Atmos Energy Corporation ATO

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173.22 USD -1.78 (-1.02%)

At closeNov 6, 2026, 4:13 PM EST

173.22 0.00 0.00%

After hours · Nov 6, 4:13 PM ET

171.24 Day range 173.93

154.72 52-week range 192.51

Held by insiders 0.44%

Held by institutions 98.12%

Float held by institutions 98.55%

Institutions 1,433

Top institutional holders
Holder	% held	Shares	Value	Reported
Blackrock Inc.	9.02%	15,237,564	2.64B	Jun 29, 2026
State Street Corporation	6.73%	11,380,060	1.97B	Jun 29, 2026
Vanguard Capital Management LLC	6.44%	10,885,153	1.89B	Jun 29, 2026
Vanguard Portfolio Management LLC	5.54%	9,360,135	1.62B	Jun 29, 2026
Wellington Management Group, LLP	5.44%	9,185,788	1.59B	Jun 29, 2026
Capital International Investors	4.43%	7,483,012	1.30B	Jun 29, 2026

Top mutual fund holders
Holder	% held	Shares	Value	Reported
VANGUARD INDEX FUNDS-Vanguard Total Stock Market Index Fund	3.14%	5,298,625	918.15M	Jun 29, 2026
VANGUARD INDEX FUNDS-Vanguard 500 Index Fund	2.56%	4,325,436	749.51M	Jun 29, 2026
VANGUARD INDEX FUNDS-Vanguard Small-Cap Index Fund	2.26%	3,827,551	663.24M	Jun 29, 2026
AMERICAN FUNDS FUNDAMENTAL INVESTORS	1.87%	3,161,410	547.81M	Sep 29, 2026
SELECT SECTOR SPDR TRUST-State Street Utilities Select Sector SPDR ETF	1.77%	2,990,417	518.18M	Sep 29, 2026
VANGUARD INDEX FUNDS-Vanguard Small-Cap Value Index Fund	1.43%	2,424,970	420.20M	Jun 29, 2026

ATO insiders
Insider	Relation	Latest transaction	Date	Shares held
AKERS JOHN K	Chief Executive Officer	Conversion of Exercise of derivative security	Nov 2, 2026	183,934
COCKLIN KIM R	Director	Conversion of Exercise of derivative security	Mar 5, 2026	173,714
FORSYTHE CHRISTOPHER T	Chief Financial Officer	Conversion of Exercise of derivative security	Nov 2, 2026	71,094
GORDON RICHARD K	Director	Conversion of Exercise of derivative security	Feb 4, 2025	81,980
HARTSFIELD KAREN E	Officer	Conversion of Exercise of derivative security	Nov 2, 2026	40,360
MARTINEZ JEFFERY D.	Officer	Conversion of Exercise of derivative security	Nov 2, 2026	10,211

Held by funds