13F Filings/ATO

ATMOS ENERGY CORP (ATO): Institutional Ownership

Hedge funds and institutional managers reporting a position in ATO · Utilities. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.

Reported Holders
21
13F filers
Aggregate Value
$406.2M
Across holders
Last Price
$175.17
2026-06-26
Sector
Utilities
GICS
Holder activity8 new11 added2 reduced
Institutional Holders of ATO
↗
21 holders
Manager⇅Type⇅Shares⇅Market Value▼% of Total⇅% of Portfolio⇅Action⇅QoQ Change⇅Quarter⇅
AQR CAPITAL MANAGEMENT LLC
CIK 0001167557
Hedge Fund818K$150.1M36.9%0.1%Added+$149.7MQ1 2026
CITADEL ADVISORS LLC
CIK 0001423053
Hedge Fund752K$138.8M34.2%0.0%Added+$138.2MQ1 2026
RENAISSANCE TECHNOLOGIES LLC
CIK 0001037389
Hedge Fund167K$30.8M7.6%0.0%Added+$21.2MQ1 2026
TWO SIGMA INVESTMENTS, LP
CIK 0001179392
Hedge Fund90K$16.6M4.1%0.0%Added+$16.0MQ1 2026
Qube Research & Technologies Ltd
CIK 0001729829
Hedge Fund83K$15.3M3.8%0.0%Reduced$-16.6MQ1 2026
Verition Fund Management LLC
CIK 0001454027
Hedge Fund70K$13.0M3.2%0.1%Added+$11.9MQ1 2026
Gotham Asset Management, LLC
CIK 0001510387
Hedge Fund68K$12.6M3.1%0.0%Added+$6.7MQ1 2026
TUDOR INVESTMENT CORP ET AL
CIK 0000923093
Hedge Fund47K$8.7M2.1%0.0%Added+$8.4MQ1 2026
Bridgewater Associates, LP
CIK 0001350694
Hedge Fund40K$4.7M1.1%0.0%New—Q4 2023
ADAGE CAPITAL PARTNERS GP, L.L.C.
CIK 0001165408
Hedge Fund20K$3.3M0.8%0.0%New—Q4 2025
Man Group plc
CIK 0001637460
Hedge Fund16K$3.0M0.7%0.0%Added+$2.9MQ1 2026
Schonfeld Strategic Advisors LLC
CIK 0001665241
Hedge Fund10K$1.9M0.5%0.0%New—Q1 2026
Hudson Bay Capital Management LP
CIK 0001393825
Hedge Fund10K$1.7M0.4%0.0%New—Q3 2025
Fisher Asset Management, LLC
CIK 0000850529
Institutional Manager8K$1.5M0.4%0.0%Added+$26KQ1 2026
Brevan Howard Capital Management LP
CIK 0001512857
Hedge Fund8K$1.5M0.4%0.0%New—Q1 2026
Holocene Advisors, LP
CIK 0001700574
Hedge Fund7K$1.2M0.3%0.0%New—Q1 2026
Eisler Capital (UK) Ltd.
CIK 0001849486
Hedge Fund4K$470K0.1%0.0%New—Q4 2023
BALYASNY ASSET MANAGEMENT LLC
CIK 0001218710
Hedge Fund2K$456K0.1%0.0%Added+$12KQ1 2026
Walleye Capital LLC
CIK 0001758720
Hedge Fund2K$323K0.1%0.0%Reduced$-268KQ1 2026
Ancora Advisors, LLC
CIK 0001446114
Hedge Fund1K$200K0.0%0.0%Added+$8KQ1 2026
AQR CAPITAL MANAGEMENT LLCAdded
Hedge Fund
$150.1M· 36.9% of total· 0.1% port· 818K sh· +$149.7M QoQ· Q1 2026
CITADEL ADVISORS LLCAdded
Hedge Fund
$138.8M· 34.2% of total· 0.0% port· 752K sh· +$138.2M QoQ· Q1 2026
RENAISSANCE TECHNOLOGIES LLCAdded
Hedge Fund
$30.8M· 7.6% of total· 0.0% port· 167K sh· +$21.2M QoQ· Q1 2026
TWO SIGMA INVESTMENTS, LPAdded
Hedge Fund
$16.6M· 4.1% of total· 0.0% port· 90K sh· +$16.0M QoQ· Q1 2026
Qube Research & Technologies LtdReduced
Hedge Fund
$15.3M· 3.8% of total· 0.0% port· 83K sh· $-16.6M QoQ· Q1 2026
Verition Fund Management LLCAdded
Hedge Fund
$13.0M· 3.2% of total· 0.1% port· 70K sh· +$11.9M QoQ· Q1 2026
Gotham Asset Management, LLCAdded
Hedge Fund
$12.6M· 3.1% of total· 0.0% port· 68K sh· +$6.7M QoQ· Q1 2026
TUDOR INVESTMENT CORP ET ALAdded
Hedge Fund
$8.7M· 2.1% of total· 0.0% port· 47K sh· +$8.4M QoQ· Q1 2026
Bridgewater Associates, LPNew
Hedge Fund
$4.7M· 1.1% of total· 0.0% port· 40K sh· — QoQ· Q4 2023
ADAGE CAPITAL PARTNERS GP, L.L.C.New
Hedge Fund
$3.3M· 0.8% of total· 0.0% port· 20K sh· — QoQ· Q4 2025
Man Group plcAdded
Hedge Fund
$3.0M· 0.7% of total· 0.0% port· 16K sh· +$2.9M QoQ· Q1 2026
Schonfeld Strategic Advisors LLCNew
Hedge Fund
$1.9M· 0.5% of total· 0.0% port· 10K sh· — QoQ· Q1 2026
Hudson Bay Capital Management LPNew
Hedge Fund
$1.7M· 0.4% of total· 0.0% port· 10K sh· — QoQ· Q3 2025
Fisher Asset Management, LLCAdded
Institutional Manager
$1.5M· 0.4% of total· 0.0% port· 8K sh· +$26K QoQ· Q1 2026
Brevan Howard Capital Management LPNew
Hedge Fund
$1.5M· 0.4% of total· 0.0% port· 8K sh· — QoQ· Q1 2026
Holocene Advisors, LPNew
Hedge Fund
$1.2M· 0.3% of total· 0.0% port· 7K sh· — QoQ· Q1 2026
Eisler Capital (UK) Ltd.New
Hedge Fund
$470K· 0.1% of total· 0.0% port· 4K sh· — QoQ· Q4 2023
BALYASNY ASSET MANAGEMENT LLCAdded
Hedge Fund
$456K· 0.1% of total· 0.0% port· 2K sh· +$12K QoQ· Q1 2026
Walleye Capital LLCReduced
Hedge Fund
$323K· 0.1% of total· 0.0% port· 2K sh· $-268K QoQ· Q1 2026
Ancora Advisors, LLCAdded
Hedge Fund
$200K· 0.0% of total· 0.0% port· 1K sh· +$8K QoQ· Q1 2026
MARSHALL WACE, LLPNew
Hedge Fund
$85K· 0.0% of total· 0.0% port· 507 sh· — QoQ· Q4 2025
1–20 of 21
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← All 13F filings