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Hedge Funds Tracker

AMTM

Amentum Holdings, Inc.
Funds Buying17
Funds Selling17
# Funds Holding34
Total Value Held$700.1M

Current Holders

FundSharesValue% of PortfolioAs OfLatest MoveLatest Share Change
PrimeCap Management12,285,504$253.9M0%2026-06-30ADDED+200,210
Geode Capital Management2,716,560$56.2M0%2026-06-30TRIMMED-97,855
Millennium Management2,127,779$44.0M0%2026-06-30ADDED+1,496,724
Charles Schwab Investment Management2,120,102$43.8M0%2026-06-30ADDED+52,172
Verition Fund Management2,019,334$41.7M0%2026-06-30ADDED+721,388
Voss Capital1,400,000$33.1M1%2025-09-30CLOSED-1,400,000
Norges Bank Investment Management1,516,193$31.3M0%2026-06-30NEW+1,516,193
Discovery Capital Management1,139,112$27.3M1%2025-09-30CLOSED-1,139,112
Loomis Sayles1,042,522$21.5M0%2026-06-30TRIMMED-38,814
Qube Research & Technologies1,034,395$21.4M0%2026-06-30ADDED+957,026
Citadel Advisors974,284$20.1M0%2026-06-30ADDED+467,446
Engine Capital635,255$15.0M1%2025-06-30CLOSED-635,255
Ancora Advisors715,652$14.8M0%2026-06-30ADDED+12,533
Point72 Asset Management649,984$13.4M0%2026-06-30TRIMMED-980,579
AQR Capital Management601,900$12.4M0%2026-06-30ADDED+94,057
Davidson Kempner Capital Management450,000$8.2M0%2025-03-31CLOSED-450,000
Moore Capital Management365,096$7.5M0%2026-06-30TRIMMED-508,514
Monashee Investment Management360,000$6.6M0%2025-03-31CLOSED-360,000
Two Sigma Investments284,268$5.9M0%2026-06-30TRIMMED-643,809
D. E. Shaw & Co.191,488$4.0M0%2026-06-30ADDED+125,317
Adage Capital Partners118,027$3.8M0%2024-09-30CLOSED-118,027
Soros Fund Management118,276$2.4M0%2026-06-30ADDED+10,670
Walleye Capital88,836$1.8M0%2026-06-30ADDED+40,109
Arrowstreet Capital71,946$1.5M0%2024-12-31CLOSED-71,946
Maverick Capital46,335$1.2M0%2026-03-31CLOSED-46,335
Victory Capital Management50,740$1.0M0%2026-06-30ADDED+915
Marshall Wace35,084$1.0M0%2025-12-31CLOSED-35,084
Wexford Capital47,870$1.0M0%2026-06-30ADDED+12,384
Bridgewater Associates47,223$1.0M0%2026-06-30ADDED+30,171
Squarepoint Ops31,500$0.7M0%2025-06-30CLOSED-31,500
Neuberger Berman32,120$0.7M0%2026-06-30ADDED+11,569
Blackstone31,027$0.6M0%2026-06-30NEW+31,027
Renaissance Technologies31,400$0.6M0%2025-03-31CLOSED-31,400
Man Group14,475$0.5M0%2024-09-30CLOSED-14,475

Move History

QuarterFundActionPrev SharesNew SharesValue Change
2026-03-31 → 2026-06-30Citadel AdvisorsADDED506,838974,284$6.9M
2026-03-31 → 2026-06-30Bridgewater AssociatesADDED17,05247,223$0.5M
2026-03-31 → 2026-06-30Soros Fund ManagementADDED107,606118,276-$0.4M
2026-03-31 → 2026-06-30Point72 Asset ManagementTRIMMED1,630,563649,984-$29.1M
2026-03-31 → 2026-06-30D. E. Shaw & Co.ADDED66,171191,488$2.2M
2026-03-31 → 2026-06-30Two Sigma InvestmentsTRIMMED928,077284,268-$18.3M
2026-03-31 → 2026-06-30Millennium ManagementADDED631,0552,127,779$27.5M
2026-03-31 → 2026-06-30AQR Capital ManagementADDED507,843601,900-$0.8M
2026-03-31 → 2026-06-30Maverick CapitalCLOSED46,3350-$1.2M
2026-03-31 → 2026-06-30Norges Bank Investment ManagementNEW01,516,193$31.3M
