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Hedge Funds Tracker

WTM

WHITE MOUNTAINS INSURANCE GROUP LTD
Funds Buying8
Funds Selling18
# Funds Holding26
Total Value Held$638.0M

Current Holders

FundSharesValue% of PortfolioAs OfLatest MoveLatest Share Change
Neuberger Berman119,141$247.0M0%2026-06-30TRIMMED-5,574
Geode Capital Management49,412$102.5M0%2026-06-30ADDED+7,293
Norges Bank Investment Management27,956$58.0M0%2026-06-30NEW+27,956
Charles Schwab Investment Management23,505$48.7M0%2026-06-30TRIMMED-736
Southeastern Asset Management17,104$35.5M1%2026-06-30TRIMMED-1,760
Select Equity Group10,560$23.2M0%2026-03-31CLOSED-10,560
Victory Capital Management10,684$22.2M0%2026-06-30TRIMMED-461
Qube Research & Technologies9,673$20.1M0%2026-06-30ADDED+8,657
Arrowstreet Capital7,284$15.1M0%2026-06-30ADDED+5,371
Citadel Advisors7,136$14.8M0%2026-06-30ADDED+4,533
D. E. Shaw & Co.6,618$13.7M0%2026-06-30TRIMMED-2,292
AQR Capital Management5,450$11.3M0%2026-06-30TRIMMED-2,288
Marshall Wace3,878$8.5M0%2026-03-31CLOSED-3,878
Renaissance Technologies2,611$5.7M0%2026-03-31CLOSED-2,611
Walleye Capital1,130$2.3M0%2026-06-30NEW+1,130
Man Group1,367$2.3M0%2024-09-30CLOSED-1,367
Squarepoint Ops905$1.9M0%2026-06-30NEW+905
Schonfeld Strategic Advisors800$1.5M0%2025-03-31CLOSED-800
Verition Fund Management571$1.0M0%2025-06-30CLOSED-571
Bridgewater Associates414$0.9M0%2026-03-31CLOSED-414
Capstone Investment Advisors368$0.6M0%2025-09-30CLOSED-368
Two Sigma Investments300$0.6M0%2025-03-31CLOSED-300
Millennium Management143$0.3M0%2026-06-30TRIMMED-244
Clearbridge Investments100$0.2M0%2026-06-30NEW+100
Point72 Asset Management12$0.0M0%2023-09-30CLOSED-12
Loomis Sayles10$0.0M0%2023-12-31CLOSED-10

Move History

QuarterFundActionPrev SharesNew SharesValue Change
2026-03-31 → 2026-06-30Renaissance TechnologiesCLOSED2,6110-$5.7M
2026-03-31 → 2026-06-30Citadel AdvisorsADDED2,6037,136$9.1M
2026-03-31 → 2026-06-30Bridgewater AssociatesCLOSED4140-$0.9M
2026-03-31 → 2026-06-30D. E. Shaw & Co.TRIMMED8,9106,618-$5.9M
2026-03-31 → 2026-06-30Millennium ManagementTRIMMED387143-$0.6M
2026-03-31 → 2026-06-30AQR Capital ManagementTRIMMED7,7385,450-$5.7M
2026-03-31 → 2026-06-30Norges Bank Investment ManagementNEW027,956$58.0M
2026-03-31 → 2026-06-30Southeastern Asset ManagementTRIMMED18,86417,104-$6.0M
2026-03-31 → 2026-06-30Marshall WaceCLOSED3,8780-$8.5M
2026-03-31 → 2026-06-30Neuberger BermanTRIMMED124,715119,141-$27.0M
2026-03-31 → 2026-06-30Arrowstreet CapitalADDED1,9137,284$10.9M
2026-03-31 → 2026-06-30Geode Capital ManagementADDED42,11949,412$9.9M
2026-03-31 → 2026-06-30Charles Schwab Investment ManagementTRIMMED24,24123,505-$4.5M
2026-03-31 → 2026-06-30Victory Capital ManagementTRIMMED11,14510,684-$2.3M
2026-03-31 → 2026-06-30Select Equity GroupCLOSED10,5600-$23.2M
2026-03-31 → 2026-06-30Walleye CapitalNEW01,130$2.3M
2026-03-31 → 2026-06-30Squarepoint OpsNEW0905$1.9M
