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Hedge Funds Tracker

TUSK

MAMMOTH ENERGY SERVICES, INC.
Funds Buying11
Funds Selling6
# Funds Holding17
Total Value Held$62.2M

Current Holders

FundSharesValue% of PortfolioAs OfLatest MoveLatest Share Change
Wexford Capital12,071,823$39.2M3%2026-06-30TRIMMED-9,996,389
Adage Capital Partners4,575,000$14.9M0%2026-06-30ADDED+425,000
Citadel Advisors593,263$1.9M0%2026-06-30ADDED+251,296
Marshall Wace395,583$1.3M0%2026-06-30NEW+395,583
Geode Capital Management306,028$1.0M0%2026-06-30TRIMMED-304,898
Renaissance Technologies292,280$0.9M0%2026-06-30ADDED+60,308
Arrowstreet Capital290,096$0.9M0%2026-06-30NEW+290,096
AQR Capital Management177,824$0.6M0%2026-06-30ADDED+111,093
Millennium Management124,186$0.4M0%2026-06-30NEW+124,186
Point72 Asset Management72,091$0.2M0%2026-06-30NEW+72,091
Qube Research & Technologies58,859$0.2M0%2026-06-30NEW+58,859
Two Sigma Investments58,538$0.2M0%2026-06-30NEW+58,538
Walleye Capital49,141$0.2M0%2026-06-30NEW+49,141
Squarepoint Ops51,620$0.1M0%2026-03-31CLOSED-51,620
Schonfeld Strategic Advisors16,864$0.1M0%2026-06-30TRIMMED-1,461
Neuberger Berman10,188$0.0M0%2023-12-31CLOSED-10,188
Charles Schwab Investment Management10,739$0.0M0%2026-06-30TRIMMED-48,122

