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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
Butensky & Cohen Financial Security, Inc40,581$4.56M1.64%−459−1.1%Reduced
Twinbeech Capital LP40,835$4.59M0.09%+40,835New
Arizona State Retirement System40,964$4.60M0.04%+1,367+3.5%Added
Opus Investment Management Inc41,050$4.61M1.67%00.0%Unchanged
Power Corp of Canada42,457$4.64M0.49%+42,457New
Ensign Peak Advisors, Inc41,950$4.71M0.01%00.0%Unchanged
Retirement Systems of Alabama42,315$4.75M0.02%−2,500−5.6%Reduced
HighTower Advisors, LLC43,038$4.83M0.01%−1,212−2.7%Reduced
The PNC Financial Services Group, Inc.43,203$4.85M0.00%−6,847−13.7%Reduced
Jane Street Group, LLC43,270$4.86M0.01%+16,765+63.3%Added
BCM Advisors, LLC42,829$4.91M1.33%00.0%Unchanged
Nisa Investment Advisors, LLC44,846$5.04M0.04%+1,557+3.6%Added
American International Group, Inc.45,933$5.16M0.03%+1,037+2.3%Added
USS Investment Management Ltd46,382$5.21M0.07%00.0%Unchanged
Cambridge Trust Co47,036$5.28M0.25%−235−0.5%Reduced
Churchill Management Corp47,842$5.38M0.11%−1,016−2.1%Reduced
Avantax Advisory Services, Inc.49,230$5.53M0.07%+2,626+5.6%Added
Teachers Retirement System of the State of Kentucky50,167$5.64M0.06%+36,891+277.9%Added
First National Bank of Omaha52,415$5.89M0.36%−2,130−3.9%Reduced
State of Alaska, Department of Revenue52,433$5.89M0.07%+467+0.9%Added
Susquehanna Fundamental Investments, LLC53,246$5.98M0.14%−2,610−4.7%Reduced
44 Wealth Management LLC54,055$6.07M2.06%+1,310+2.5%Added
Korea Investment CORP54,457$6.12M0.02%−19,563−26.4%Reduced
DekaBank Deutsche Girozentrale55,053$6.13M0.02%−6,435−10.5%Reduced
Mattern Capital Management, LLC55,764$6.27M1.11%+1,226+2.2%Added
Raymond James Financial Services Advisors, Inc.57,482$6.46M0.01%−12,548−17.9%Reduced
LPL Financial LLC61,601$6.92M0.01%−5,692−8.5%Reduced
State of Michigan Retirement System61,710$6.93M0.05%+1,200+2.0%Added
Treasurer of the State of North Carolina62,142$6.98M0.04%+2,230+3.7%Added
Cinctive Capital Management LP62,818$7.06M0.26%+21,736+52.9%Added
Toronto Dominion Bank62,981$7.07M0.01%−99−0.2%Reduced
Richard Bernstein Advisors LLC64,769$7.28M0.15%00.0%Unchanged
Baird Financial Group, Inc.64,933$7.30M0.02%+16,285+33.5%Added
M&T Bank Corp65,742$7.39M0.03%−3,296−4.8%Reduced
Mn Services Vermogensbeheer B.V.66,700$7.49M0.08%+2,000+3.1%Added
Illinois Municipal Retirement Fund68,225$7.67M0.16%+31,925+87.9%Added
AXA S.A.71,055$7.98M0.03%−7,091−9.1%Reduced
Public Employees Retirement System of Ohio71,967$8.09M0.03%−179−0.2%Reduced
Ameriprise Financial Inc70,684$8.09M0.00%+283+0.4%Added
Natixis Advisors, L.P.74,072$8.32M0.03%+6,531+9.7%Added
State of New Jersey Common Pension Fund D74,587$8.38M0.03%−1,927−2.5%Reduced
Fuller & Thaler Asset Management, Inc.76,126$8.55M0.05%+8,398+12.4%Added
Guggenheim Capital LLC79,028$8.88M0.08%−3,225−3.9%Reduced
Mitsubishi UFJ Trust & Banking Corp82,994$9.33M0.02%−12,292−12.9%Reduced
CBOE Vest Financial, LLC88,168$9.91M1.35%−2,009−2.2%Reduced
Yousif Capital Management, LLC91,046$10.2M0.13%−5,773−6.0%Reduced
KBC Group NV91,662$10.3M0.04%+77,385+542.0%Added
Cambiar Investors LLC91,882$10.3M0.44%+2,648+3.0%Added
Verition Fund Management LLC92,081$10.3M0.16%−8,504−8.5%Reduced
Chevy Chase Trust Holdings, Inc.98,389$11.1M0.04%−7,284−6.9%Reduced
