CompositeGovernment TrackerInsider TradingHedge FundsRed FlagsFinancials

Hedge Funds Tracker

BIIB

BIOGEN INC.
Funds Buying14
Funds Selling26
# Funds Holding40
Total Value Held$6,084.4M

Current Holders

FundSharesValue% of PortfolioAs OfLatest MoveLatest Share Change
PrimeCap Management15,154,606$3,274.3M2%2026-06-30ADDED+396,999
Geode Capital Management4,449,295$957.9M0%2026-06-30ADDED+106,693
Norges Bank Investment Management2,580,033$557.4M0%2026-06-30NEW+2,580,033
AQR Capital Management1,936,859$416.9M0%2026-06-30ADDED+13,302
Charles Schwab Investment Management1,117,663$241.5M0%2026-06-30TRIMMED-31,731
Citadel Advisors867,556$187.4M0%2026-06-30ADDED+336,863
Victory Capital Management343,419$74.2M0%2026-06-30ADDED+22,634
Fisher Asset Management338,018$73.0M0%2026-06-30ADDED+25,400
Man Group196,222$42.4M0%2026-06-30TRIMMED-122,523
Adage Capital Partners129,599$28.0M0%2026-06-30TRIMMED-203,858
Moore Capital Management90,000$23.3M0%2023-12-31CLOSED-90,000
Suvretta Capital (now Montanova Capital)132,290$23.3M0%2025-12-31CLOSED-132,290
Hudson Bay Capital Management90,000$19.4M0%2026-06-30TRIMMED-111,367
Point72 Asset Management88,749$19.2M0%2026-06-30TRIMMED-725,568
D. E. Shaw & Co.80,838$17.5M0%2026-06-30ADDED+58,938
Renaissance Technologies77,744$16.8M0%2026-06-30TRIMMED-125,652
Farallon Capital Management71,000$15.3M0%2026-06-30NEW+71,000
OrbiMed Advisors61,600$13.3M0%2026-06-30NEW+61,600
Millennium Management49,500$10.7M0%2026-06-30TRIMMED-232,264
Glenview Capital Management57,019$10.5M0%2026-03-31CLOSED-57,019
Schonfeld Strategic Advisors48,828$9.0M0%2026-03-31CLOSED-48,828
Arrowstreet Capital45,349$8.0M0%2025-12-31CLOSED-45,349
Capital World Investors34,200$7.4M0%2024-03-31CLOSED-34,200
Verition Fund Management30,914$6.7M0%2026-06-30NEW+30,914
Squarepoint Ops27,105$5.9M0%2026-06-30TRIMMED-10,048
Bridgewater Associates39,983$5.6M0%2025-09-30CLOSED-39,983
Walleye Capital25,069$5.4M0%2026-06-30TRIMMED-42,570
Marshall Wace18,895$4.1M0%2026-06-30TRIMMED-219,384
Neuberger Berman13,048$2.8M0%2026-06-30ADDED+1,397
Graham Capital Management10,342$1.9M0%2026-03-31CLOSED-10,342
Qube Research & Technologies7,500$1.6M0%2026-06-30TRIMMED-227,821
Two Sigma Investments7,105$1.5M0%2026-06-30TRIMMED-2,339
Capstone Investment Advisors2,500$0.5M0%2026-06-30TRIMMED-1,200
Blackstone2,060$0.4M0%2026-06-30NEW+2,060
Maverick Capital1,600$0.4M0%2023-12-31CLOSED-1,600
Voleon Capital Management2,253$0.3M0%2025-09-30CLOSED-2,253
Clearbridge Investments1,584$0.2M0%2024-12-31CLOSED-1,584
Sarissa Capital Management950$0.2M0%2026-06-30NEW+950
Ancora Advisors39$0.0M0%2026-06-30TRIMMED-185
1832 Asset Management5$0.0M0%2023-09-30CLOSED-5

Move History

QuarterFundActionPrev SharesNew SharesValue Change
2026-03-31 → 2026-06-30Renaissance TechnologiesTRIMMED203,39677,744-$20.5M
2026-03-31 → 2026-06-30Citadel AdvisorsADDED530,693867,556$90.2M
2026-03-31 → 2026-06-30Point72 Asset ManagementTRIMMED814,31788,749-$130.1M
2026-03-31 → 2026-06-30D. E. Shaw & Co.ADDED21,90080,838$13.5M
2026-03-31 → 2026-06-30Two Sigma InvestmentsTRIMMED9,4447,105-$0.2M
2026-03-31 → 2026-06-30Millennium ManagementTRIMMED281,76449,500-$41.0M
2026-03-31 → 2026-06-30Fisher Asset ManagementADDED312,618338,018$15.7M
