoor Investment Advisors, Inc.30,508$3.23M0.38%−693−2.2%Reduced
DnB Asset Management AS30,027$3.18M0.02%−397−1.3%Reduced
State of Alaska, Department of Revenue29,889$3.17M0.04%−165−0.5%Reduced
Kinloch Capital, LLC29,762$3.15M1.97%−128−0.4%Reduced
Stratos Wealth Partners, LTD.28,747$3.05M0.07%+1,761+6.5%Added
Empowered Funds, LLC28,593$3.03M0.09%+175+0.6%Added
CI Private Wealth, LLC28,309$3.00M0.01%−5,722−16.8%Reduced
Ethic Inc.27,767$2.94M0.10%+1,605+6.1%Added
Citizens Financial Group Inc27,711$2.94M0.12%+27,711New
Pring Turner Capital Group Inc27,635$2.93M2.45%+648+2.4%Added
Achmea Investment Management B.V.27,470$2.91M0.06%+158+0.6%Added