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Hedge Funds Tracker

OSS

ONE STOP SYSTEMS, INC.
Funds Buying8
Funds Selling7
# Funds Holding15
Total Value Held$67.6M

Current Holders

FundSharesValue% of PortfolioAs OfLatest MoveLatest Share Change
Citadel Advisors1,173,002$21.3M0%2026-06-30ADDED+428,026
Geode Capital Management572,918$10.4M0%2026-06-30ADDED+320,465
Renaissance Technologies407,860$7.4M0%2026-06-30ADDED+147,900
Millennium Management337,710$6.1M0%2026-06-30TRIMMED-63,019
Qube Research & Technologies318,919$5.8M0%2026-06-30NEW+318,919
Arrowstreet Capital693,493$5.0M0%2025-12-31CLOSED-693,493
Marshall Wace418,978$3.2M0%2026-03-31CLOSED-418,978
Two Sigma Investments162,193$2.9M0%2026-06-30NEW+162,193
Squarepoint Ops131,346$2.4M0%2026-06-30ADDED+72,870
Point72 Asset Management69,600$1.3M0%2026-06-30ADDED+50,200
Charles Schwab Investment Management65,276$1.2M0%2026-06-30ADDED+52,365
Hudson Bay Capital Management37,376$0.3M0%2026-03-31CLOSED-37,376
Schonfeld Strategic Advisors29,480$0.2M0%2026-03-31CLOSED-29,480
Graham Capital Management11,706$0.1M0%2025-09-30CLOSED-11,706
Walleye Capital12,857$0.0M0%2025-06-30CLOSED-12,857