2026-03-31 → 2026-06-30AQR Capital ManagementADDED1,923,5571,936,859$70.7M
2026-03-31 → 2026-06-30Farallon Capital ManagementNEW071,000$15.3M
2026-03-31 → 2026-06-30Adage Capital PartnersTRIMMED333,457129,599-$33.1M
2026-03-31 → 2026-06-30Glenview Capital ManagementCLOSED57,0190-$10.5M
2026-03-31 → 2026-06-30Norges Bank Investment ManagementNEW02,580,033$557.4M
2026-03-31 → 2026-06-30Marshall WaceTRIMMED238,27918,895-$39.6M
2026-03-31 → 2026-06-30Neuberger BermanADDED11,65113,048$0.7M
2026-03-31 → 2026-06-30BlackstoneNEW02,060$0.4M
2026-03-31 → 2026-06-30Ancora AdvisorsTRIMMED22439-$0.0M
2026-03-31 → 2026-06-30Geode Capital ManagementADDED4,342,6024,449,295$164.5M
2026-03-31 → 2026-06-30PrimeCap ManagementADDED14,757,60715,154,606$568.8M
2026-03-31 → 2026-06-30Charles Schwab Investment ManagementTRIMMED1,149,3941,117,663$30.8M
2026-03-31 → 2026-06-30Victory Capital ManagementADDED320,785343,419$15.4M
2026-03-31 → 2026-06-30Sarissa Capital ManagementNEW0950$0.2M
2026-03-31 → 2026-06-30Verition Fund ManagementNEW030,914$6.7M
2026-03-31 → 2026-06-30Walleye CapitalTRIMMED67,63925,069-$7.0M
2026-03-31 → 2026-06-30Squarepoint OpsTRIMMED37,15327,105-$1.0M
2026-03-31 → 2026-06-30Schonfeld Strategic AdvisorsCLOSED48,8280-$9.0M
2026-03-31 → 2026-06-30Qube Research & TechnologiesTRIMMED235,3217,500-$41.5M
2026-03-31 → 2026-06-30Capstone Investment AdvisorsTRIMMED3,7002,500-$0.1M
2026-03-31 → 2026-06-30Graham Capital ManagementCLOSED10,3420-$1.9M
2026-03-31 → 2026-06-30Man GroupTRIMMED318,745196,222-$16.0M
2026-03-31 → 2026-06-30Hudson Bay Capital ManagementTRIMMED201,36790,000-$17.5M
2025-12-31 → 2026-03-31Renaissance TechnologiesTRIMMED399,196203,396-$33.0M
2025-12-31 → 2026-03-31Citadel AdvisorsTRIMMED609,424530,693-$10.0M
2025-12-31 → 2026-03-31Point72 Asset ManagementTRIMMED3,814,692814,317-$522.1M
2025-12-31 → 2026-03-31D. E. Shaw & Co.TRIMMED73,35421,900-$8.9M
2025-12-31 → 2026-03-31Two Sigma InvestmentsTRIMMED251,7639,444-$42.6M
2025-12-31 → 2026-03-31Millennium ManagementTRIMMED1,273,386281,764-$172.4M
2025-12-31 → 2026-03-31Fisher Asset ManagementADDED293,269312,618$5.7M
2025-12-31 → 2026-03-31AQR Capital ManagementADDED1,528,6161,923,557$77.2M
2025-12-31 → 2026-03-31Adage Capital PartnersADDED294,357333,457$9.3M
2025-12-31 → 2026-03-31Glenview Capital ManagementTRIMMED290,60557,019-$40.7M
2025-12-31 → 2026-03-31Norges Bank Investment ManagementCLOSED2,638,8340-$464.4M
2025-12-31 → 2026-03-31Marshall WaceTRIMMED386,928238,279-$24.4M
2025-12-31 → 2026-03-31Neuberger BermanADDED11,40411,651$0.1M
2025-12-31 → 2026-03-31Suvretta Capital (now Montanova Capital)CLOSED132,2900-$23.3M
2025-12-31 → 2026-03-31Ancora AdvisorsADDED124224$0.0M
2025-12-31 → 2026-03-31Arrowstreet CapitalCLOSED45,3490-$8.0M
2025-12-31 → 2026-03-31Geode Capital ManagementADDED4,199,3994,342,602$57.0M
2025-12-31 → 2026-03-31PrimeCap ManagementTRIMMED14,757,99714,757,607$108.3M
2025-12-31 → 2026-03-31Charles Schwab Investment ManagementADDED1,143,9021,149,394$9.4M
2025-12-31 → 2026-03-31Victory Capital ManagementADDED246,650320,785$15.4M
2025-12-31 → 2026-03-31OrbiMed AdvisorsNEW061,600$11.3M
2025-12-31 → 2026-03-31Verition Fund ManagementCLOSED18,5230-$3.3M
