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Atmos Energy (ATO) Institutional Ownership

Atmos Energy logo
$176.22 +1.51 (+0.86%)
Closing price 07/10/2026 03:59 PM Eastern
Extended Trading
$176.18 -0.04 (-0.03%)
As of 07/10/2026 04:46 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)
$3.64B
Number of
Institutional Sellers
(last 12 months)
425
Total
Institutional Outflows
(last 12 months)
$2.91B
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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
7/10/2026Tema ETFs LLC5,752$991K0.0%+8.2%0.003%
7/10/2026Kentucky Trust Co16,224$2.80M1.3%-0.9%0.010%
7/10/2026Ausbil Investment Management Ltd18,860$3.26M1.4%-12.3%0.011%
7/9/2026 Revolve Wealth Partners LLC3,962$683K0.1%N/A0.002%
7/9/2026 Contravisory Investment Management Inc.443$76K0.0%-14.8%0.000%
7/9/2026 Everpar Advisors LLC2,531$436K0.1%-8.2%0.002%
7/9/2026 Hennion & Walsh Asset Management Inc.15,561$2.68M0.1%+89.9%0.009%
7/8/2026 Gradient Investments LLC1,503$259K0.0%+6.1%0.001%
7/8/2026 Thurston Springer Miller Herd & Titak Inc.3,422$589K0.2%+8.8%0.002%
7/8/2026 Elevation Wealth Partners LLC160$28K0.0%+627.3%0.000%
7/8/2026 Czech National Bank47,512$8.19M0.0%+5.4%0.028%
7/8/2026 PensionDanmark Pensionsforsikringsaktieselskab25,102$4.32M0.0%+9.6%0.015%
7/8/2026 Assenagon Asset Management S.A.164,856$28.40M0.0%+328.9%0.099%
7/7/2026 GAMMA Investing LLC4,172$719K0.0%+10.9%0.002%
7/7/2026 CoreCap Advisors LLC3,934$678K0.0%+24.5%0.002%
7/2/2026 Versant Capital Management Inc1,119$193K0.0%+6.3%0.001%
7/2/2026 CX Institutional1,863$321K0.0%-7.5%0.001%
7/1/2026 Eastern Bank48,842$8.41M0.1%-23.1%0.029%
6/18/2026Pacer Advisors Inc.15,078$2.79M0.0%-21.3%0.009%
6/3/2026DV Trading LLC1,111$205K0.0%+455.5%0.001%
6/3/2026Parallel Advisors LLC6,789$1.25M0.0%-8.1%0.004%
6/3/2026NewEdge Advisors LLC9,452$1.75M0.0%-9.1%0.006%
5/26/2026Glenmede Trust Co. NA20,947$3.87M0.0%+1.6%0.013%
5/22/2026Segall Bryant & Hamill LLC7,056$1.30M0.0%N/A0.004%
5/21/2026BankChampaign National Association1,452$268K0.3%N/A0.001%
5/19/2026Western Wealth Management LLC185$34K0.0%N/A0.000%
5/19/2026Bank of America Corp DE4,199,433$775.72M0.1%+11.0%2.516%
5/19/2026Edgestream Partners L.P.40,951$7.56M0.2%-43.5%0.025%
5/19/2026Janus Henderson Group PLC14,521$2.68M0.0%+83.9%0.009%
5/19/2026Bull Harbor Capital LLC1,636$302K0.1%N/A0.001%
5/19/2026Strategic Investment Advisors MI1,469$271K0.0%-6.7%0.001%
5/19/2026Opal Capital LLC33,313$6.15M1.1%N/A0.020%
5/18/2026Amundi1,302,886$240.67M0.1%+49.6%0.781%
5/18/2026EverSource Wealth Advisors LLC2,536$468K0.0%+68.8%0.002%
5/18/2026California State Teachers Retirement System473,753$87.51M0.1%-0.8%0.284%
5/18/2026Royal Bank of Canada503,937$93.09M0.0%-15.8%0.302%
5/18/2026Empowered Funds LLC7,049$1.30M0.0%-16.2%0.004%
5/18/2026Energy Income Partners LLC363,311$67.11M1.1%+1.0%0.218%
5/16/2026The Manufacturers Life Insurance Company 323,423$59.74M0.1%-9.9%0.194%
5/16/2026Excelsior Advisor Network LLC3,015$557K0.2%N/A0.002%
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5/16/2026Quantinno Capital Management LP174,843$32.30M0.1%+62.6%0.105%
5/16/2026Lazard Asset Management LLC81,870$15.12M0.0%-18.7%0.049%
5/15/2026Gateway Wealth Partners LLC5,666$1.05M0.0%N/A0.003%
5/15/2026Quadcap Wealth Management LLC2,341$432K0.0%N/A0.001%
5/15/2026Delta Global Management LP13,561$2.51M0.2%N/A0.008%
5/15/2026OMERS ADMINISTRATION Corp7,172$1.33M0.0%+32.4%0.004%
5/15/2026Lombard Odier Asset Management Switzerland SA2,500$462K0.0%N/A0.001%
5/15/2026Waverly Advisors LLC5,168$955K0.0%+100.0%0.003%
5/15/2026Aristotle Capital Management LLC4,866,481$898.95M1.9%-23.6%2.915%
5/15/2026Entropy Technologies LP13,847$2.56M0.1%N/A0.008%
5/14/2026Healthcare of Ontario Pension Plan Trust Fund10,393$1.92M0.0%+63.8%0.006%
5/14/2026Dai ichi Life Insurance Company Ltd52,547$9.71M0.3%-5.9%0.031%