Move History

QuarterFundActionPrev SharesNew SharesValue Change
2026-03-31 → 2026-06-30Renaissance TechnologiesADDED231,972292,280$0.4M
2026-03-31 → 2026-06-30Citadel AdvisorsADDED341,967593,263$1.1M
2026-03-31 → 2026-06-30Point72 Asset ManagementNEW072,091$0.2M
2026-03-31 → 2026-06-30Two Sigma InvestmentsNEW058,538$0.2M
2026-03-31 → 2026-06-30Millennium ManagementNEW0124,186$0.4M
2026-03-31 → 2026-06-30AQR Capital ManagementADDED66,731177,824$0.4M
2026-03-31 → 2026-06-30Marshall WaceNEW0395,583$1.3M
2026-03-31 → 2026-06-30Arrowstreet CapitalNEW0290,096$0.9M
2026-03-31 → 2026-06-30Geode Capital ManagementTRIMMED610,926306,028-$0.5M
2026-03-31 → 2026-06-30Charles Schwab Investment ManagementTRIMMED58,86110,739-$0.1M
2026-03-31 → 2026-06-30Wexford CapitalTRIMMED22,068,21212,071,823-$14.8M
2026-03-31 → 2026-06-30Walleye CapitalNEW049,141$0.2M
2026-03-31 → 2026-06-30Squarepoint OpsCLOSED51,6200-$0.1M
2026-03-31 → 2026-06-30Schonfeld Strategic AdvisorsTRIMMED18,32516,864$0.0M
2026-03-31 → 2026-06-30Qube Research & TechnologiesNEW058,859$0.2M
2025-12-31 → 2026-03-31Renaissance TechnologiesADDED186,072231,972$0.2M
2025-12-31 → 2026-03-31Citadel AdvisorsADDED220,111341,967$0.4M
2025-12-31 → 2026-03-31Point72 Asset ManagementCLOSED14,9250-$0.0M
2025-12-31 → 2026-03-31AQR Capital ManagementADDED11,25566,731$0.1M
2025-12-31 → 2026-03-31Marshall WaceCLOSED30,8010-$0.1M
2025-12-31 → 2026-03-31Geode Capital ManagementADDED585,719610,926$0.4M
2025-12-31 → 2026-03-31Charles Schwab Investment ManagementTRIMMED70,67458,861$0.0M
2025-12-31 → 2026-03-31Wexford CapitalTRIMMED22,096,06822,068,212$13.2M
2025-12-31 → 2026-03-31Squarepoint OpsTRIMMED76,16451,620-$0.0M
2025-12-31 → 2026-03-31Schonfeld Strategic AdvisorsNEW018,325$0.0M
2025-09-30 → 2025-12-31Renaissance TechnologiesADDED133,972186,072$0.0M
2025-09-30 → 2025-12-31Citadel AdvisorsTRIMMED291,415220,111-$0.3M
2025-09-30 → 2025-12-31Point72 Asset ManagementNEW014,925$0.0M
2025-09-30 → 2025-12-31AQR Capital ManagementTRIMMED11,29911,255-$0.0M
2025-09-30 → 2025-12-31Marshall WaceTRIMMED44,51730,801-$0.0M
2025-09-30 → 2025-12-31Geode Capital ManagementADDED579,105585,719-$0.2M
2025-09-30 → 2025-12-31Squarepoint OpsNEW076,164$0.1M
2025-06-30 → 2025-09-30Renaissance TechnologiesADDED132,172133,972-$0.1M
2025-06-30 → 2025-09-30Citadel AdvisorsADDED159,682291,415$0.2M
2025-06-30 → 2025-09-30Millennium ManagementCLOSED21,8510-$0.1M
2025-06-30 → 2025-09-30AQR Capital ManagementNEW011,299$0.0M
2025-06-30 → 2025-09-30Marshall WaceTRIMMED57,43644,517-$0.1M
2025-06-30 → 2025-09-30Geode Capital ManagementTRIMMED580,659579,105-$0.3M
2025-03-31 → 2025-06-30Renaissance TechnologiesTRIMMED135,272132,172$0.1M
2025-03-31 → 2025-06-30Citadel AdvisorsTRIMMED186,171159,682$0.1M
2025-03-31 → 2025-06-30Millennium ManagementTRIMMED58,67421,851-$0.1M
2025-03-31 → 2025-06-30Adage Capital PartnersADDED4,150,0004,575,000$4.3M
2025-03-31 → 2025-06-30Marshall WaceNEW057,436$0.2M
2025-03-31 → 2025-06-30Geode Capital ManagementADDED545,164580,659$0.5M
2025-03-31 → 2025-06-30Wexford CapitalADDED22,068,21222,096,068$16.8M
2024-12-31 → 2025-03-31Renaissance TechnologiesADDED133,572135,272-$0.1M
2024-12-31 → 2025-03-31Citadel AdvisorsADDED18,265186,171$0.3M
2024-12-31 → 2025-03-31Millennium ManagementNEW058,674$0.1M
2024-12-31 → 2025-03-31Adage Capital PartnersADDED4,100,0004,150,000-$3.8M
2024-12-31 → 2025-03-31Marshall WaceCLOSED14,1630-$0.0M
2024-12-31 → 2025-03-31Geode Capital ManagementADDED537,376545,164-$0.5M
2024-09-30 → 2024-12-31Renaissance TechnologiesTRIMMED133,672133,572-$0.1M
2024-09-30 → 2024-12-31Citadel AdvisorsTRIMMED72,69018,265-$0.2M
2024-09-30 → 2024-12-31Adage Capital PartnersADDED4,053,7234,100,000-$4.3M
2024-09-30 → 2024-12-31Marshall WaceNEW014,163$0.0M
2024-09-30 → 2024-12-31Geode Capital ManagementADDED528,850537,376-$0.6M
2024-09-30 → 2024-12-31Charles Schwab Investment ManagementADDED63,61070,674-$0.0M
2024-09-30 → 2024-12-31Squarepoint OpsCLOSED12,9900-$0.1M
2024-06-30 → 2024-09-30Renaissance TechnologiesADDED130,672133,672$0.1M
2024-06-30 → 2024-09-30Citadel AdvisorsADDED22,89272,690$0.2M
2024-06-30 → 2024-09-30Adage Capital PartnersTRIMMED4,400,0004,053,723$2.1M
2024-06-30 → 2024-09-30Geode Capital ManagementADDED518,998528,850$0.5M
2024-06-30 → 2024-09-30Charles Schwab Investment ManagementTRIMMED63,98163,610$0.1M
2024-06-30 → 2024-09-30Wexford CapitalTRIMMED22,078,49122,068,212$17.8M
2024-06-30 → 2024-09-30Squarepoint OpsNEW012,990$0.1M
2024-06-30 → 2024-09-30Qube Research & TechnologiesCLOSED1660-$0.0M
2024-03-31 → 2024-06-30Renaissance TechnologiesTRIMMED134,272130,672$0.4M
2024-03-31 → 2024-06-30Citadel AdvisorsTRIMMED26,20022,892-$0.0M
2024-03-31 → 2024-06-30Adage Capital PartnersADDED4,375,0004,400,000-$1.5M
2024-03-31 → 2024-06-30Geode Capital ManagementADDED487,355518,998-$0.1M
2024-03-31 → 2024-06-30Wexford CapitalADDED22,030,87222,078,491-$7.8M
2024-03-31 → 2024-06-30Qube Research & TechnologiesTRIMMED167166-$0.0M
2023-12-31 → 2024-03-31Renaissance TechnologiesTRIMMED142,972134,272-$0.0M
2023-12-31 → 2024-03-31Citadel AdvisorsTRIMMED41,80026,200-$0.1M
2023-12-31 → 2024-03-31Adage Capital PartnersADDED4,275,0004,375,000-$3.1M
2023-12-31 → 2024-03-31Neuberger BermanCLOSED10,1880-$0.0M
2023-12-31 → 2024-03-31Geode Capital ManagementADDED483,751487,355-$0.4M
2023-12-31 → 2024-03-31Wexford CapitalADDED22,030,87122,030,872-$18.1M
2023-12-31 → 2024-03-31Qube Research & TechnologiesNEW0167$0.0M
2023-09-30 → 2023-12-31Renaissance TechnologiesTRIMMED152,572142,972-$0.0M
2023-09-30 → 2023-12-31Citadel AdvisorsADDED22,97141,800$0.1M
2023-09-30 → 2023-12-31Adage Capital PartnersADDED3,700,0004,275,000$1.9M
2023-09-30 → 2023-12-31Neuberger BermanNEW010,188$0.0M
2023-09-30 → 2023-12-31Geode Capital ManagementADDED468,427483,751-$0.0M
2023-09-30 → 2023-12-31Wexford CapitalTRIMMED22,566,23822,030,871-$6.4M