2026-03-31 → 2026-06-30Qube Research & TechnologiesADDED1,0169,673$17.8M
2025-12-31 → 2026-03-31Renaissance TechnologiesADDED1,5012,611$2.6M
2025-12-31 → 2026-03-31Citadel AdvisorsADDED1,1932,603$3.2M
2025-12-31 → 2026-03-31Bridgewater AssociatesNEW0414$0.9M
2025-12-31 → 2026-03-31D. E. Shaw & Co.ADDED8,5938,910$1.7M
2025-12-31 → 2026-03-31Millennium ManagementTRIMMED856387-$0.9M
2025-12-31 → 2026-03-31AQR Capital ManagementADDED4,4767,738$7.7M
2025-12-31 → 2026-03-31Norges Bank Investment ManagementCLOSED32,1840-$66.9M
2025-12-31 → 2026-03-31Southeastern Asset ManagementTRIMMED31,65218,864-$24.3M
2025-12-31 → 2026-03-31Marshall WaceADDED1,0983,878$6.2M
2025-12-31 → 2026-03-31Neuberger BermanTRIMMED129,654124,715$4.6M
2025-12-31 → 2026-03-31Arrowstreet CapitalADDED8111,913$2.5M
2025-12-31 → 2026-03-31Geode Capital ManagementADDED41,51842,119$6.3M
2025-12-31 → 2026-03-31Charles Schwab Investment ManagementADDED23,23824,241$5.0M
2025-12-31 → 2026-03-31Victory Capital ManagementADDED6,29611,145$11.4M
2025-12-31 → 2026-03-31Select Equity GroupTRIMMED19,71310,560-$17.8M
2025-12-31 → 2026-03-31Squarepoint OpsCLOSED7060-$1.5M
2025-12-31 → 2026-03-31Qube Research & TechnologiesADDED5321,016$1.1M
2025-09-30 → 2025-12-31Renaissance TechnologiesTRIMMED1,8511,501$0.0M
2025-09-30 → 2025-12-31Citadel AdvisorsADDED2811,193$2.0M
2025-09-30 → 2025-12-31D. E. Shaw & Co.ADDED2,5128,593$13.7M
2025-09-30 → 2025-12-31Millennium ManagementTRIMMED934856$0.2M
2025-09-30 → 2025-12-31AQR Capital ManagementTRIMMED5,9134,476-$0.5M
2025-09-30 → 2025-12-31Norges Bank Investment ManagementNEW032,184$66.9M
2025-09-30 → 2025-12-31Marshall WaceNEW01,098$2.3M
2025-09-30 → 2025-12-31Neuberger BermanADDED115,015129,654$77.2M
2025-09-30 → 2025-12-31Arrowstreet CapitalNEW0811$1.7M
2025-09-30 → 2025-12-31Clearbridge InvestmentsNEW0100$0.2M
2025-09-30 → 2025-12-31Geode Capital ManagementTRIMMED42,09041,518$15.9M
2025-09-30 → 2025-12-31Charles Schwab Investment ManagementTRIMMED24,23223,238$7.8M
2025-09-30 → 2025-12-31Victory Capital ManagementTRIMMED8,5266,296-$1.2M
2025-09-30 → 2025-12-31Select Equity GroupADDED16,94619,713$12.6M
2025-09-30 → 2025-12-31Walleye CapitalCLOSED3960-$0.7M
2025-09-30 → 2025-12-31Squarepoint OpsADDED178706$1.2M
2025-09-30 → 2025-12-31Qube Research & TechnologiesTRIMMED636532$0.0M
2025-09-30 → 2025-12-31Capstone Investment AdvisorsCLOSED3680-$0.6M
2025-06-30 → 2025-09-30Renaissance TechnologiesNEW01,851$3.1M
2025-06-30 → 2025-09-30Citadel AdvisorsTRIMMED1,171281-$1.6M
2025-06-30 → 2025-09-30D. E. Shaw & Co.ADDED2,4362,512-$0.2M
2025-06-30 → 2025-09-30Millennium ManagementTRIMMED1,392934-$0.9M
2025-06-30 → 2025-09-30AQR Capital ManagementTRIMMED8,0845,913-$4.6M
2025-06-30 → 2025-09-30Norges Bank Investment ManagementCLOSED30,4940-$54.8M
2025-06-30 → 2025-09-30Southeastern Asset ManagementADDED21,09431,652$15.0M
2025-06-30 → 2025-09-30Neuberger BermanADDED83,699115,015$41.9M
2025-06-30 → 2025-09-30Geode Capital ManagementTRIMMED42,52942,090-$6.0M