2025-12-31 → 2026-03-31Walleye CapitalTRIMMED96,47567,639-$4.6M
2025-12-31 → 2026-03-31Squarepoint OpsTRIMMED160,60837,153-$21.5M
2025-12-31 → 2026-03-31Schonfeld Strategic AdvisorsTRIMMED107,06848,828-$9.9M
2025-12-31 → 2026-03-31Qube Research & TechnologiesADDED180,700235,321$11.3M
2025-12-31 → 2026-03-31Capstone Investment AdvisorsTRIMMED16,2453,700-$2.2M
2025-12-31 → 2026-03-31Graham Capital ManagementNEW010,342$1.9M
2025-12-31 → 2026-03-31Man GroupTRIMMED339,284318,745-$1.3M
2025-12-31 → 2026-03-31Hudson Bay Capital ManagementTRIMMED221,860201,367-$2.1M
2025-09-30 → 2025-12-31Renaissance TechnologiesTRIMMED964,406399,196-$64.8M
2025-09-30 → 2025-12-31Citadel AdvisorsTRIMMED771,928609,424-$0.9M
2025-09-30 → 2025-12-31Bridgewater AssociatesCLOSED39,9830-$5.6M
2025-09-30 → 2025-12-31Point72 Asset ManagementTRIMMED4,872,9013,814,692-$11.2M
2025-09-30 → 2025-12-31D. E. Shaw & Co.TRIMMED517,32473,354-$59.6M
2025-09-30 → 2025-12-31Two Sigma InvestmentsADDED205,233251,763$15.6M
2025-09-30 → 2025-12-31Millennium ManagementTRIMMED1,457,7901,273,386$19.9M
2025-09-30 → 2025-12-31Fisher Asset ManagementADDED277,285293,269$12.8M
2025-09-30 → 2025-12-31AQR Capital ManagementTRIMMED1,783,5811,528,616$20.2M
2025-09-30 → 2025-12-31Adage Capital PartnersTRIMMED332,132294,357$5.3M
2025-09-30 → 2025-12-31Glenview Capital ManagementNEW0290,605$51.1M
2025-09-30 → 2025-12-31Norges Bank Investment ManagementNEW02,638,834$464.4M
2025-09-30 → 2025-12-31Marshall WaceTRIMMED890,061386,928-$56.6M
2025-09-30 → 2025-12-31Neuberger BermanADDED10,97811,404$0.5M
2025-09-30 → 2025-12-31Suvretta Capital (now Montanova Capital)TRIMMED168,190132,290-$0.3M
2025-09-30 → 2025-12-31Ancora AdvisorsADDED2124$0.0M
2025-09-30 → 2025-12-31Arrowstreet CapitalTRIMMED380,79145,349-$45.4M
2025-09-30 → 2025-12-31Geode Capital ManagementADDED4,068,7814,199,399$168.7M
2025-09-30 → 2025-12-31PrimeCap ManagementTRIMMED14,954,69714,757,997$502.4M
2025-09-30 → 2025-12-31Charles Schwab Investment ManagementADDED1,123,3491,143,902$44.0M
2025-09-30 → 2025-12-31Victory Capital ManagementADDED212,962246,650$13.6M
2025-09-30 → 2025-12-31Verition Fund ManagementTRIMMED30,03718,523-$0.9M
2025-09-30 → 2025-12-31Walleye CapitalADDED44,13796,475$10.8M
2025-09-30 → 2025-12-31Squarepoint OpsADDED24,228160,608$24.9M
2025-09-30 → 2025-12-31Schonfeld Strategic AdvisorsTRIMMED320,154107,068-$26.0M
2025-09-30 → 2025-12-31Voleon Capital ManagementCLOSED2,2530-$0.3M
2025-09-30 → 2025-12-31Qube Research & TechnologiesTRIMMED330,907180,700-$14.6M
2025-09-30 → 2025-12-31Capstone Investment AdvisorsTRIMMED25,17116,245-$0.7M
2025-09-30 → 2025-12-31Man GroupTRIMMED918,025339,284-$68.9M
2025-09-30 → 2025-12-31Hudson Bay Capital ManagementTRIMMED253,151221,860$3.6M
2025-06-30 → 2025-09-30Renaissance TechnologiesTRIMMED1,045,106964,406$3.8M
2025-06-30 → 2025-09-30Citadel AdvisorsTRIMMED1,345,490771,928-$60.8M
2025-06-30 → 2025-09-30Bridgewater AssociatesNEW039,983$5.6M
2025-06-30 → 2025-09-30Point72 Asset ManagementADDED4,081,7274,872,901$170.0M
2025-06-30 → 2025-09-30D. E. Shaw & Co.TRIMMED1,379,407517,324-$100.8M
2025-06-30 → 2025-09-30Two Sigma InvestmentsTRIMMED507,539205,233-$35.0M
