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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, Q1 2023

Institutional positions in Atmos Energy Corp as of Mar 31, 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
664
+14 vs. Q4 2022
Shares held
130.9M
+1.40M (+1.1%) vs. Q4 2022
Total value
$14.7B
+$250.1M (+1.7%) vs. Q4 2022
New holders
79
269 more added
Sold out
65
199 more reduced

13 institutions that held it in Q4 2022 haven't filed for Q1 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2022: 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 holdersQ1 2023: 664 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 heldQ1 2023: $14.7B
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, Q1 2023

Shares, value and share of portfolio for each institution holding Atmos Energy Corp; share changes are against Q4 2022.

Institutions holding ATO in Q1 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Asset Management One Co.,Ltd.137,028$15.4M0.07%+3,955+3.0%Added
Gradient Investments LLC136,602$15.3M0.42%+134,197+5,579.9%Added
Susquehanna International Group, LLP135,765$15.3M0.02%+42,278+45.2%Added
Stifel Financial Corp134,820$15.1M0.02%−568−0.4%Reduced
Reaves W H & Co Inc134,423$15.1M0.54%−1,569−1.2%Reduced
Lighthouse Investment Partners, LLC122,567$13.8M1.20%+122,567New
Manufacturers Life Insurance Company, The120,785$13.6M0.01%−260−0.2%Reduced
New York State Teachers Retirement System119,525$13.4M0.03%+280.0%Added
Canada Pension Plan Investment Board113,415$12.7M0.02%+108,587+2,249.1%Added
Voya Investment Management LLC112,247$12.6M0.01%+4,595+4.3%Added
Mather Group, LLC.108,066$12.1M0.22%+395+0.4%Added
Magellan Asset Management Ltd107,018$12.0M0.10%+2,131+2.0%Added
Gabelli Funds LLC103,500$11.6M0.09%00.0%Unchanged
Russell Investments Group, Ltd.102,138$11.5M0.02%−112,233−52.4%Reduced
Chevy Chase Trust Holdings, Inc.98,389$11.1M0.04%−7,284−6.9%Reduced
Verition Fund Management LLC92,081$10.3M0.16%−8,504−8.5%Reduced
Cambiar Investors LLC91,882$10.3M0.44%+2,648+3.0%Added
KBC Group NV91,662$10.3M0.04%+77,385+542.0%Added
Yousif Capital Management, LLC91,046$10.2M0.13%−5,773−6.0%Reduced
CBOE Vest Financial, LLC88,168$9.91M1.35%−2,009−2.2%Reduced
Mitsubishi UFJ Trust & Banking Corp82,994$9.33M0.02%−12,292−12.9%Reduced
Guggenheim Capital LLC79,028$8.88M0.08%−3,225−3.9%Reduced
Fuller & Thaler Asset Management, Inc.76,126$8.55M0.05%+8,398+12.4%Added
State of New Jersey Common Pension Fund D74,587$8.38M0.03%−1,927−2.5%Reduced
Natixis Advisors, L.P.74,072$8.32M0.03%+6,531+9.7%Added
Ameriprise Financial Inc70,684$8.09M0.00%+283+0.4%Added
Public Employees Retirement System of Ohio71,967$8.09M0.03%−179−0.2%Reduced
AXA S.A.71,055$7.98M0.03%−7,091−9.1%Reduced
Illinois Municipal Retirement Fund68,225$7.67M0.16%+31,925+87.9%Added
Mn Services Vermogensbeheer B.V.66,700$7.49M0.08%+2,000+3.1%Added
M&T Bank Corp65,742$7.39M0.03%−3,296−4.8%Reduced
Baird Financial Group, Inc.64,933$7.30M0.02%+16,285+33.5%Added
Richard Bernstein Advisors LLC64,769$7.28M0.15%00.0%Unchanged
Toronto Dominion Bank62,981$7.07M0.01%−99−0.2%Reduced
Cinctive Capital Management LP62,818$7.06M0.26%+21,736+52.9%Added
Treasurer of the State of North Carolina62,142$6.98M0.04%+2,230+3.7%Added
State of Michigan Retirement System61,710$6.93M0.05%+1,200+2.0%Added
LPL Financial LLC61,601$6.92M0.01%−5,692−8.5%Reduced
Raymond James Financial Services Advisors, Inc.57,482$6.46M0.01%−12,548−17.9%Reduced
Mattern Capital Management, LLC55,764$6.27M1.11%+1,226+2.2%Added
DekaBank Deutsche Girozentrale55,053$6.13M0.02%−6,435−10.5%Reduced
