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Atmos Energy (ATO) Institutional Ownership

Atmos Energy logo
$168.96 -4.07 (-2.35%)
Closing price 05/29/2026 03:59 PM Eastern
Extended Trading
$168.98 +0.02 (+0.01%)
As of 05/29/2026 07:56 PM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Massive. Learn more.
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Institutional Ownership Changes (13F Filings) for Atmos Energy (NYSE:ATO)

Current
Institutional Ownership
Percentage
90.17%
Number of
Institutional Buyers
(last 12 months)
647
Total
Institutional Inflows
(last 12 months)
$3.63B
Number of
Institutional Sellers
(last 12 months)
427
Total
Institutional Outflows
(last 12 months)
$2.92B
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ATO Institutional Buying and Selling by Quarter

Atmos Energy Major Shareholders & Ownership History

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Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
5/26/2026 Glenmede Trust Co. NA20,947$3.87M0.0%+1.6%0.013%
5/22/2026 Segall Bryant & Hamill LLC7,056$1.30M0.0%N/A0.004%
5/21/2026 BankChampaign National Association1,452$268K0.3%N/A0.001%
5/19/2026 Western Wealth Management LLC185$34K0.0%N/A0.000%
5/19/2026 Bank of America Corp DE4,199,433$775.72M0.1%+11.0%2.516%
5/19/2026 Edgestream Partners L.P.40,951$7.56M0.2%-43.5%0.025%
5/19/2026 Janus Henderson Group PLC14,521$2.68M0.0%+83.9%0.009%
5/19/2026 Bull Harbor Capital LLC1,636$302K0.1%N/A0.001%
5/19/2026 Strategic Investment Advisors MI1,469$271K0.0%-6.7%0.001%
5/19/2026 Opal Capital LLC33,313$6.15M1.1%N/A0.020%
5/18/2026 Amundi1,302,886$240.67M0.1%+49.6%0.781%
5/18/2026 EverSource Wealth Advisors LLC2,536$468K0.0%+68.8%0.002%
5/18/2026 California State Teachers Retirement System473,753$87.51M0.1%-0.8%0.284%
5/18/2026 Royal Bank of Canada503,937$93.09M0.0%-15.8%0.302%
5/18/2026 Empowered Funds LLC7,049$1.30M0.0%-16.2%0.004%
5/18/2026 Energy Income Partners LLC363,311$67.11M1.1%+1.0%0.218%
5/16/2026 The Manufacturers Life Insurance Company 323,423$59.74M0.1%-9.9%0.194%
5/16/2026 Excelsior Advisor Network LLC3,015$557K0.2%N/A0.002%
5/16/2026 Quantinno Capital Management LP174,843$32.30M0.1%+62.6%0.105%
5/16/2026 Lazard Asset Management LLC81,870$15.12M0.0%-18.7%0.049%
5/15/2026 Gateway Wealth Partners LLC5,666$1.05M0.0%N/A0.003%
5/15/2026 Quadcap Wealth Management LLC2,341$432K0.0%N/A0.001%
5/15/2026 Delta Global Management LP13,561$2.51M0.2%N/A0.008%
5/15/2026 OMERS ADMINISTRATION Corp7,172$1.33M0.0%+32.4%0.004%
5/15/2026 Lombard Odier Asset Management Switzerland SA2,500$462K0.0%N/A0.001%
5/15/2026 Waverly Advisors LLC5,168$955K0.0%+100.0%0.003%
5/15/2026 Aristotle Capital Management LLC4,866,481$898.95M1.9%-23.6%2.915%
5/15/2026 Entropy Technologies LP13,847$2.56M0.1%N/A0.008%
5/14/2026 Healthcare of Ontario Pension Plan Trust Fund10,393$1.92M0.0%+63.8%0.006%
5/14/2026 Dai ichi Life Insurance Company Ltd52,547$9.71M0.3%-5.9%0.031%
5/14/2026 Renaissance Technologies LLC166,800$30.81M0.0%+220.8%0.100%
5/14/2026 GC Wealth Management RIA LLC2,620$484K0.0%-15.5%0.002%
5/14/2026 Public Employees Retirement System of Ohio94,462$17.45M0.1%+1.9%0.057%
5/14/2026 Compound Planning Inc.1,716$317K0.0%+3.7%0.001%
5/14/2026 Modern Wealth Management LLC1,130$210K0.0%-12.5%0.001%
5/14/2026 Bank of Nova Scotia39,985$7.39M0.0%-45.2%0.024%
5/14/2026 Dickmeyer Boyce Financial Management Inc.1,669$308K0.2%N/A0.001%
5/14/2026 Sei Investments Co.512,825$94.73M0.1%-10.7%0.307%
5/14/2026 Lido Advisors LLC9,586$1.77M0.0%-13.9%0.006%
5/13/2026 Cetera Investment Advisers102,024$18.85M0.0%+4.4%0.061%
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5/13/2026 NewEdge Wealth LLC2,091$386K0.0%-36.6%0.001%
5/13/2026 Arvest Bank Trust Division51,835$9.58M0.5%-1.4%0.031%