2025-06-30 → 2025-09-30Millennium ManagementADDED754,5021,457,790$109.4M
2025-06-30 → 2025-09-30Fisher Asset ManagementTRIMMED289,137277,285$2.5M
2025-06-30 → 2025-09-30AQR Capital ManagementADDED1,364,8051,783,581$77.4M
2025-06-30 → 2025-09-30Adage Capital PartnersADDED247,937332,132$15.4M
2025-06-30 → 2025-09-30Norges Bank Investment ManagementCLOSED2,264,1770-$284.4M
2025-06-30 → 2025-09-30Marshall WaceADDED165,955890,061$103.8M
2025-06-30 → 2025-09-30Neuberger BermanTRIMMED11,11610,978$0.1M
2025-06-30 → 2025-09-30Suvretta Capital (now Montanova Capital)ADDED151,890168,190$4.5M
2025-06-30 → 2025-09-30Arrowstreet CapitalTRIMMED624,371380,791-$25.1M
2025-06-30 → 2025-09-30Geode Capital ManagementADDED3,918,1504,068,781$77.7M
2025-06-30 → 2025-09-30PrimeCap ManagementTRIMMED15,802,12214,954,697$110.3M
2025-06-30 → 2025-09-30Charles Schwab Investment ManagementADDED1,075,7571,123,349$22.3M
2025-06-30 → 2025-09-30Victory Capital ManagementADDED123,432212,962$14.3M
2025-06-30 → 2025-09-30Verition Fund ManagementADDED23,31330,037$1.3M
2025-06-30 → 2025-09-30Walleye CapitalTRIMMED56,55544,137-$0.9M
2025-06-30 → 2025-09-30Squarepoint OpsTRIMMED89,86124,228-$7.9M
2025-06-30 → 2025-09-30Schonfeld Strategic AdvisorsADDED63,989320,154$36.8M
2025-06-30 → 2025-09-30Voleon Capital ManagementNEW02,253$0.3M
2025-06-30 → 2025-09-30Qube Research & TechnologiesTRIMMED1,056,109330,907-$86.3M
2025-06-30 → 2025-09-30Capstone Investment AdvisorsADDED18,08625,171$1.3M
2025-06-30 → 2025-09-30Man GroupADDED793,282918,025$29.0M
2025-06-30 → 2025-09-30Hudson Bay Capital ManagementTRIMMED267,740253,151$1.8M
2025-03-31 → 2025-06-30Renaissance TechnologiesADDED804,5061,045,106$21.2M
2025-03-31 → 2025-06-30Citadel AdvisorsTRIMMED1,746,2641,345,490-$70.0M
2025-03-31 → 2025-06-30Point72 Asset ManagementADDED407,2574,081,727$456.9M
2025-03-31 → 2025-06-30D. E. Shaw & Co.TRIMMED1,726,3721,379,407-$63.0M
2025-03-31 → 2025-06-30Two Sigma InvestmentsTRIMMED879,330507,539-$56.6M
2025-03-31 → 2025-06-30Millennium ManagementADDED555,397754,502$18.8M
2025-03-31 → 2025-06-30Fisher Asset ManagementTRIMMED299,030289,137-$4.6M
2025-03-31 → 2025-06-30AQR Capital ManagementTRIMMED1,368,8421,364,805-$15.9M
2025-03-31 → 2025-06-30Adage Capital PartnersADDED70,767247,937$21.5M
2025-03-31 → 2025-06-30Norges Bank Investment ManagementNEW02,264,177$284.4M
2025-03-31 → 2025-06-30Marshall WaceADDED5,900165,955$20.0M
2025-03-31 → 2025-06-30Neuberger BermanADDED6,89011,116$0.5M
2025-03-31 → 2025-06-30Suvretta Capital (now Montanova Capital)ADDED120,736151,890$2.6M
2025-03-31 → 2025-06-30Ancora AdvisorsNEW02$0.0M
2025-03-31 → 2025-06-30Arrowstreet CapitalADDED214,780624,371$49.0M
2025-03-31 → 2025-06-30Geode Capital ManagementADDED3,846,8643,918,150-$34.7M
2025-03-31 → 2025-06-30PrimeCap ManagementTRIMMED15,943,25915,802,122-$197.1M
2025-03-31 → 2025-06-30Charles Schwab Investment ManagementADDED1,019,2191,075,757-$4.4M
2025-03-31 → 2025-06-30Victory Capital ManagementTRIMMED124,756123,432-$1.6M
2025-03-31 → 2025-06-30Verition Fund ManagementTRIMMED398,95223,313-$51.7M
2025-03-31 → 2025-06-30Walleye CapitalTRIMMED147,30556,555-$13.1M
2025-03-31 → 2025-06-30Squarepoint OpsTRIMMED459,61089,861-$51.6M