2026-03-31 → 2026-06-30Neuberger BermanADDED20,55132,120$0.1M
2026-03-31 → 2026-06-30BlackstoneNEW031,027$0.6M
2026-03-31 → 2026-06-30Ancora AdvisorsADDED703,119715,652-$3.5M
2026-03-31 → 2026-06-30Geode Capital ManagementTRIMMED2,814,4152,716,560-$17.3M
2026-03-31 → 2026-06-30PrimeCap ManagementADDED12,085,29412,285,504-$61.2M
2026-03-31 → 2026-06-30Loomis SaylesTRIMMED1,081,3361,042,522-$6.7M
2026-03-31 → 2026-06-30Charles Schwab Investment ManagementADDED2,067,9302,120,102-$10.1M
2026-03-31 → 2026-06-30Victory Capital ManagementADDED49,82550,740-$0.3M
2026-03-31 → 2026-06-30Moore Capital ManagementTRIMMED873,610365,096-$15.2M
2026-03-31 → 2026-06-30Wexford CapitalADDED35,48647,870$0.1M
2026-03-31 → 2026-06-30Verition Fund ManagementADDED1,297,9462,019,334$7.9M
2026-03-31 → 2026-06-30Walleye CapitalADDED48,72788,836$0.6M
2026-03-31 → 2026-06-30Qube Research & TechnologiesADDED77,3691,034,395$19.4M
2025-12-31 → 2026-03-31Citadel AdvisorsTRIMMED551,487506,838-$2.8M
2025-12-31 → 2026-03-31Bridgewater AssociatesTRIMMED18,25117,052-$0.1M
2025-12-31 → 2026-03-31Soros Fund ManagementTRIMMED109,303107,606-$0.4M
2025-12-31 → 2026-03-31Point72 Asset ManagementADDED695,2871,630,563$22.4M
2025-12-31 → 2026-03-31D. E. Shaw & Co.NEW066,171$1.7M
2025-12-31 → 2026-03-31Two Sigma InvestmentsADDED637,986928,077$5.7M
2025-12-31 → 2026-03-31Millennium ManagementADDED61,187631,055$14.7M
2025-12-31 → 2026-03-31AQR Capital ManagementTRIMMED1,452,049507,843-$28.9M
2025-12-31 → 2026-03-31Maverick CapitalNEW046,335$1.2M
2025-12-31 → 2026-03-31Norges Bank Investment ManagementCLOSED2,294,0970-$66.5M
2025-12-31 → 2026-03-31Marshall WaceCLOSED35,0840-$1.0M
2025-12-31 → 2026-03-31Neuberger BermanADDED18,87420,551-$0.0M
2025-12-31 → 2026-03-31BlackstoneCLOSED99,6430-$2.9M
2025-12-31 → 2026-03-31Ancora AdvisorsADDED402,346703,119$6.7M
2025-12-31 → 2026-03-31Geode Capital ManagementADDED2,659,3642,814,415-$3.7M
2025-12-31 → 2026-03-31PrimeCap ManagementTRIMMED12,126,92712,085,294-$36.5M
2025-12-31 → 2026-03-31Loomis SaylesTRIMMED1,118,9301,081,336-$4.2M
2025-12-31 → 2026-03-31Charles Schwab Investment ManagementADDED1,952,0022,067,930-$2.7M
2025-12-31 → 2026-03-31Victory Capital ManagementADDED46,99649,825-$0.1M
2025-12-31 → 2026-03-31Moore Capital ManagementADDED475,314873,610$9.0M
2025-12-31 → 2026-03-31Wexford CapitalADDED8,25135,486$0.7M
2025-12-31 → 2026-03-31Verition Fund ManagementADDED865,1721,297,946$8.8M
2025-12-31 → 2026-03-31Walleye CapitalADDED20,11148,727$0.7M
2025-12-31 → 2026-03-31Qube Research & TechnologiesTRIMMED146,18277,369-$2.2M
2025-09-30 → 2025-12-31Citadel AdvisorsADDED421,996551,487$5.9M
2025-09-30 → 2025-12-31Bridgewater AssociatesNEW018,251$0.5M
2025-09-30 → 2025-12-31Soros Fund ManagementNEW0109,303$3.2M
2025-09-30 → 2025-12-31Point72 Asset ManagementTRIMMED1,380,992695,287-$12.9M
2025-09-30 → 2025-12-31Two Sigma InvestmentsADDED399,123637,986$8.9M
2025-09-30 → 2025-12-31Millennium ManagementTRIMMED640,79961,187-$13.6M
2025-09-30 → 2025-12-31AQR Capital ManagementADDED165,2051,452,049$38.2M