Russell Investments Group, Ltd.102,138$11.5M0.02%−112,233−52.4%Reduced
Gabelli Funds LLC103,500$11.6M0.09%00.0%Unchanged
Magellan Asset Management Ltd107,018$12.0M0.10%+2,131+2.0%Added
Mather Group, LLC.108,066$12.1M0.22%+395+0.4%Added
Voya Investment Management LLC112,247$12.6M0.01%+4,595+4.3%Added
Canada Pension Plan Investment Board113,415$12.7M0.02%+108,587+2,249.1%Added
New York State Teachers Retirement System119,525$13.4M0.03%+280.0%Added
Manufacturers Life Insurance Company, The120,785$13.6M0.01%−260−0.2%Reduced
Lighthouse Investment Partners, LLC122,567$13.8M1.20%+122,567New
Reaves W H & Co Inc134,423$15.1M0.54%−1,569−1.2%Reduced
Stifel Financial Corp134,820$15.1M0.02%−568−0.4%Reduced
Susquehanna International Group, LLP135,765$15.3M0.02%+42,278+45.2%Added
Gradient Investments LLC136,602$15.3M0.42%+134,197+5,579.9%Added
Asset Management One Co.,Ltd.137,028$15.4M0.07%+3,955+3.0%Added
Adage Capital Partners GP, L.L.C.143,304$16.1M0.04%+35,656+33.1%Added
D. E. Shaw & Co., Inc.154,402$17.3M0.03%+93,600+153.9%Added
State Board of Administration of Florida Retirement System155,461$17.5M0.04%−1,150−0.7%Reduced
Cramer Rosenthal McGlynn LLC155,505$17.5M0.79%−7,334−4.5%Reduced
Maryland State Retirement & Pension System157,890$17.7M0.40%+113,209+253.4%Added
Great West Life Assurance Co159,599$18.0M0.04%+18,084+12.8%Added
Prudential Financial Inc162,184$18.2M0.03%+6,795+4.4%Added
Alberta Investment Management Corp163,350$18.4M0.18%−15,245−8.5%Reduced
State of Wisconsin Investment Board163,356$18.4M0.05%+9,713+6.3%Added
Barclays PLC171,617$19.3M0.02%−62,123−26.6%Reduced
Bank of Montreal173,749$19.5M0.01%−11,489−6.2%Reduced
Macquarie Group Ltd174,621$19.6M0.02%−15,577−8.2%Reduced
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.177,214$19.9M0.05%+5,086+3.0%Added
Allspring Global Investments Holdings, LLC177,227$19.9M0.03%−28,171−13.7%Reduced
Man Group plc–$20.3M0.07%––
Royal London Asset Management Ltd180,698$20.3M0.08%+3,387+1.9%Added
Envestnet Asset Management Inc183,821$20.7M0.01%+5,582+3.1%Added
Public Employees Retirement Association of Colorado185,063$20.8M0.11%00.0%Unchanged
Neuberger Berman Group LLC187,492$21.1M0.02%−5,628−2.9%Reduced
Tortoise Index Solutions, LLC187,670$21.1M4.02%−10,695−5.4%Reduced
Alliancebernstein L.P.188,264$21.2M0.01%−170.0%Reduced
Abn Amro Investment Solutions198,413$22.3M0.46%+198,413New
Victory Capital Management Inc201,897$22.7M0.03%−12,324−5.8%Reduced
Moran Wealth Management, LLC203,997$22.9M0.87%+7,108+3.6%Added
National Pension Service205,641$23.0M0.04%+7,710+3.9%Added
Nomura Asset Management Co Ltd207,321$23.3M0.12%+26,245+14.5%Added
T. Rowe Price Investment Management, Inc.215,361$24.2M0.02%+14,969+7.5%Added
Principal Financial Group Inc217,100$24.4M0.02%+11,399+5.5%Added
New York State Common Retirement Fund218,776$24.6M0.03%−2,100−1.0%Reduced
Hennessy Advisors Inc221,086$24.8M1.83%−6,800−3.0%Reduced
AQR Capital Management LLC222,678$24.9M0.05%−7,792−3.4%Reduced
Nilsine Partners, LLC227,025$25.5M4.00%+227,025New
Intech Investment Management LLC227,216$25.5M0.21%−107,020−32.0%Reduced
Boston Trust Walden Corp230,642$25.9M0.22%+3,577+1.6%Added
UBS Group AG237,843$26.7M0.01%+65,783+38.2%Added
Commonwealth of Pennsylvania Public School Empls Retrmt Sys241,364$27.1M0.23%−1,992−0.8%Reduced