2025-03-31 → 2025-06-30Schonfeld Strategic AdvisorsNEW063,989$8.0M
2024-12-31 → 2025-06-30Qube Research & TechnologiesTRIMMED1,453,7421,056,109-$89.7M
2025-03-31 → 2025-06-30Capstone Investment AdvisorsTRIMMED23,46718,086-$0.9M
2025-03-31 → 2025-06-30Man GroupADDED765,321793,282-$5.1M
2025-03-31 → 2025-06-30Hudson Bay Capital ManagementADDED200,520267,740$6.2M
2024-12-31 → 2025-03-31Renaissance TechnologiesTRIMMED1,192,206804,506-$72.2M
2024-12-31 → 2025-03-31Citadel AdvisorsADDED564,7601,746,264$152.6M
2024-12-31 → 2025-03-31Bridgewater AssociatesCLOSED70,0330-$10.7M
2024-12-31 → 2025-03-31Point72 Asset ManagementNEW0407,257$55.7M
2024-12-31 → 2025-03-31D. E. Shaw & Co.ADDED1,648,6991,726,372-$15.9M
2024-12-31 → 2025-03-31Two Sigma InvestmentsADDED852,336879,330-$10.0M
2024-12-31 → 2025-03-31Millennium ManagementTRIMMED599,844555,397-$15.7M
2024-12-31 → 2025-03-31Fisher Asset ManagementADDED180,924299,030$13.3M
2024-12-31 → 2025-03-31AQR Capital ManagementADDED539,6921,368,842$105.3M
2024-12-31 → 2025-03-31Adage Capital PartnersNEW070,767$9.7M
2024-12-31 → 2025-03-31Norges Bank Investment ManagementCLOSED2,325,1990-$355.6M
2024-12-31 → 2025-03-31Marshall WaceTRIMMED79,9525,900-$11.4M
2024-12-31 → 2025-03-31Neuberger BermanADDED3,4426,890$0.4M
2024-12-31 → 2025-03-31Suvretta Capital (now Montanova Capital)ADDED115,436120,736-$1.1M
2024-12-31 → 2025-03-31Ancora AdvisorsCLOSED20-$0.0M
2024-12-31 → 2025-03-31Arrowstreet CapitalNEW0214,780$29.4M
2024-12-31 → 2025-03-31Clearbridge InvestmentsCLOSED1,5840-$0.2M
2024-12-31 → 2025-03-31Geode Capital ManagementADDED3,695,4763,846,864-$38.9M
2024-12-31 → 2025-03-31PrimeCap ManagementTRIMMED16,046,20915,943,259-$272.1M
2024-12-31 → 2025-03-31Charles Schwab Investment ManagementADDED971,2631,019,219-$9.1M
2024-12-31 → 2025-03-31Victory Capital ManagementADDED119,033124,756-$1.1M
2024-12-31 → 2025-03-31OrbiMed AdvisorsCLOSED509,1000-$77.9M
2024-12-31 → 2025-03-31Verition Fund ManagementTRIMMED403,030398,952-$7.0M
2024-12-31 → 2025-03-31Walleye CapitalADDED32,240147,305$15.2M
2024-12-31 → 2025-03-31Squarepoint OpsADDED401,201459,610$1.5M
2024-12-31 → 2025-03-31Schonfeld Strategic AdvisorsCLOSED79,5160-$12.2M
2024-12-31 → 2025-03-31Capstone Investment AdvisorsTRIMMED81,24623,467-$9.2M
2024-12-31 → 2025-03-31Graham Capital ManagementCLOSED13,3570-$2.0M
2024-12-31 → 2025-03-31Man GroupADDED686,550765,321-$0.3M
2024-12-31 → 2025-03-31Hudson Bay Capital ManagementTRIMMED241,008200,520-$9.4M
2024-09-30 → 2024-12-31Renaissance TechnologiesADDED952,7061,192,206-$2.4M
2024-09-30 → 2024-12-31Citadel AdvisorsTRIMMED631,266564,760-$36.0M
2024-09-30 → 2024-12-31Bridgewater AssociatesTRIMMED72,10470,033-$3.3M
2024-09-30 → 2024-12-31D. E. Shaw & Co.ADDED454,7391,648,699$164.0M
2024-09-30 → 2024-12-31Two Sigma InvestmentsADDED648,702852,336$4.6M
2024-09-30 → 2024-12-31Millennium ManagementADDED473,236599,844-$0.0M
2024-09-30 → 2024-12-31Fisher Asset ManagementADDED66,768180,924$14.7M
2024-09-30 → 2024-12-31AQR Capital ManagementADDED49,881539,692$72.3M
2024-09-30 → 2024-12-31Adage Capital PartnersCLOSED45,7990-$8.9M
2024-09-30 → 2024-12-31Norges Bank Investment ManagementNEW02,325,199$355.6M