2025-09-30 → 2025-12-31Norges Bank Investment ManagementNEW02,294,097$66.5M
2025-09-30 → 2025-12-31Discovery Capital ManagementCLOSED1,139,1120-$27.3M
2025-09-30 → 2025-12-31Marshall WaceNEW035,084$1.0M
2025-09-30 → 2025-12-31Neuberger BermanADDED18,63718,874$0.1M
2025-09-30 → 2025-12-31BlackstoneADDED49,10699,643$1.7M
2025-09-30 → 2025-12-31Voss CapitalCLOSED1,400,0000-$33.1M
2025-09-30 → 2025-12-31Ancora AdvisorsADDED133,874402,346$8.5M
2025-09-30 → 2025-12-31Geode Capital ManagementADDED2,654,1842,659,364$13.6M
2025-09-30 → 2025-12-31PrimeCap ManagementADDED11,918,58612,126,927$66.2M
2025-09-30 → 2025-12-31Loomis SaylesADDED1,064,0791,118,930$7.0M
2025-09-30 → 2025-12-31Charles Schwab Investment ManagementADDED1,842,1711,952,002$12.5M
2025-09-30 → 2025-12-31Victory Capital ManagementADDED28,90846,996$0.7M
2025-09-30 → 2025-12-31Moore Capital ManagementADDED407,417475,314$4.0M
2025-09-30 → 2025-12-31Wexford CapitalNEW08,251$0.2M
2025-09-30 → 2025-12-31Verition Fund ManagementTRIMMED1,135,626865,172-$2.1M
2025-09-30 → 2025-12-31Walleye CapitalTRIMMED23,30020,111$0.0M
2025-09-30 → 2025-12-31Qube Research & TechnologiesNEW0146,182$4.2M
2025-06-30 → 2025-09-30Citadel AdvisorsTRIMMED949,191421,996-$12.3M
2025-06-30 → 2025-09-30Point72 Asset ManagementADDED350,6281,380,992$24.8M
2025-06-30 → 2025-09-30Two Sigma InvestmentsADDED13,729399,123$9.2M
2025-06-30 → 2025-09-30Millennium ManagementTRIMMED4,666,215640,799-$94.8M
2025-06-30 → 2025-09-30AQR Capital ManagementTRIMMED350,203165,205-$4.3M
2025-06-30 → 2025-09-30Norges Bank Investment ManagementCLOSED2,160,7280-$51.0M
2025-06-30 → 2025-09-30Discovery Capital ManagementTRIMMED2,299,1301,139,112-$27.0M
2025-06-30 → 2025-09-30Marshall WaceCLOSED74,8310-$1.8M
2025-06-30 → 2025-09-30Neuberger BermanTRIMMED58,80018,637-$0.9M
2025-06-30 → 2025-09-30BlackstoneNEW049,106$1.2M
2025-06-30 → 2025-09-30Engine CapitalCLOSED635,2550-$15.0M
2025-06-30 → 2025-09-30Ancora AdvisorsADDED132,204133,874$0.1M
2025-06-30 → 2025-09-30Geode Capital ManagementADDED2,513,1612,654,184$4.2M
2025-06-30 → 2025-09-30PrimeCap ManagementTRIMMED12,030,65611,918,586$1.4M
2025-06-30 → 2025-09-30Loomis SaylesADDED1,059,2091,064,079$0.5M
2025-06-30 → 2025-09-30Charles Schwab Investment ManagementADDED1,745,0131,842,171$2.9M
2025-06-30 → 2025-09-30Victory Capital ManagementTRIMMED33,70828,908-$0.1M
2025-06-30 → 2025-09-30Moore Capital ManagementTRIMMED611,123407,417-$4.7M
2025-06-30 → 2025-09-30Verition Fund ManagementADDED92,4811,135,626$25.0M
2025-06-30 → 2025-09-30Walleye CapitalTRIMMED38,40023,300-$0.3M
2025-06-30 → 2025-09-30Squarepoint OpsCLOSED31,5000-$0.7M
2025-03-31 → 2025-06-30Renaissance TechnologiesCLOSED31,4000-$0.6M
2025-03-31 → 2025-06-30Citadel AdvisorsTRIMMED3,703,182949,191-$45.0M
2025-03-31 → 2025-06-30Point72 Asset ManagementNEW0350,628$8.3M
2025-03-31 → 2025-06-30Two Sigma InvestmentsTRIMMED54,10013,729-$0.7M
2025-03-31 → 2025-06-30Millennium ManagementADDED2,011,7924,666,215$73.6M