Korea Investment CORP54,457$6.12M0.02%−19,563−26.4%Reduced
44 Wealth Management LLC54,055$6.07M2.06%+1,310+2.5%Added
Susquehanna Fundamental Investments, LLC53,246$5.98M0.14%−2,610−4.7%Reduced
State of Alaska, Department of Revenue52,433$5.89M0.07%+467+0.9%Added
First National Bank of Omaha52,415$5.89M0.36%−2,130−3.9%Reduced
Teachers Retirement System of the State of Kentucky50,167$5.64M0.06%+36,891+277.9%Added
Avantax Advisory Services, Inc.49,230$5.53M0.07%+2,626+5.6%Added
Churchill Management Corp47,842$5.38M0.11%−1,016−2.1%Reduced
Cambridge Trust Co47,036$5.28M0.25%−235−0.5%Reduced
USS Investment Management Ltd46,382$5.21M0.07%00.0%Unchanged
American International Group, Inc.45,933$5.16M0.03%+1,037+2.3%Added
Nisa Investment Advisors, LLC44,846$5.04M0.04%+1,557+3.6%Added
BCM Advisors, LLC42,829$4.91M1.33%00.0%Unchanged
Jane Street Group, LLC43,270$4.86M0.01%+16,765+63.3%Added
The PNC Financial Services Group, Inc.43,203$4.85M0.00%−6,847−13.7%Reduced
HighTower Advisors, LLC43,038$4.83M0.01%−1,212−2.7%Reduced
Retirement Systems of Alabama42,315$4.75M0.02%−2,500−5.6%Reduced
Ensign Peak Advisors, Inc41,950$4.71M0.01%00.0%Unchanged
Power Corp of Canada42,457$4.64M0.49%+42,457New
Opus Investment Management Inc41,050$4.61M1.67%00.0%Unchanged
Arizona State Retirement System40,964$4.60M0.04%+1,367+3.5%Added
Twinbeech Capital LP40,835$4.59M0.09%+40,835New
Butensky & Cohen Financial Security, Inc40,581$4.56M1.64%−459−1.1%Reduced
Huntington National Bank39,895$4.48M0.04%+17,031+74.5%Added
Amalgamated Bank37,143$4.17M0.04%+1,228+3.4%Added
MetLife Investment Management36,921$4.15M0.03%+794+2.2%Added
Captrust Financial Advisors36,452$4.10M0.02%+565+1.6%Added
Standard Life Aberdeen plc35,967$4.04M0.01%−54−0.1%Reduced
Covalis Capital LLP35,792$4.02M1.14%+35,792New
Van Eck Associates Corp35,760$4.02M0.01%+295+0.8%Added
Banque Pictet & Cie SA35,220$3.96M0.04%−30,548−46.4%Reduced
Walleye Capital LLC34,972$3.93M0.08%+34,972New
Gateway Investment Advisers LLC34,580$3.89M0.05%+9,581+38.3%Added
Texas Yale Capital Corp.33,999$3.82M0.19%+64+0.2%Added
Edgemoor Investment Advisors, Inc.32,870$3.69M0.45%−400−1.2%Reduced
Franklin Resources Inc32,370$3.64M0.00%+3,558+12.3%Added
IFM Investors Pty Ltd32,297$3.63M0.06%+638+2.0%Added
Amarillo National Bank32,243$3.62M0.73%+129+0.4%Added
First Republic Investment Management, Inc.32,038$3.60M0.01%−3,209−9.1%Reduced
CI Private Wealth, LLC31,954$3.59M0.01%+5,973+23.0%Added
Public Sector Pension Investment Board31,650$3.56M0.03%+3,053+10.7%Added
Truist Financial Corp31,578$3.55M0.01%+6,579+26.3%Added
Mutual of America Capital Management LLC30,655$3.44M0.04%+383+1.3%Added
Kinloch Capital, LLC30,251$3.40M1.99%+2,142+7.6%Added
Tredje AP-fonden29,877$3.36M0.05%+1,597+5.6%Added
Qube Research & Technologies Ltd29,475$3.31M0.02%−3,073−9.4%Reduced
DnB Asset Management AS29,008$3.26M0.02%−27,530−48.7%Reduced
Texas Permanent School Fund28,985$3.26M0.03%+9,109+45.8%Added
BNP PARIBAS ASSET MANAGEMENT Holding S.A.28,950$3.25M0.01%+1,083+3.9%Added
Creative Planning28,719$3.23M0.00%+898+3.2%Added
Stratos Wealth Partners, LTD.28,488$3.20M0.09%+1,248+4.6%Added
Panagora Asset Management Inc28,291$3.18M0.02%−6,927−19.7%Reduced
Oppenheimer & Co Inc28,137$3.16M0.07%+2,976+11.8%Added
Worldquant Millennium Advisors LLC27,679$3.11M0.06%00.0%Unchanged
Pring Turner Capital Group Inc27,348$3.07M3.05%+846+3.2%Added
Mirae Asset Global Investments Co., Ltd.27,320$3.07M0.01%−922−3.3%Reduced
Quantbot Technologies LP27,108$3.05M0.22%+3,828+16.4%Added
Empowered Funds, LLC26,955$3.03M0.18%−893−3.2%Reduced
PGGM Investments26,464$2.97M0.05%00.0%Unchanged