2025-06-30 → 2025-09-30Charles Schwab Investment ManagementADDED24,18324,232-$2.9M
2025-06-30 → 2025-09-30Victory Capital ManagementTRIMMED17,6408,526-$17.4M
2025-06-30 → 2025-09-30Select Equity GroupTRIMMED17,87216,946-$3.8M
2025-06-30 → 2025-09-30Verition Fund ManagementCLOSED5710-$1.0M
2025-06-30 → 2025-09-30Walleye CapitalADDED300396$0.1M
2025-06-30 → 2025-09-30Squarepoint OpsTRIMMED279178-$0.2M
2025-06-30 → 2025-09-30Qube Research & TechnologiesTRIMMED1,792636-$2.2M
2025-06-30 → 2025-09-30Capstone Investment AdvisorsNEW0368$0.6M
2025-03-31 → 2025-06-30Renaissance TechnologiesCLOSED6000-$1.2M
2025-03-31 → 2025-06-30Citadel AdvisorsTRIMMED1,1761,171-$0.2M
2025-03-31 → 2025-06-30D. E. Shaw & Co.ADDED2,3582,436-$0.2M
2025-03-31 → 2025-06-30Two Sigma InvestmentsCLOSED3000-$0.6M
2025-03-31 → 2025-06-30Millennium ManagementADDED9561,392$0.7M
2025-03-31 → 2025-06-30AQR Capital ManagementTRIMMED8,4928,084-$1.8M
2025-03-31 → 2025-06-30Norges Bank Investment ManagementNEW030,494$54.8M
2025-03-31 → 2025-06-30Southeastern Asset ManagementADDED18,48421,094$2.3M
2025-03-31 → 2025-06-30Neuberger BermanADDED56,86483,699$40.8M
2025-03-31 → 2025-06-30Geode Capital ManagementADDED42,18642,529-$4.9M
2025-03-31 → 2025-06-30Charles Schwab Investment ManagementTRIMMED24,70624,183-$4.2M
2025-03-31 → 2025-06-30Victory Capital ManagementADDED16,09117,640$0.7M
2025-03-31 → 2025-06-30Select Equity GroupTRIMMED27,99917,872-$21.8M
2025-03-31 → 2025-06-30Verition Fund ManagementTRIMMED1,014571-$0.9M
2025-03-31 → 2025-06-30Walleye CapitalNEW0300$0.5M
2025-03-31 → 2025-06-30Squarepoint OpsADDED196279$0.1M
2025-03-31 → 2025-06-30Schonfeld Strategic AdvisorsCLOSED8000-$1.5M
2024-12-31 → 2025-06-30Qube Research & TechnologiesADDED1,0681,792$1.1M
2024-12-31 → 2025-03-31Citadel AdvisorsNEW01,176$2.3M
2024-12-31 → 2025-03-31D. E. Shaw & Co.TRIMMED2,7192,358-$0.7M
2024-12-31 → 2025-03-31Two Sigma InvestmentsTRIMMED470300-$0.3M
2024-12-31 → 2025-03-31Millennium ManagementTRIMMED2,401956-$2.8M
2024-12-31 → 2025-03-31AQR Capital ManagementTRIMMED10,1408,492-$3.4M
2024-12-31 → 2025-03-31Norges Bank Investment ManagementCLOSED30,6730-$59.7M
2024-12-31 → 2025-03-31Southeastern Asset ManagementTRIMMED19,24418,484-$1.8M
2024-12-31 → 2025-03-31Neuberger BermanADDED45,43856,864$21.1M
2024-12-31 → 2025-03-31Geode Capital ManagementADDED39,73542,186$4.0M
2024-12-31 → 2025-03-31Charles Schwab Investment ManagementTRIMMED25,36324,706-$1.8M
2024-12-31 → 2025-03-31Victory Capital ManagementADDED11,54816,091$8.5M
2024-12-31 → 2025-03-31Select Equity GroupADDED27,59927,999$0.2M
2024-12-31 → 2025-03-31Verition Fund ManagementADDED6551,014$0.7M
2024-12-31 → 2025-03-31Squarepoint OpsNEW0196$0.4M
2024-12-31 → 2025-03-31Schonfeld Strategic AdvisorsADDED700800$0.2M
2024-09-30 → 2024-12-31Renaissance TechnologiesTRIMMED1,900600-$2.1M
2024-09-30 → 2024-12-31D. E. Shaw & Co.TRIMMED3,2402,719-$0.2M