2025-03-31 → 2025-06-30AQR Capital ManagementNEW0350,203$8.3M
2025-03-31 → 2025-06-30Norges Bank Investment ManagementNEW02,160,728$51.0M
2025-03-31 → 2025-06-30Davidson Kempner Capital ManagementCLOSED450,0000-$8.2M
2025-03-31 → 2025-06-30Discovery Capital ManagementTRIMMED2,630,9302,299,130$6.4M
2025-03-31 → 2025-06-30Marshall WaceTRIMMED147,35274,831-$0.9M
2025-03-31 → 2025-06-30Neuberger BermanADDED16,15358,800$1.1M
2025-03-31 → 2025-06-30Voss CapitalTRIMMED2,220,7091,400,000-$7.4M
2025-03-31 → 2025-06-30Ancora AdvisorsADDED68,770132,204$1.9M
2025-03-31 → 2025-06-30Geode Capital ManagementADDED2,299,9972,513,161$17.5M
2025-03-31 → 2025-06-30PrimeCap ManagementADDED10,061,58912,030,656$100.9M
2025-03-31 → 2025-06-30Loomis SaylesADDED435,6741,059,209$25.0M
2025-03-31 → 2025-06-30Charles Schwab Investment ManagementADDED1,549,1581,745,013$13.0M
2025-03-31 → 2025-06-30Victory Capital ManagementADDED29,85933,708$0.3M
2025-03-31 → 2025-06-30Moore Capital ManagementADDED498,264611,123$5.4M
2025-03-31 → 2025-06-30Verition Fund ManagementTRIMMED290,70692,481-$3.1M
2025-03-31 → 2025-06-30Walleye CapitalADDED21,06938,400$0.5M
2025-03-31 → 2025-06-30Squarepoint OpsTRIMMED35,10031,500$0.1M
2025-03-31 → 2025-06-30Monashee Investment ManagementCLOSED360,0000-$6.6M
2024-12-31 → 2025-03-31Renaissance TechnologiesADDED11,00031,400$0.3M
2024-12-31 → 2025-03-31Citadel AdvisorsADDED1,042,6223,703,182$45.5M
2024-12-31 → 2025-03-31Point72 Asset ManagementCLOSED126,3820-$2.7M
2024-12-31 → 2025-03-31D. E. Shaw & Co.CLOSED119,9360-$2.5M
2024-12-31 → 2025-03-31Two Sigma InvestmentsNEW054,100$1.0M
2024-12-31 → 2025-03-31Millennium ManagementADDED1,196,5742,011,792$11.5M
2024-12-31 → 2025-03-31AQR Capital ManagementCLOSED84,3570-$1.8M
2024-12-31 → 2025-03-31Norges Bank Investment ManagementCLOSED1,440,1270-$30.3M
2024-12-31 → 2025-03-31Davidson Kempner Capital ManagementNEW0450,000$8.2M
2024-12-31 → 2025-03-31Discovery Capital ManagementADDED465,3002,630,930$38.1M
2024-12-31 → 2025-03-31Marshall WaceNEW0147,352$2.7M
2024-12-31 → 2025-03-31Neuberger BermanTRIMMED21,32116,153-$0.2M
2024-12-31 → 2025-03-31Voss CapitalADDED449,8182,220,709$31.0M
2024-12-31 → 2025-03-31Engine CapitalADDED621,400635,255-$1.5M
2024-12-31 → 2025-03-31Ancora AdvisorsADDED6568,770$1.3M
2024-12-31 → 2025-03-31Arrowstreet CapitalCLOSED71,9460-$1.5M
2024-12-31 → 2025-03-31Geode Capital ManagementADDED1,963,2482,299,997$0.6M
2024-12-31 → 2025-03-31PrimeCap ManagementADDED6,414,37910,061,589$48.2M
2024-12-31 → 2025-03-31Loomis SaylesNEW0435,674$0.0M
2024-12-31 → 2025-03-31Charles Schwab Investment ManagementADDED1,264,2571,549,158$1.6M
2024-12-31 → 2025-03-31Victory Capital ManagementTRIMMED42,31929,859-$0.3M
2024-12-31 → 2025-03-31Moore Capital ManagementTRIMMED592,190498,264-$3.4M
2024-12-31 → 2025-03-31Verition Fund ManagementTRIMMED320,916290,706-$1.5M
2024-12-31 → 2025-03-31Walleye CapitalADDED17,00021,069$0.0M
2024-12-31 → 2025-03-31Squarepoint OpsADDED18,98935,100$0.2M
2024-12-31 → 2025-03-31Monashee Investment ManagementNEW0360,000$6.6M