2024-09-30 → 2024-12-31Marshall WaceADDED66,30079,952-$0.6M
2024-09-30 → 2024-12-31Neuberger BermanTRIMMED32,0993,442-$5.7M
2024-09-30 → 2024-12-31Suvretta Capital (now Montanova Capital)ADDED29,946115,436$11.8M
2024-09-30 → 2024-12-31Ancora AdvisorsTRIMMED262-$0.0M
2024-09-30 → 2024-12-31Clearbridge InvestmentsTRIMMED601,9861,584-$116.4M
2024-09-30 → 2024-12-31Geode Capital ManagementADDED3,613,0203,695,476-$134.4M
2024-09-30 → 2024-12-31PrimeCap ManagementTRIMMED16,315,07916,046,209-$708.7M
2024-09-30 → 2024-12-31Charles Schwab Investment ManagementADDED913,029971,263-$28.5M
2024-09-30 → 2024-12-31Victory Capital ManagementTRIMMED130,709119,033-$7.1M
2024-09-30 → 2024-12-31Sarissa Capital ManagementCLOSED26,9500-$5.2M
2024-09-30 → 2024-12-31OrbiMed AdvisorsTRIMMED813,000509,100-$79.7M
2024-09-30 → 2024-12-31Verition Fund ManagementADDED68,161403,030$48.4M
2024-09-30 → 2024-12-31Walleye CapitalADDED25,45332,240-$0.0M
2024-09-30 → 2024-12-31Squarepoint OpsADDED243,748401,201$14.1M
2024-09-30 → 2024-12-31Schonfeld Strategic AdvisorsADDED7,21179,516$10.8M
2024-09-30 → 2024-12-31Qube Research & TechnologiesADDED430,2451,453,742$138.9M
2024-09-30 → 2024-12-31Capstone Investment AdvisorsADDED62,84681,246$0.2M
2024-09-30 → 2024-12-31Graham Capital ManagementNEW013,357$2.0M
2024-09-30 → 2024-12-31Man GroupTRIMMED856,835686,550-$61.1M
2024-09-30 → 2024-12-31Hudson Bay Capital ManagementTRIMMED300,000241,008-$21.3M
2024-06-30 → 2024-09-30Renaissance TechnologiesADDED618,106952,706$41.4M
2024-06-30 → 2024-09-30Citadel AdvisorsADDED274,800631,266$58.7M
2024-06-30 → 2024-09-30Bridgewater AssociatesADDED16,41672,104$10.2M
2024-06-30 → 2024-09-30D. E. Shaw & Co.ADDED257,891454,739$28.4M
2024-06-30 → 2024-09-30Two Sigma InvestmentsADDED212,899648,702$76.4M
2024-06-30 → 2024-09-30Millennium ManagementADDED339,647473,236$13.0M
2024-06-30 → 2024-09-30Fisher Asset ManagementTRIMMED68,48766,768-$2.9M
2024-06-30 → 2024-09-30AQR Capital ManagementADDED23,55749,881$4.2M
2024-06-30 → 2024-09-30Adage Capital PartnersTRIMMED137,69945,799-$23.0M
2024-06-30 → 2024-09-30Norges Bank Investment ManagementCLOSED2,078,7450-$481.9M
2024-06-30 → 2024-09-30Marshall WaceNEW066,300$12.9M
2024-06-30 → 2024-09-30Neuberger BermanADDED31,50632,099-$1.1M
2024-06-30 → 2024-09-30Suvretta Capital (now Montanova Capital)NEW029,946$5.8M
2024-06-30 → 2024-09-30Ancora AdvisorsTRIMMED4526-$0.0M
2024-06-30 → 2024-09-30Clearbridge InvestmentsTRIMMED1,468,822601,986-$223.8M
2024-06-30 → 2024-09-30Geode Capital ManagementADDED3,565,9653,613,020-$126.5M
2024-06-30 → 2024-09-30PrimeCap ManagementTRIMMED16,338,29416,315,079-$625.0M
2024-06-30 → 2024-09-30Charles Schwab Investment ManagementADDED900,710913,029-$31.8M
2024-06-30 → 2024-09-30Victory Capital ManagementTRIMMED133,213130,709-$5.5M
2024-06-30 → 2024-09-30Sarissa Capital ManagementTRIMMED643,00026,950-$143.8M
2024-06-30 → 2024-09-30OrbiMed AdvisorsTRIMMED900,900813,000-$51.3M
2024-06-30 → 2024-09-30Verition Fund ManagementADDED40,80468,161$3.8M
2024-06-30 → 2024-09-30Walleye CapitalTRIMMED114,39525,453-$21.6M
2024-06-30 → 2024-09-30Squarepoint OpsADDED31,045243,748$40.1M
2024-06-30 → 2024-09-30Schonfeld Strategic AdvisorsADDED6,8707,211-$0.2M