Move History

QuarterFundActionPrev SharesNew SharesValue Change
2026-03-31 → 2026-06-30Renaissance TechnologiesADDED259,960407,860$5.4M
2026-03-31 → 2026-06-30Citadel AdvisorsADDED744,9761,173,002$15.7M
2026-03-31 → 2026-06-30Point72 Asset ManagementADDED19,40069,600$1.1M
2026-03-31 → 2026-06-30Two Sigma InvestmentsNEW0162,193$2.9M
2026-03-31 → 2026-06-30Millennium ManagementTRIMMED400,729337,710$3.1M
2026-03-31 → 2026-06-30Marshall WaceCLOSED418,9780-$3.2M
2026-03-31 → 2026-06-30Geode Capital ManagementADDED252,453572,918$8.5M
2026-03-31 → 2026-06-30Charles Schwab Investment ManagementADDED12,91165,276$1.1M
2026-03-31 → 2026-06-30Squarepoint OpsADDED58,476131,346$1.9M
2026-03-31 → 2026-06-30Schonfeld Strategic AdvisorsCLOSED29,4800-$0.2M
2026-03-31 → 2026-06-30Qube Research & TechnologiesNEW0318,919$5.8M
2026-03-31 → 2026-06-30Hudson Bay Capital ManagementCLOSED37,3760-$0.3M
2025-12-31 → 2026-03-31Renaissance TechnologiesTRIMMED375,701259,960-$0.7M
2025-12-31 → 2026-03-31Citadel AdvisorsADDED388,376744,976$2.9M
2025-12-31 → 2026-03-31Point72 Asset ManagementTRIMMED51,09319,400-$0.2M
2025-12-31 → 2026-03-31Two Sigma InvestmentsCLOSED253,2940-$1.8M
2025-12-31 → 2026-03-31Millennium ManagementADDED41,510400,729$2.7M
2025-12-31 → 2026-03-31Marshall WaceADDED273,935418,978$1.2M
2025-12-31 → 2026-03-31Arrowstreet CapitalCLOSED693,4930-$5.0M
2025-12-31 → 2026-03-31Geode Capital ManagementADDED238,495252,453$0.2M
2025-12-31 → 2026-03-31Squarepoint OpsTRIMMED147,96058,476-$0.6M
2025-12-31 → 2026-03-31Schonfeld Strategic AdvisorsTRIMMED32,47129,480-$0.0M
2025-12-31 → 2026-03-31Qube Research & TechnologiesCLOSED54,3090-$0.4M
2025-12-31 → 2026-03-31Hudson Bay Capital ManagementADDED32,68837,376$0.0M
2025-09-30 → 2025-12-31Renaissance TechnologiesTRIMMED393,160375,701$0.6M
2025-09-30 → 2025-12-31Citadel AdvisorsTRIMMED963,439388,376-$2.4M
2025-09-30 → 2025-12-31Point72 Asset ManagementNEW051,093$0.4M
2025-09-30 → 2025-12-31Two Sigma InvestmentsADDED149,198253,294$1.0M
2025-09-30 → 2025-12-31Millennium ManagementADDED20,98641,510$0.2M
2025-09-30 → 2025-12-31Marshall WaceTRIMMED501,169273,935-$0.7M
2025-09-30 → 2025-12-31Arrowstreet CapitalADDED552,071693,493$2.0M
2025-09-30 → 2025-12-31Geode Capital ManagementADDED211,384238,495$0.6M
2025-09-30 → 2025-12-31Squarepoint OpsADDED58,559147,960$0.7M
2025-09-30 → 2025-12-31Schonfeld Strategic AdvisorsNEW032,471$0.2M
2025-09-30 → 2025-12-31Qube Research & TechnologiesNEW054,309$0.4M
2025-09-30 → 2025-12-31Graham Capital ManagementCLOSED11,7060-$0.1M
2025-09-30 → 2025-12-31Hudson Bay Capital ManagementNEW032,688$0.2M
2025-06-30 → 2025-09-30Renaissance TechnologiesADDED101,860393,160$1.7M
2025-06-30 → 2025-09-30Citadel AdvisorsADDED287,538963,439$4.1M
2025-06-30 → 2025-09-30Two Sigma InvestmentsNEW0149,198$0.8M
2025-06-30 → 2025-09-30Millennium ManagementNEW020,986$0.1M
2025-06-30 → 2025-09-30Marshall WaceADDED476,393501,169$1.0M
2025-06-30 → 2025-09-30Arrowstreet CapitalNEW0552,071$3.0M
2025-06-30 → 2025-09-30Geode Capital ManagementADDED199,729211,384$0.4M
2025-06-30 → 2025-09-30Walleye CapitalCLOSED12,8570-$0.0M
2025-06-30 → 2025-09-30Squarepoint OpsNEW058,559$0.3M
2025-06-30 → 2025-09-30Graham Capital ManagementNEW011,706$0.1M
2025-03-31 → 2025-06-30Renaissance TechnologiesADDED92,860101,860$0.1M
2025-03-31 → 2025-06-30Citadel AdvisorsADDED57,831287,538$0.9M
2025-03-31 → 2025-06-30Marshall WaceADDED38,729476,393$1.6M
2025-03-31 → 2025-06-30Geode Capital ManagementADDED197,892199,729$0.2M
2025-03-31 → 2025-06-30Walleye CapitalNEW012,857$0.0M
2024-12-31 → 2025-03-31Renaissance TechnologiesADDED69,90092,860-$0.0M
2024-12-31 → 2025-03-31Citadel AdvisorsTRIMMED123,97357,831-$0.3M
2024-12-31 → 2025-03-31Millennium ManagementCLOSED42,2770-$0.1M
2024-12-31 → 2025-03-31Marshall WaceNEW038,729$0.1M
2024-12-31 → 2025-03-31Geode Capital ManagementADDED190,217197,892-$0.2M
2024-09-30 → 2024-12-31Renaissance TechnologiesADDED66,90069,900$0.1M
2024-09-30 → 2024-12-31Citadel AdvisorsADDED87,230123,973$0.2M
2024-09-30 → 2024-12-31Millennium ManagementNEW042,277$0.1M
2024-09-30 → 2024-12-31Geode Capital ManagementADDED181,954190,217$0.2M
2024-06-30 → 2024-09-30Renaissance TechnologiesADDED61,20066,900$0.0M
2024-06-30 → 2024-09-30Citadel AdvisorsTRIMMED92,09287,230-$0.0M
2024-06-30 → 2024-09-30Millennium ManagementCLOSED17,4640-$0.0M
2024-06-30 → 2024-09-30Geode Capital ManagementADDED170,692181,954$0.0M
2024-03-31 → 2024-06-30Renaissance TechnologiesADDED52,90061,200$0.1M
2024-03-31 → 2024-06-30Citadel AdvisorsADDED12,96792,092$0.2M
2024-03-31 → 2024-06-30Millennium ManagementNEW017,464$0.0M
2024-03-31 → 2024-06-30Geode Capital ManagementADDED161,434170,692-$0.1M
2023-12-31 → 2024-03-31Renaissance TechnologiesADDED43,20052,900$0.0M
2023-12-31 → 2024-03-31Citadel AdvisorsADDED11,06912,967$0.0M
2023-12-31 → 2024-03-31Geode Capital ManagementADDED151,007161,434$0.2M
2023-09-30 → 2023-12-31Renaissance TechnologiesADDED38,50043,200$0.0M
2023-09-30 → 2023-12-31Citadel AdvisorsNEW011,069$0.0M