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System1 shares owned by Citadel Advisors

Quarter-by-quarter ownership of System1 (SST) shares owned by Citadel Advisors from 13F filings

Historical chart of Citadel Advisors investment in System1

Tip: Access up to 7 years of quarterly data

All positions including System1 held by Citadel Advisors consolidated in one spreadsheet with up to 7 years of data

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Quarterly reported holdings in System1 by Citadel Advisors

Quarter filed Position value Share count Share price at filing
2025-09-30 $71k 10k 7.04

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View all positions for Citadel Advisors

Top funds holding System1

Cannae Holdings
HPM Partners
Vanguard Group
Millennium Management
Marshall Wace
BlackRock
Renaissance Technologies
Geode Capital Management
XTX Topco
State Street Corporation
Citadel Advisors
FMR
Royal Bank of Canada
Morgan Stanley
Group One Trading

View all funds holding System1