2024-06-30 → 2024-09-30Qube Research & TechnologiesADDED150,432430,245$48.5M
2024-06-30 → 2024-09-30Capstone Investment AdvisorsADDED44,27362,846$1.9M
2024-06-30 → 2024-09-30Man GroupADDED57,595856,835$152.7M
2024-06-30 → 2024-09-30Hudson Bay Capital ManagementADDED195,000300,000$12.9M
2024-03-31 → 2024-06-30Renaissance TechnologiesTRIMMED884,704618,106$143.1M
2024-03-31 → 2024-06-30Citadel AdvisorsTRIMMED404,798274,800-$23.6M
2024-03-31 → 2024-06-30Bridgewater AssociatesTRIMMED44,95216,416-$5.9M
2024-03-31 → 2024-06-30D. E. Shaw & Co.TRIMMED327,308257,891-$10.8M
2024-03-31 → 2024-06-30Two Sigma InvestmentsTRIMMED326,425212,899-$21.0M
2024-03-31 → 2024-06-30Millennium ManagementADDED260,512339,647$22.6M
2024-03-31 → 2024-06-30Fisher Asset ManagementADDED61,54468,487$2.6M
2024-03-31 → 2024-06-30AQR Capital ManagementADDED6,36223,557$4.1M
2024-03-31 → 2024-06-30Adage Capital PartnersTRIMMED251,582137,699-$22.3M
2024-03-31 → 2024-06-30Norges Bank Investment ManagementNEW02,078,745$481.9M
2024-03-31 → 2024-06-30Marshall WaceCLOSED23,2280-$5.0M
2024-03-31 → 2024-06-30Neuberger BermanADDED19,69631,506$3.1M
2024-03-31 → 2024-06-30Ancora AdvisorsTRIMMED8045-$0.0M
2024-03-31 → 2024-06-30Clearbridge InvestmentsTRIMMED1,561,6601,468,822$3.8M
2024-03-31 → 2024-06-30Geode Capital ManagementADDED3,409,6743,565,965$91.1M
2024-03-31 → 2024-06-30Capital World InvestorsCLOSED34,2000-$7.4M
2024-03-31 → 2024-06-30PrimeCap ManagementADDED16,220,71616,338,294$289.9M
2024-03-31 → 2024-06-30Charles Schwab Investment ManagementADDED858,805900,710$23.6M
2024-03-31 → 2024-06-30Victory Capital ManagementTRIMMED135,254133,213$1.7M
2024-03-31 → 2024-06-30Verition Fund ManagementTRIMMED43,13340,804$0.2M
2024-03-31 → 2024-06-30Walleye CapitalTRIMMED126,584114,395-$0.8M
2024-03-31 → 2024-06-30Squarepoint OpsTRIMMED322,50931,045-$62.3M
2024-03-31 → 2024-06-30Schonfeld Strategic AdvisorsADDED5,5126,870$0.4M
2024-03-31 → 2024-06-30Qube Research & TechnologiesADDED118,545150,432$9.3M
2024-03-31 → 2024-06-30Capstone Investment AdvisorsADDED27,48144,273$4.3M
2024-03-31 → 2024-06-30Man GroupADDED56,64157,595$1.1M
2024-03-31 → 2024-06-30Hudson Bay Capital ManagementTRIMMED225,000195,000-$3.3M
2023-12-31 → 2024-03-31Renaissance TechnologiesADDED758,606884,704-$0.0M
2023-12-31 → 2024-03-31Citadel AdvisorsTRIMMED431,361404,798-$24.3M
2023-12-31 → 2024-03-31Bridgewater AssociatesTRIMMED143,28644,952-$27.4M
2023-12-31 → 2024-03-31D. E. Shaw & Co.ADDED31,435327,308$62.4M
2023-12-31 → 2024-03-31Two Sigma InvestmentsADDED54,025326,425$56.4M
2023-12-31 → 2024-03-31Millennium ManagementADDED81,835260,512$35.0M
2023-12-31 → 2024-03-31Fisher Asset ManagementTRIMMED63,90361,544-$3.3M
2023-12-31 → 2024-03-31AQR Capital ManagementTRIMMED37,1406,362-$8.2M
2023-12-31 → 2024-03-31Maverick CapitalCLOSED1,6000-$0.4M
2023-12-31 → 2024-03-31Adage Capital PartnersTRIMMED355,808251,582-$37.8M
2023-12-31 → 2024-03-31Norges Bank Investment ManagementCLOSED1,463,5710-$378.7M
2023-12-31 → 2024-03-31Marshall WaceNEW023,228$5.0M
2023-12-31 → 2024-03-31Neuberger BermanTRIMMED22,39319,696-$1.5M
2023-12-31 → 2024-03-31Ancora AdvisorsTRIMMED24180-$0.0M
2023-12-31 → 2024-03-31Clearbridge InvestmentsTRIMMED1,679,3021,561,660-$97.8M