2024-09-30 → 2024-12-31Renaissance TechnologiesTRIMMED440,50011,000-$14.0M
2024-09-30 → 2024-12-31Citadel AdvisorsADDED481,0331,042,622$6.4M
2024-09-30 → 2024-12-31Bridgewater AssociatesCLOSED48,5320-$1.6M
2024-09-30 → 2024-12-31Soros Fund ManagementCLOSED27,0010-$0.9M
2024-09-30 → 2024-12-31Point72 Asset ManagementADDED6,009126,382$2.5M
2024-09-30 → 2024-12-31D. E. Shaw & Co.ADDED86,390119,936-$0.3M
2024-09-30 → 2024-12-31Two Sigma InvestmentsCLOSED321,0960-$10.4M
2024-09-30 → 2024-12-31Millennium ManagementADDED671,7671,196,574$3.5M
2024-09-30 → 2024-12-31AQR Capital ManagementTRIMMED639,32684,357-$13.5M
2024-09-30 → 2024-12-31Adage Capital PartnersCLOSED118,0270-$3.8M
2024-09-30 → 2024-12-31Norges Bank Investment ManagementNEW01,440,127$30.3M
2024-09-30 → 2024-12-31Discovery Capital ManagementNEW0465,300$9.8M
2024-09-30 → 2024-12-31Neuberger BermanTRIMMED890,47421,321-$28.3M
2024-09-30 → 2024-12-31Voss CapitalNEW0449,818$9.5M
2024-09-30 → 2024-12-31Engine CapitalNEW0621,400$13.1M
2024-09-30 → 2024-12-31Ancora AdvisorsTRIMMED25,41565-$0.8M
2024-09-30 → 2024-12-31Arrowstreet CapitalNEW071,946$1.5M
2024-09-30 → 2024-12-31Geode Capital ManagementTRIMMED3,145,2641,963,248-$59.7M
2024-09-30 → 2024-12-31PrimeCap ManagementADDED5,271,2826,414,379-$35.1M
2024-09-30 → 2024-12-31Charles Schwab Investment ManagementADDED760,5161,264,257$2.1M
2024-09-30 → 2024-12-31Victory Capital ManagementTRIMMED212,15042,319-$6.0M
2024-09-30 → 2024-12-31Moore Capital ManagementNEW0592,190$12.5M
2024-09-30 → 2024-12-31Verition Fund ManagementNEW0320,916$6.7M
2024-09-30 → 2024-12-31Walleye CapitalTRIMMED32,33017,000-$0.7M
2024-09-30 → 2024-12-31Squarepoint OpsTRIMMED39,33518,989-$0.9M
2024-09-30 → 2024-12-31Qube Research & TechnologiesCLOSED35,9580-$1.2M
2024-09-30 → 2024-12-31Man GroupCLOSED14,4750-$0.5M
2024-06-30 → 2024-09-30Renaissance TechnologiesNEW0440,500$14.2M
2024-06-30 → 2024-09-30Citadel AdvisorsNEW0481,033$15.5M
2024-06-30 → 2024-09-30Bridgewater AssociatesNEW048,532$1.6M
2024-06-30 → 2024-09-30Soros Fund ManagementNEW027,001$0.9M
2024-06-30 → 2024-09-30Point72 Asset ManagementNEW06,009$0.2M
2024-06-30 → 2024-09-30D. E. Shaw & Co.NEW086,390$2.8M
2024-06-30 → 2024-09-30Two Sigma InvestmentsNEW0321,096$10.4M
2024-06-30 → 2024-09-30Millennium ManagementNEW0671,767$21.7M
2024-06-30 → 2024-09-30AQR Capital ManagementNEW0639,326$15.3M
2024-06-30 → 2024-09-30Adage Capital PartnersNEW0118,027$3.8M
2024-06-30 → 2024-09-30Neuberger BermanNEW0890,474$28.7M
2024-06-30 → 2024-09-30Ancora AdvisorsNEW025,415$0.8M
2024-06-30 → 2024-09-30Geode Capital ManagementNEW03,145,264$101.0M
2024-06-30 → 2024-09-30PrimeCap ManagementNEW05,271,282$170.0M
2024-06-30 → 2024-09-30Charles Schwab Investment ManagementNEW0760,516$24.5M
2024-06-30 → 2024-09-30Victory Capital ManagementNEW0212,150$6.8M
2024-06-30 → 2024-09-30Walleye CapitalNEW032,330$1.0M
2024-06-30 → 2024-09-30Squarepoint OpsNEW039,335$1.3M
2024-06-30 → 2024-09-30Qube Research & TechnologiesNEW035,958$1.2M
2024-06-30 → 2024-09-30Man GroupNEW014,475$0.5M