Atmos Energy Corp (ATO) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

164,871,000Shares Outstanding

158,462,662Shares held by institutions

$29,944,689,238Value of institutional holdings

96.11%Institutional ownership %

1.75%Shares Changed QoQ

962No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

Atmos Energy Corp (NYSE:ATO) showed up in the 13F filings of 961 institutional investors as of December 2025.

These investors collectively held 94.9% of Atmos Energy's outstanding shares in December 2025, down from 102.0% in September 2025.
They increased total shares held in Atmos Energy by 1.01% from the prior quarter, while the number of investors in ATO increased 19.38% year over year.
Among the 961 funds, 498 bought more Atmos Energy shares, 301 sold down, and 162 held their ground.
In total, institutional investors held 156.38Mn shares in Atmos Energy as of December 2025, up by 1.56Mn shares quarter on quarter, and down 8.16Mn shares year over year.
Hilltop National Bank leads ownership in ATO with 750 shares as of December 31, 2025, equal to 0.0% of outstanding shares.
The largest buyers of Atmos Energy for the quarter ending December 2025 were Hickory Point Bank & Trust (192).
Atmos Energy's 5 largest shareholders as of December 2025 include Hilltop National Bank (750), Noble Wealth Management PBC (200), Hickory Point Bank & Trust (192), Bangor Savings Bank (43), Aspect Partners, LLC (4) per Business Quant data.

962 Institutional Holders

158,462,662 Total Shares Held

Rows:

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Owner Name	Date	Shares Held	Change (QoQ)	Change (%)	Value (USD)
VANGUARD GROUP INC	31 Dec, 2025	21,032,554	276,485	1.33%	$3,525,687,026.00
BlackRock, Inc.	31 Dec, 2025	17,023,479	2,462,570	16.91%	$2,853,645,863.00
Capital International Investors	31 Dec, 2025	11,893,826	927,986	8.46%	$1,993,968,145.00
State Street Corp	31 Dec, 2025	10,786,358	155,836	1.47%	$1,808,117,192.00
WELLINGTON MANAGEMENT GROUP LLP	31 Dec, 2025	10,010,508	-457,320	-4.37%	$1,678,061,457.00
Aristotle Capital Management, LLC	31 Dec, 2025	6,370,129	-864,600	-11.95%	$1,067,836,362.00
GEODE CAPITAL MANAGEMENT, LLC	31 Dec, 2025	4,214,985	78,438	1.90%	$703,823,595.00
Bank Of America Corp /De/	31 Dec, 2025	3,782,500	-3,691,606	-49.39%	$634,060,468.00
Invesco Ltd.	31 Dec, 2025	3,013,774	-85,586	-2.76%	$505,198,870.00
DEUTSCHE BANK AG\	31 Dec, 2025	2,887,367	47,860	1.69%	$484,009,330.00
Morgan Stanley	31 Dec, 2025	2,755,913	-152,181	-5.23%	$461,974,033.00
Goldman Sachs Group Inc	31 Dec, 2025	2,492,976	1,182,131	90.18%	$417,897,419.00
NORGES BANK	31 Dec, 2025	1,977,131	1,977,131	0.00%	$331,426,470.00
MASSACHUSETTS FINANCIAL SERVICES CO /MA/	31 Dec, 2025	1,975,460	25,963	1.33%	$331,146,361.00
HSBC HOLDINGS PLC	31 Dec, 2025	1,633,172	1,102,992	208.04%	$273,775,980.00
Legal & General Group Plc	31 Dec, 2025	1,580,574	1,686	0.11%	$264,951,617.00
Northern Trust Corp	31 Dec, 2025	1,511,339	-8,166	-0.54%	$253,345,756.00
Perpetual Ltd	31 Dec, 2025	1,398,334	-85,031	-5.73%	$234,402,728.00
Wells Fargo & Company/Mn	31 Dec, 2025	1,349,049	73,600	5.77%	$226,141,162.00
DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main	31 Dec, 2025	1,267,928	27,145	2.19%	$212,542,771.00

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