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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 2021

Institutional positions in Atmos Energy Corp as of Sep 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
536
−6 vs. Q2 2021
Shares held
112.6M
+4.85M (+4.5%) vs. Q2 2021
Total value
$9.93B
−$426.3M (−4.1%) vs. Q2 2021
New holders
50
220 more added
Sold out
56
159 more reduced

6 institutions that held it in Q2 2021 haven't filed for Q3 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 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 holdersQ3 2021: 536 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 2021: $9.93B
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 2021

Shares, value and share of portfolio for each institution holding Atmos Energy Corp; share changes are against Q2 2021.

Institutions holding ATO in Q3 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Varma Mutual Pension Insurance Co20,001$1.76M0.03%00.0%Unchanged
Johnson Investment Counsel Inc19,610$1.73M0.02%+180+0.9%Added
Moody National Bank Trust Division19,296$1.70M0.02%−50−0.3%Reduced
Banque Cantonale Vaudoise19,097$1.68M0.07%−10,900−36.3%Reduced
Nissay Asset Management Corp18,984$1.67M0.01%+3,176+20.1%Added
Commonwealth Equity Services, LLC18,716$1.65M0.00%−254−1.3%Reduced
Advisors Asset Management, Inc.18,062$1.59M0.02%+1,175+7.0%Added
KBC Group NV17,742$1.56M0.01%+258+1.5%Added
MD Financial Management Inc.17,406$1.53M0.04%−79−0.5%Reduced
Aigen Investment Management, LP17,302$1.53M0.29%+17,302New
IFM Investors Pty Ltd16,567$1.46M0.03%+144+0.9%Added
Jane Street Group, LLC16,443$1.45M0.00%+16,443New
Dean Investment Associates, LLC16,407$1.45M0.27%+1,438+9.6%Added
Baird Financial Group, Inc.16,076$1.42M0.00%+2,761+20.7%Added
Crossmark Global Holdings, Inc.15,457$1.36M0.03%+10+0.1%Added
Metropolitan Life Insurance Co15,352$1.35M0.02%−508−3.2%Reduced
Citizens Business Bank15,300$1.35M0.18%+2,000+15.0%Added
Prospera Financial Services Inc15,259$1.35M0.07%+474+3.2%Added
Canada Pension Plan Investment Board15,000$1.32M0.00%+15,000New
Ilmarinen Mutual Pension Insurance Co14,700$1.30M0.01%00.0%Unchanged
Cambridge Investment Research Advisors, Inc.14,474$1.28M0.01%−655−4.3%Reduced
San Luis Wealth Advisors LLC14,243$1.26M0.70%+14,243New
Gateway Investment Advisers LLC14,059$1.24M0.01%−17,335−55.2%Reduced
Legacy Financial Strategies, LLC14,046$1.24M0.58%+1,216+9.5%Added
Cresset Asset Management, LLC13,668$1.21M0.02%+2,259+19.8%Added
American National Insurance Co13,646$1.20M0.05%−50−0.4%Reduced
Dynamic Technology Lab Private Ltd13,612$1.20M0.14%+13,612New
Rockefeller Capital Management L.P.13,378$1.18M0.01%+11,548+631.0%Added
Segall Bryant & Hamill, LLC13,379$1.18M0.01%−2,500−15.7%Reduced
Oppenheimer Asset Management Inc.13,050$1.15M0.02%+201+1.6%Added
Synovus Financial Corp12,507$1.10M0.01%−900−6.7%Reduced
Toroso Investments, LLC12,321$1.09M0.04%+973+8.6%Added
Blackhawk Capital Partners LLC.12,124$1.07M0.68%+1,955+19.2%Added
Ethic Inc.12,094$1.07M0.11%+1,829+17.8%Added
Hartford Investment Management Co11,925$1.05M0.03%−1,986−14.3%Reduced
Winton Group Ltd11,853$1.04M0.06%−3,586−23.2%Reduced
Fruth Investment Management11,651$1.03M0.32%−200−1.7%Reduced
Swiss Life Asset Management Ltd11,653$1.03M0.01%+3,953+51.3%Added
Captrust Financial Advisors11,636$1.03M0.01%+43+0.4%Added
Norinchukin Bank, The11,331$999.0K0.01%+518+4.8%Added
CIBC Asset Management Inc11,009$971.0K0.00%−22−0.2%Reduced
ING Groep NV10,980$968.0K0.01%+10,980New