2023-12-31 → 2024-03-31Geode Capital ManagementADDED3,309,3173,409,674-$120.7M
2023-12-31 → 2024-03-31PrimeCap ManagementTRIMMED16,264,48116,220,716-$711.1M
2023-12-31 → 2024-03-31Charles Schwab Investment ManagementADDED849,000858,805-$34.5M
2023-12-31 → 2024-03-31Victory Capital ManagementADDED131,148135,254-$4.8M
2023-12-31 → 2024-03-31Moore Capital ManagementCLOSED90,0000-$23.3M
2023-12-31 → 2024-03-31OrbiMed AdvisorsADDED827,600900,900-$19.9M
2023-12-31 → 2024-03-31Verition Fund ManagementADDED27,66543,133$2.1M
2023-12-31 → 2024-03-31Walleye CapitalADDED60,900126,584$11.5M
2023-12-31 → 2024-03-31Squarepoint OpsADDED100,902322,509$43.4M
2023-12-31 → 2024-03-31Schonfeld Strategic AdvisorsTRIMMED7,5205,512-$0.8M
2023-12-31 → 2024-03-31Qube Research & TechnologiesNEW0118,545$25.6M
2023-12-31 → 2024-03-31Capstone Investment AdvisorsTRIMMED37,59027,481-$3.8M
2023-12-31 → 2024-03-31Man GroupTRIMMED70,00856,641-$5.9M
2023-12-31 → 2024-03-31Hudson Bay Capital ManagementADDED135,000225,000$13.6M
2023-09-30 → 2023-12-31Renaissance TechnologiesTRIMMED1,086,397758,606-$0.1M
2023-09-30 → 2023-12-31Citadel AdvisorsTRIMMED621,636431,361-$48.1M
2023-09-30 → 2023-12-31Bridgewater AssociatesTRIMMED150,877143,286-$1.7M
2023-09-30 → 2023-12-31Point72 Asset ManagementCLOSED48,1000-$12.4M
2023-09-30 → 2023-12-31D. E. Shaw & Co.TRIMMED286,33831,435-$65.5M
2023-09-30 → 2023-12-31Two Sigma InvestmentsADDED19,51454,025$9.0M
2023-09-30 → 2023-12-31Millennium ManagementTRIMMED185,94481,835-$26.6M
2023-09-30 → 2023-12-31Fisher Asset ManagementTRIMMED113,79963,903-$12.7M
2023-09-30 → 2023-12-31AQR Capital ManagementTRIMMED306,67937,140-$69.2M
2023-09-30 → 2023-12-31Maverick CapitalNEW01,600$0.4M
2023-09-30 → 2023-12-31Adage Capital PartnersADDED60,895355,808$76.4M
2023-09-30 → 2023-12-31Norges Bank Investment ManagementNEW01,463,571$378.7M
2023-09-30 → 2023-12-31Neuberger BermanADDED20,12722,393$0.6M
2023-09-30 → 2023-12-31Arrowstreet CapitalCLOSED196,9540-$0.1M
2023-09-30 → 2023-12-31Clearbridge InvestmentsTRIMMED1,823,1821,679,302-$34.0M
2023-09-30 → 2023-12-31Geode Capital ManagementADDED3,236,8873,309,317$24.0M
2023-09-30 → 2023-12-31Capital World InvestorsNEW034,200$8.8M
2023-09-30 → 2023-12-31PrimeCap ManagementADDED16,012,56616,264,481$93.4M
2023-09-30 → 2023-12-31Charles Schwab Investment ManagementADDED848,690849,000$1.6M
2023-09-30 → 2023-12-31Victory Capital ManagementTRIMMED134,130131,148-$0.5M
2023-09-30 → 2023-12-31Moore Capital ManagementADDED60,00090,000$7.9M
2023-09-30 → 2023-12-31OrbiMed AdvisorsADDED556,800827,600$71.1M
2023-09-30 → 2023-12-31Verition Fund ManagementTRIMMED319,63627,665-$75.0M
2023-09-30 → 2023-12-31Walleye CapitalADDED46,53860,900$3.8M
2023-09-30 → 2023-12-31Squarepoint OpsADDED71,188100,902$7.8M
2023-09-30 → 2023-12-31Schonfeld Strategic AdvisorsADDED1,8357,520$1.5M
2023-09-30 → 2023-12-31Qube Research & TechnologiesCLOSED43,4280-$11.2M
2023-09-30 → 2023-12-31Capstone Investment AdvisorsADDED28,50437,590$2.4M
2023-09-30 → 2023-12-31Man GroupTRIMMED108,16870,008-$9.7M
2023-09-30 → 2023-12-31Hudson Bay Capital ManagementADDED82,500135,000$13.7M
2023-09-30 → 2023-12-311832 Asset ManagementCLOSED50-$0.0M