5/14/2026Renaissance Technologies LLC166,800$30.81M0.0%+220.8%0.100%
5/14/2026GC Wealth Management RIA LLC2,620$484K0.0%-15.5%0.002%
5/14/2026Public Employees Retirement System of Ohio94,462$17.45M0.1%+1.9%0.057%
5/14/2026Compound Planning Inc.1,716$317K0.0%+3.7%0.001%
5/14/2026Modern Wealth Management LLC1,130$210K0.0%-12.5%0.001%
5/14/2026Bank of Nova Scotia39,985$7.39M0.0%-45.2%0.024%
5/14/2026Dickmeyer Boyce Financial Management Inc.1,669$308K0.2%N/A0.001%
5/14/2026Sei Investments Co.512,825$94.73M0.1%-10.7%0.307%
5/14/2026Lido Advisors LLC9,586$1.77M0.0%-13.9%0.006%
5/13/2026Cetera Investment Advisers102,024$18.85M0.0%+4.4%0.061%
5/13/2026NewEdge Wealth LLC2,091$386K0.0%-36.6%0.001%
5/13/2026Arvest Bank Trust Division51,835$9.58M0.5%-1.4%0.031%
5/13/2026First Trust Advisors LP340,408$62.88M0.0%-26.2%0.204%
5/12/2026Magellan Asset Management Ltd181,367$33.50M0.4%+30.9%0.109%
5/12/2026ABN Amro Investment Solutions29,686$5.48M0.1%-50.4%0.018%
5/8/2026PNC Financial Services Group Inc.886,291$163.72M0.1%+1.3%0.536%
5/8/2026Oslo Pensjonsforsikring AS378$70K0.0%N/A0.000%
5/8/2026Glenview Trust Co2,236$413K0.0%N/A0.001%
5/8/2026Summit Global Investments10,061$1.86M0.1%-57.9%0.006%
5/7/2026Florida Financial Advisors LLC7,524$1.39M0.3%+16.8%0.005%
5/7/2026Meeder Advisory Services Inc.4,361$806K0.0%-4.5%0.003%
5/7/2026Dimensional Fund Advisors LP752,986$139.09M0.0%+2.7%0.455%
5/7/2026Parallel Advisors LLC6,789$1.25M0.0%-8.1%0.004%
5/7/2026KBC Group NV316,327$58.43M0.1%-2.5%0.191%
5/7/2026Little House Capital LLC6,658$1.23M0.3%-31.7%0.004%
5/7/2026SEB Asset Management AB77,947$14.40M0.1%N/A0.047%
5/7/2026Swiss National Bank474,700$87.69M0.1%+7.9%0.287%
5/6/2026Jennison Associates LLC346,090$63.93M0.0%-2.0%0.209%
5/6/2026California Public Employees Retirement System290,843$53.73M0.0%-26.9%0.176%
5/6/2026Kesler Norman & Wride LLC9,228$1.71M0.3%-1.1%0.006%
5/6/2026FSA Advisors Inc.1,094$202K0.1%N/A0.001%
5/6/2026Kera Capital Partners Inc.1,890$349K0.0%+18.3%0.001%
5/6/2026Assetmark Inc.89,289$16.49M0.0%+2.6%0.054%
5/6/2026Angeles Wealth Management LLC1,148$212K0.0%N/A0.001%
5/6/2026Bessemer Group Inc.3,155$584K0.0%+38.0%0.002%
5/6/2026Allspring Global Investments Holdings LLC189,256$35.11M0.1%+3.9%0.114%
5/5/2026Delta Financial Advisors LLC9,118$1.68M0.4%-1.0%0.006%
5/5/2026Wealthfront Advisers LLC8,153$1.51M0.0%+0.8%0.005%
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5/5/2026D.A. Davidson & CO.11,217$2.07M0.0%+1.0%0.007%
5/5/2026Bank of New York Mellon Corp892,696$164.90M0.0%-0.4%0.540%
5/5/2026Illinois Municipal Retirement Fund49,006$9.05M0.1%+19.1%0.030%
5/5/2026Checchi Capital Advisers LLC1,830$338K0.0%+15.9%0.001%
5/5/2026Maryland State Retirement & Pension System157,038$29.01M0.6%-1.4%0.095%
5/5/2026Hartford Funds Management Co LLC7,679$1.42M0.1%+2.3%0.005%
5/4/2026Nicholson Wealth Management Group LLC11,686$2.16M1.3%+1.7%0.007%
5/4/2026Mattern Capital Management LLC59,706$11.03M1.3%+2.0%0.036%
5/4/2026Empirical Financial Services LLC d.b.a. Empirical Wealth Management2,611$482K0.0%-18.5%0.002%
5/4/2026Bleakley Financial Group LLC13,029$2.41M0.0%+17.3%0.008%


ATO Institutional Ownership - Frequently Asked Questions

During the previous two years, 987 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 875 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 22,060,981 shares in the last 24 months. This purchase volume represents approximately $3.64B in transactions.

Of the 422 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 17,316,596 shares in the last 24 months. This volume of shares sold represents approximately $2.91B in transactions.


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This page (NYSE:ATO) was last updated on 7/11/2026 by MarketBeat.com Staff.
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