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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 2021

Institutional positions in Atmos Energy Corp as of Mar 31, 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
550
No complete 13F data for Q4 2020
Shares held
108.2M
No complete 13F data for Q4 2020
Total value
$10.7B
No complete 13F data for Q4 2020

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 2021: 550 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 2021: $10.7B
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 2021

Shares, value and share of portfolio for each institution holding Atmos Energy Corp.

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.

Institutions holding ATO in Q1 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Gabelli Funds LLC105,800$10.5M0.07%––
Victory Capital Management Inc104,948$10.4M0.01%––
BNP Paribas Arbitrage, SA103,383$10.2M0.02%––
Mather Group, LLC.101,108$9.99M0.28%––
Royal Bank of Canada94,745$9.37M0.00%––
Candriam Luxembourg S.C.A.102,039$9.35M0.08%––
UBS Group AG93,960$9.29M0.00%––
Raymond James & Associates89,679$8.87M0.01%––
Cambiar Investors LLC88,068$8.71M0.30%––
Stifel Financial Corp86,063$8.51M0.01%––
Smith Asset Management Group LP82,830$8.19M0.43%––
Guggenheim Capital LLC76,369$7.55M0.05%––
Nomura Asset Management Co Ltd72,909$7.21M0.05%––
Ameriprise Financial Inc71,601$7.08M0.00%––
Virginia Retirement Systems Et Al67,700$6.69M0.07%––
Public Employees Retirement System of Ohio67,455$6.67M0.03%––
Northwest & Ethical Investments L.P.66,412$6.56M0.23%––
Commonwealth of Pennsylvania Public School Empls Retrmt Sys62,998$6.23M0.08%––
Standard Life Aberdeen plc62,485$6.18M0.01%––
Raymond James Financial Services Advisors, Inc.60,533$5.98M0.01%––
State of Alaska, Department of Revenue60,124$5.94M0.06%––
State of New Jersey Common Pension Fund D60,047$5.94M0.02%––
Toronto Dominion Bank57,272$5.66M0.01%––
Susquehanna International Group, LLP54,791$5.42M0.01%––
Natixis54,557$5.39M0.02%––
Teacher Retirement System of Texas54,027$5.34M0.03%––
44 Wealth Management LLC52,964$5.24M2.19%––
Nisa Investment Advisors, LLC51,580$5.10M0.03%––
Voya Investment Management LLC51,370$5.08M0.01%––
State of Michigan Retirement System51,137$5.05M0.03%––
Cambridge Trust Co50,935$5.04M0.21%––
Treasurer of the State of North Carolina48,524$4.80M0.03%––
Royal London Asset Management Ltd48,076$4.75M0.02%––
Retirement Systems of Alabama47,803$4.72M0.02%––
BCM Advisors, LLC45,449$4.70M1.42%––
First National Bank of Omaha46,744$4.62M0.24%––
Natixis Advisors, L.P.45,996$4.55M0.02%––
Redpoint Investment Management Pty Ltd45,821$4.53M0.38%––
Coann Capital LLC45,801$4.53M3.85%––
Acadian Asset Management LLC44,973$4.45M0.02%––
Mattern Capital Management, LLC44,360$4.38M0.95%––
Panagora Asset Management Inc44,209$4.37M0.02%––
Shell Asset Management Co43,426$4.29M0.09%––
Holocene Advisors, LP43,164$4.27M0.03%––
Aviva PLC42,565$4.21M0.02%––
LS Investment Advisors, LLC40,209$3.98M0.22%––
LPL Financial LLC39,567$3.91M0.00%––
American International Group, Inc.39,437$3.90M0.02%––
Quantitative Systematic Strategies LLC38,390$3.79M0.59%––
Arizona State Retirement System36,297$3.59M0.03%––
Edgemoor Investment Advisors, Inc.35,498$3.51M0.35%––
Comerica Bank32,609$3.37M0.02%––
Opus Investment Management Inc33,900$3.35M0.49%––
Texas Yale Capital Corp.33,195$3.28M0.21%––
Korea Investment CORP33,100$3.27M0.01%––
Banque Cantonale Vaudoise32,653$3.23M0.16%––
Envestnet Asset Management Inc32,339$3.20M0.00%––
Thrivent Financial for Lutherans32,151$3.18M0.01%––
Gateway Investment Advisers LLC31,447$3.11M0.03%––
Amarillo National Bank31,322$3.10M0.79%––
Pensionfund DSM Netherlands31,000$3.06M0.41%––
DnB Asset Management AS30,308$3.00M0.02%––
MetLife Investment Management30,125$2.98M0.03%––
USS Investment Management Ltd29,805$2.95M0.03%––
Two Sigma Investments, LP29,568$2.92M0.01%––
Bank of Nova Scotia29,532$2.92M0.01%––
Dai-Ichi Life Insurance Company, Ltd28,986$2.87M0.04%––
CBOE Vest Financial, LLC28,205$2.79M1.60%––
Stephens Inc28,145$2.78M0.05%––
Seeyond27,812$2.75M0.28%––
Creative Planning27,645$2.73M0.01%––
The PNC Financial Services Group, Inc.26,761$2.65M0.00%––
Oppenheimer & Co Inc26,479$2.62M0.05%––
Mutual of America Capital Management LLC26,224$2.59M0.03%––
Ameritas Investment Partners, Inc.26,779$2.57M0.10%––
Whittier Trust Co25,780$2.55M0.05%––
Hexavest Inc.24,604$2.43M0.11%––
Employees Retirement System of Texas24,409$2.41M0.03%––
Utah Retirement Systems24,406$2.41M0.03%––
Azzad Asset Management Inc24,295$2.40M0.40%––
Voloridge Investment Management, LLC24,190$2.39M0.02%––
High Pointe Capital Management LLC24,176$2.39M2.10%––
Optimal Asset Management, Inc.23,869$2.36M0.31%––
Hancock Whitney Corp23,605$2.33M0.08%––
Advisor Group Holdings, Inc.23,171$2.29M0.01%––
Kinloch Capital, LLC23,018$2.27M1.75%––
State of Tennessee, Treasury Department22,788$2.25M0.01%––
Baird Financial Group, Inc.21,747$2.15M0.01%––
Folger Nolan Fleming Douglas Capital Management, Inc21,492$2.12M0.26%––
SG Americas Securities, LLC21,422$2.12M0.01%––
Texas Permanent School Fund21,401$2.12M0.03%––
Mackay Shields LLC21,313$2.11M0.02%––
Storebrand Asset Management AS20,731$2.05M0.01%––
Trust Co of Vermont20,600$2.04M0.15%––
British Columbia Investment Management Corp20,550$2.03M0.01%––
Crossmark Global Holdings, Inc.20,438$2.02M0.05%––
Zurcher Kantonalbank (Zurich Cantonalbank)20,161$1.99M0.01%––
Pensionfund Sabic20,000$1.98M0.46%––
Varma Mutual Pension Insurance Co20,001$1.98M0.03%––
Johnson Investment Counsel Inc19,430$1.92M0.03%––