Oregon Public Employees Retirement Fund10,939$965.0K0.01%00.0%Unchanged
Man Group plc10,909$962.0K0.00%+10,909New
Mariner, LLC10,825$955.0K0.00%+143+1.3%Added
Securian Asset Management, Inc10,774$950.0K0.02%−100−0.9%Reduced
Bridgewater Associates, LP10,672$941.0K0.01%+355+3.4%Added
Unigestion Holding SA10,375$915.0K0.04%+786+8.2%Added
Ossiam10,296$908.0K0.03%+1,054+11.4%Added
Nelson, Van Denburg & Campbell Wealth Management Group, LLC10,300$908.0K0.07%+1,400+15.7%Added
Cullen/Frost Bankers, Inc.10,250$904.0K0.02%00.0%Unchanged
FORA Capital, LLC10,191$899.0K0.23%+10,191New
Capstone Investment Advisors, LLC10,131$894.0K0.02%+10,131New
TCTC Holdings, LLC10,100$891.0K0.04%00.0%Unchanged
D. E. Shaw & Co., Inc.10,068$888.0K0.00%+10,068New
D.A. Davidson & Co.9,970$879.0K0.01%+100+1.0%Added
Teachers Retirement System of the State of Kentucky9,950$878.0K0.01%00.0%Unchanged
Albert D Mason Inc9,914$874.0K0.56%−9−0.1%Reduced
Pathstone Family Office, LLC9,849$869.0K0.03%+2,791+39.5%Added
First Dallas Securities Inc.9,740$859.0K0.59%+40.0%Added
Jacobi Capital Management LLC9,637$850.0K0.11%−101−1.0%Reduced
Maryland State Retirement & Pension System9,552$847.0K0.02%00.0%Unchanged
Thomasville National Bank9,597$846.0K0.09%+9,597New
Coldstream Capital Management Inc8,812$842.0K0.04%+8,812New
Kesler, Norman & Wride, LLC9,500$838.0K0.20%+81+0.9%Added
AMG National Trust Bank9,300$820.0K0.03%00.0%Unchanged
Magnetar Financial LLC9,266$817.0K0.01%+9,266New
Regentatlantic Capital LLC9,130$805.0K0.02%+1,060+13.1%Added
Mackenzie Financial Corp8,875$783.0K0.00%+2,612+41.7%Added
PGGM Investments8,729$770.0K0.00%00.0%Unchanged
Schonfeld Strategic Advisors LLC8,700$767.0K0.01%+4,000+85.1%Added
Allianz Asset Management GmbH8,650$763.0K0.00%+3,943+83.8%Added
New Mexico Educational Retirement Board8,600$759.0K0.03%+100+1.2%Added
Vestcor Inc8,356$737.0K0.03%−218−2.5%Reduced
Cetera Advisor Networks LLC8,317$734.0K0.01%+144+1.8%Added
Sumitomo Mitsui DS Asset Management Company, Ltd8,271$729.0K0.02%−46−0.6%Reduced
Whittier Trust Co of Nevada Inc8,244$728.0K0.03%−21−0.3%Reduced
Kempen Capital Management N.V.8,253$728.0K0.03%+8,253New
Independence Bank of Kentucky8,240$727.0K0.31%+3,834+87.0%Added
Ensign Peak Advisors, Inc8,146$718.0K0.00%−3,024−27.1%Reduced
Louisiana State Employees Retirement System8,100$714.0K0.02%00.0%Unchanged
Anchor Investment Management, LLC8,091$713.6K0.10%00.0%Unchanged
De Burlo Group Inc8,050$710.0K0.12%00.0%Unchanged
Schroder Investment Management Group7,989$705.0K0.00%+680+9.3%Added
Kentucky Retirement Systems7,918$698.0K0.03%+309+4.1%Added
US Bancorp7,873$694.0K0.00%−450−5.4%Reduced
Silver Lake Advisory, LLC7,548$666.0K0.33%00.0%Unchanged
Delta Financial Advisors LLC7,542$665.0K0.30%−125−1.6%Reduced
Daiwa Securities Group Inc.7,528$664.0K0.00%+438+6.2%Added
Mirae Asset Global Investments Co., Ltd.7,507$663.0K0.00%+2,527+50.7%Added
OPSEU Pension Plan Trust Fund7,429$658.0K0.17%−197−2.6%Reduced
STRS Ohio7,415$654.0K0.00%−2,037−21.6%Reduced
Truist Financial Corp7,413$654.0K0.00%+91+1.2%Added
CIBC World Markets Corp7,373$650.0K0.00%−1,700−18.7%Reduced
Town & Country Bank & Trust CO dba First Bankers Trust CO7,373$650.0K0.33%+4,619+167.7%Added
Mitsubishi UFJ Asset Management (UK) Ltd.7,000$617.0K0.26%00.0%Unchanged
Polar Asset Management Partners Inc.6,700$591.0K0.01%+6,700New
Nordea Investment Management AB6,636$590.0K0.00%00.0%Unchanged
Worldquant Millennium Advisors LLC6,669$588.0K0.01%00.0%Unchanged
Xponance, Inc.6,656$587.0K0.01%−581−8.0%Reduced