2024-09-30 → 2024-12-31Two Sigma InvestmentsADDED356470$0.3M
2024-09-30 → 2024-12-31Millennium ManagementADDED3942,401$4.0M
2024-09-30 → 2024-12-31AQR Capital ManagementTRIMMED10,90610,140$1.1M
2024-09-30 → 2024-12-31Norges Bank Investment ManagementNEW030,673$59.7M
2024-09-30 → 2024-12-31Southeastern Asset ManagementTRIMMED20,73819,244$37.4M
2024-09-30 → 2024-12-31Neuberger BermanADDED33,11045,438$32.2M
2024-09-30 → 2024-12-31Geode Capital ManagementTRIMMED39,84439,735$9.7M
2024-09-30 → 2024-12-31Charles Schwab Investment ManagementADDED25,22025,363$6.6M
2024-09-30 → 2024-12-31Victory Capital ManagementADDED6,35311,548$11.7M
2024-09-30 → 2024-12-31Select Equity GroupTRIMMED34,66327,599-$5.1M
2024-09-30 → 2024-12-31Verition Fund ManagementADDED391655$0.6M
2024-09-30 → 2024-12-31Qube Research & TechnologiesTRIMMED1,7131,068-$0.8M
2024-09-30 → 2024-12-31Man GroupCLOSED1,3670-$2.3M
2024-06-30 → 2024-09-30Renaissance TechnologiesTRIMMED2,0001,900-$0.4M
2024-06-30 → 2024-09-30Bridgewater AssociatesCLOSED7560-$1.4M
2024-06-30 → 2024-09-30D. E. Shaw & Co.TRIMMED3,6003,240-$1.0M
2024-06-30 → 2024-09-30Two Sigma InvestmentsADDED353356-$0.0M
2024-06-30 → 2024-09-30Millennium ManagementADDED364394$0.0M
2024-06-30 → 2024-09-30AQR Capital ManagementADDED10,44810,906-$0.0M
2024-06-30 → 2024-09-30Norges Bank Investment ManagementCLOSED30,1060-$54.7M
2024-06-30 → 2024-09-30Southeastern Asset ManagementTRIMMED21,42320,738-$38.9M
2024-06-30 → 2024-09-30Neuberger BermanADDED17,16133,110$25.0M
2024-06-30 → 2024-09-30Geode Capital ManagementADDED39,57139,844-$4.3M
2024-06-30 → 2024-09-30Charles Schwab Investment ManagementADDED24,84125,220-$2.4M
2024-06-30 → 2024-09-30Victory Capital ManagementTRIMMED11,4376,353-$10.0M
2024-06-30 → 2024-09-30Select Equity GroupTRIMMED59,36134,663-$49.1M
2024-06-30 → 2024-09-30Verition Fund ManagementADDED309391$0.1M
2024-06-30 → 2024-09-30Schonfeld Strategic AdvisorsADDED500700$0.3M
2024-06-30 → 2024-09-30Qube Research & TechnologiesADDED1,6441,713-$0.1M
2024-06-30 → 2024-09-30Man GroupTRIMMED2,3341,367-$1.9M
2024-03-31 → 2024-06-30Renaissance TechnologiesTRIMMED2,4002,000$3.6M
2024-03-31 → 2024-06-30Bridgewater AssociatesNEW0756$1.4M
2024-03-31 → 2024-06-30D. E. Shaw & Co.TRIMMED3,7303,600-$0.1M
2024-03-31 → 2024-06-30Two Sigma InvestmentsTRIMMED922353-$1.0M
2024-03-31 → 2024-06-30Millennium ManagementTRIMMED692364-$0.6M
2024-03-31 → 2024-06-30AQR Capital ManagementADDED9,15210,448$2.1M
2024-03-31 → 2024-06-30Norges Bank Investment ManagementNEW030,106$54.7M
2024-03-31 → 2024-06-30Southeastern Asset ManagementTRIMMED24,70821,423-$5.4M
2024-03-31 → 2024-06-30Neuberger BermanADDED1,01417,161$29.4M
2024-03-31 → 2024-06-30Geode Capital ManagementADDED38,89939,571$2.1M
2024-03-31 → 2024-06-30Charles Schwab Investment ManagementADDED24,82924,841$0.6M
2024-03-31 → 2024-06-30Victory Capital ManagementTRIMMED14,25111,437-$4.8M
2024-03-31 → 2024-06-30Select Equity GroupADDED49,93159,361$18.3M