5/13/2026 First Trust Advisors LP340,408$62.88M0.0%-26.2%0.204%
5/12/2026 Magellan Asset Management Ltd181,367$33.50M0.4%+30.9%0.109%
5/12/2026 ABN Amro Investment Solutions29,686$5.48M0.1%-50.4%0.018%
5/8/2026 PNC Financial Services Group Inc.886,291$163.72M0.1%+1.3%0.536%
5/8/2026 Oslo Pensjonsforsikring AS378$70K0.0%N/A0.000%
5/8/2026 Glenview Trust Co2,236$413K0.0%N/A0.001%
5/8/2026 Summit Global Investments10,061$1.86M0.1%-57.9%0.006%
5/7/2026 Florida Financial Advisors LLC7,524$1.39M0.3%+16.8%0.005%
5/7/2026 Meeder Advisory Services Inc.4,361$806K0.0%-4.5%0.003%
5/7/2026 Dimensional Fund Advisors LP752,986$139.09M0.0%+2.7%0.455%
5/7/2026 Parallel Advisors LLC6,789$1.25M0.0%-8.1%0.004%
5/7/2026 KBC Group NV316,327$58.43M0.1%-2.5%0.191%
5/7/2026 Little House Capital LLC6,658$1.23M0.3%-31.7%0.004%
5/7/2026 SEB Asset Management AB77,947$14.40M0.1%N/A0.047%
5/7/2026 Swiss National Bank474,700$87.69M0.1%+7.9%0.287%
5/6/2026 Jennison Associates LLC346,090$63.93M0.0%-2.0%0.209%
5/6/2026 California Public Employees Retirement System290,843$53.73M0.0%-26.9%0.176%
5/6/2026 Kesler Norman & Wride LLC9,228$1.71M0.3%-1.1%0.006%
5/6/2026 FSA Advisors Inc.1,094$202K0.1%N/A0.001%
5/6/2026 Kera Capital Partners Inc.1,890$349K0.0%+18.3%0.001%
5/6/2026 Assetmark Inc.89,289$16.49M0.0%+2.6%0.054%
5/6/2026 Angeles Wealth Management LLC1,148$212K0.0%N/A0.001%
5/6/2026 Bessemer Group Inc.3,155$584K0.0%+38.0%0.002%
5/6/2026 Allspring Global Investments Holdings LLC189,256$35.11M0.1%+3.9%0.114%
5/5/2026 Delta Financial Advisors LLC9,118$1.68M0.4%-1.0%0.006%
5/5/2026 Wealthfront Advisers LLC8,153$1.51M0.0%+0.8%0.005%
5/5/2026 D.A. Davidson & CO.11,217$2.07M0.0%+1.0%0.007%
5/5/2026 Bank of New York Mellon Corp892,696$164.90M0.0%-0.4%0.540%
5/5/2026 Illinois Municipal Retirement Fund49,006$9.05M0.1%+19.1%0.030%
5/5/2026 Checchi Capital Advisers LLC1,830$338K0.0%+15.9%0.001%
5/5/2026 Maryland State Retirement & Pension System157,038$29.01M0.6%-1.4%0.095%
5/5/2026 Hartford Funds Management Co LLC7,679$1.42M0.1%+2.3%0.005%
5/4/2026 Nicholson Wealth Management Group LLC11,686$2.16M1.3%+1.7%0.007%
5/4/2026 Mattern Capital Management LLC59,706$11.03M1.3%+2.0%0.036%
5/4/2026 Empirical Financial Services LLC d.b.a. Empirical Wealth Management2,611$482K0.0%-18.5%0.002%
5/4/2026 Bleakley Financial Group LLC13,029$2.41M0.0%+17.3%0.008%
5/4/2026 Archer Investment Corp207$38K0.0%-82.5%0.000%
5/4/2026 State of Michigan Retirement System61,210$11.31M0.1%+2.0%0.037%
5/4/2026 TFR Capital LLC.1,448$267K0.1%N/A0.001%
5/4/2026 Principal Financial Group Inc.507,404$93.73M0.1%+4.4%0.307%
5/4/2026 Chicago Partners Investment Group LLC8,122$1.48M0.0%+31.9%0.005%
5/4/2026 Arbejdsmarkedets Tillaegspension139,542$25.78M0.6%-0.2%0.084%
5/4/2026 AMF Tjanstepension AB105,704$19.53M0.1%+3.0%0.064%
5/4/2026 J. Safra Sarasin Holding AG9,353$1.73M0.0%-32.2%0.006%
5/4/2026 Paradiem LLC87,119$16.09M3.5%+1.7%0.053%
5/4/2026 Lifeworks Advisors LLC1,919$354K0.0%N/A0.001%
5/4/2026 Procyon Advisors LLC7,063$1.31M0.0%+13.3%0.004%
5/2/2026 Associated Banc Corp1,204$222K0.0%-12.3%0.001%
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5/2/2026 Diversify Wealth Management LLC58,356$10.84M0.2%+40.9%0.035%
5/1/2026 180 Wealth Advisors LLC5,195$960K0.1%+5.8%0.003%
5/1/2026 Commonwealth of Pennsylvania Public School Empls Retrmt SYS301,973$55.78M0.3%-3.0%0.183%
5/1/2026 Citizens Financial Group Inc. RI25,873$4.78M0.1%+7.1%0.016%
5/1/2026 Fifth Third Bancorp41,543$7.67M0.0%+531.4%0.025%
5/1/2026 Sovran Advisors LLC1,513$287K0.0%-4.4%0.001%
5/1/2026 Candriam S.C.A.3,039$561K0.0%-85.3%0.002%
5/1/2026 Sequoia Financial Advisors LLC10,618$1.96M0.0%-11.4%0.006%
4/30/2026 Hsbc Holdings PLC780,184$144.09M0.1%-4.5%0.472%
4/30/2026 Kestra Advisory Services LLC16,725$3.09M0.0%+167.0%0.010%


