13F

Stock

System1 Inc

Ticker not mapped · held by 24 managers

Reported value

$3.2M

Holders

24

+0 new · −1 exited

Holders’ est. mark

−$505.4K

Price effect on 2 books still in the name

Largest holder

$1.4M

Cannae Holdings, Inc.

Notable conviction

Share of each notable manager’s 13F book.

Holder count by quarter

Who holds it

Notable only
InvestorSharesValueEst. markChange
Cannae Holdings, Inc.356.8K$1.4MHeld
BANK OF AMERICA CORP /DE/161.5K$633.3K−$504KCut−$504.2K
Cerity Partners LLC116.8K$458KHeld
Vanguard46.9K$184KHeld
MILLENNIUM MANAGEMENT LLC35.4K$139KHeld
BlackRock, Inc.24.2K$95KHeld
Renaissance Technologies18.6K$73KHeld
GEODE CAPITAL MANAGEMENT, LLC14.4K$56.3KHeld
Citadel12.8K$50KHeld
XTX Topco Ltd12.4K$48.5KHeld
State Street11.5K$45.1KHeld
Fidelity1.1K$4.33KHeld
Tower Research Capital LLC (TRC)988$3.87KHeld
GROUP ONE TRADING LLC663$2.6KHeld
MORGAN STANLEY439$1.72K−$1.37KCut−$5.99K
UBS Group AG417$1.64KHeld
Farther Finance Advisors, LLC150$588Held
Strategic Wealth Partners, Ltd.100$392Held
BNP PARIBAS FINANCIAL MARKETS86$337Held
SBI Securities Co., Ltd.60$235Held
JPMORGAN CHASE & CO42$165Held
OSAIC HOLDINGS, INC.35$137Held
CWM, LLC115$0Held
ROYAL BANK OF CANADA108$0Held

Who left

Positions as of Q4 2025. 13F filings arrive up to 45 days after quarter-end and omit shorts. Values are quarter-end marks, as filed. Estimated mark is the price effect on shares still held — not realized P&L or investment advice.