2024-03-31 → 2024-06-30Verition Fund ManagementADDED121309$0.3M
2024-03-31 → 2024-06-30Walleye CapitalCLOSED4110-$0.7M
2024-03-31 → 2024-06-30Schonfeld Strategic AdvisorsNEW0500$0.9M
2024-03-31 → 2024-06-30Qube Research & TechnologiesADDED1,5691,644$0.2M
2024-03-31 → 2024-06-30Man GroupADDED1,5092,334$1.5M
2023-12-31 → 2024-03-31Renaissance TechnologiesTRIMMED3,1002,400-$0.0M
2023-12-31 → 2024-03-31Citadel AdvisorsCLOSED3310-$0.5M
2023-12-31 → 2024-03-31D. E. Shaw & Co.TRIMMED4,0513,730$0.6M
2023-12-31 → 2024-03-31Two Sigma InvestmentsADDED422922$1.0M
2023-12-31 → 2024-03-31Millennium ManagementADDED272692$0.8M
2023-12-31 → 2024-03-31AQR Capital ManagementADDED9,1009,152$2.9M
2023-12-31 → 2024-03-31Norges Bank Investment ManagementCLOSED28,2400-$42.5M
2023-12-31 → 2024-03-31Southeastern Asset ManagementTRIMMED32,44624,708-$4.5M
2023-12-31 → 2024-03-31Neuberger BermanTRIMMED1,0191,014$0.3M
2023-12-31 → 2024-03-31Geode Capital ManagementADDED37,72538,899$13.0M
2023-12-31 → 2024-03-31Loomis SaylesCLOSED100-$0.0M
2023-12-31 → 2024-03-31Charles Schwab Investment ManagementADDED24,50824,829$7.7M
2023-12-31 → 2024-03-31Victory Capital ManagementTRIMMED18,34614,251-$2.0M
2023-12-31 → 2024-03-31Select Equity GroupADDED30,07149,931$44.3M
2023-12-31 → 2024-03-31Verition Fund ManagementTRIMMED291121-$0.2M
2023-12-31 → 2024-03-31Walleye CapitalADDED225411$0.4M
2023-12-31 → 2024-03-31Squarepoint OpsCLOSED1380-$0.2M
2023-12-31 → 2024-03-31Qube Research & TechnologiesTRIMMED1,8461,569$0.0M
2023-12-31 → 2024-03-31Man GroupADDED5471,509$1.9M
2023-09-30 → 2023-12-31Renaissance TechnologiesTRIMMED3,3003,100-$0.0M
2023-09-30 → 2023-12-31Citadel AdvisorsNEW0331$0.5M
2023-09-30 → 2023-12-31Point72 Asset ManagementCLOSED120-$0.0M
2023-09-30 → 2023-12-31D. E. Shaw & Co.ADDED3,7514,051$0.5M
2023-09-30 → 2023-12-31Two Sigma InvestmentsNEW0422$0.6M
2023-09-30 → 2023-12-31Millennium ManagementTRIMMED1,465272-$1.8M
2023-09-30 → 2023-12-31AQR Capital ManagementTRIMMED9,5809,100-$0.8M
2023-09-30 → 2023-12-31Norges Bank Investment ManagementNEW028,240$42.5M
2023-09-30 → 2023-12-31Southeastern Asset ManagementTRIMMED32,94532,446-$0.4M
2023-09-30 → 2023-12-31Neuberger BermanTRIMMED1,0261,019-$0.0M
2023-09-30 → 2023-12-31Geode Capital ManagementADDED36,81237,725$1.7M
2023-09-30 → 2023-12-31Loomis SaylesADDED610$0.0M
2023-09-30 → 2023-12-31Charles Schwab Investment ManagementADDED23,90024,508$1.1M
2023-09-30 → 2023-12-31Victory Capital ManagementTRIMMED19,13018,346-$1.0M
2023-09-30 → 2023-12-31Select Equity GroupADDED17,70230,071$18.8M
2023-09-30 → 2023-12-31Verition Fund ManagementTRIMMED381291-$0.1M
2023-09-30 → 2023-12-31Walleye CapitalADDED197225$0.0M
2023-09-30 → 2023-12-31Squarepoint OpsNEW0138$0.2M
2023-09-30 → 2023-12-31Schonfeld Strategic AdvisorsCLOSED1420-$0.2M
2023-09-30 → 2023-12-31Qube Research & TechnologiesADDED1,7941,846$0.1M
2023-09-30 → 2023-12-31Man GroupTRIMMED1,478547-$1.4M