ATO Institutional Ownership - Frequently Asked Questions

During the previous two years, 982 institutional investors and hedge funds held shares of Atmos Energy. The most heavily invested institutionals were Vanguard Group Inc. ($3.53B), Capital International Investors ($1.99B), State Street Corp ($1.81B), Wellington Management Group LLP ($1.68B), Price T Rowe Associates Inc. MD ($1.11B), Aristotle Capital Management LLC ($898.95M), and Bank of America Corp DE ($775.72M).Learn more on Atmos Energy's institutional investors.

90.17% of Atmos Energy's stock is owned by institutional investors. Learn more on ATO's institutional investor holdings.

Of the 871 institutional investors that purchased Atmos Energy's stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: Capital International Investors ($6.83M), Norges Bank ($5.29M), Bank of America Corp DE ($3.30M), Wellington Management Group LLP ($1.34M), BNP Paribas Financial Markets ($1.34M), Raymond James Financial Inc. ($1.18M), and Northwestern Mutual Wealth Management Co. ($1.03M).

Institutional investors have bought a total of 22,010,001 shares in the last 24 months. This purchase volume represents approximately $3.63B in transactions.

Of the 427 institutional investors that sold Atmos Energy's stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: Aristotle Capital Management LLC ($2.75M), Wellington Management Group LLP ($1.37M), Price T Rowe Associates Inc. MD ($1.22M), Squarepoint Ops LLC ($622.82K), UBS AM A Distinct Business Unit of UBS Asset Management Americas LLC ($512.60K), Amundi ($420.94K), and TD Asset Management Inc ($381.89K).

Institutional investors have sold a total of 17,361,177 shares in the last 24 months. This volume of shares sold represents approximately $2.92B in transactions.


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This page (NYSE:ATO) was last updated on 5/31/2026 by MarketBeat.com Staff.
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