13F

Stock

Quantum-Si Inc

QSI · held by 4 managers

Reported value

$589.1K

Holders

4

+0 new · −0 exited

Holders’ est. mark

$138.5K

Price effect on 4 books still in the name

Largest holder

$468.4K

BARCLAYS PLC

Holder count by quarter

Who holds it

Notable only
InvestorSharesValueEst. markChange
BARCLAYS PLC239K$468.4K$91.9KAdded$323.4K
Sanctuary Advisors, LLC36.3K$71.2K$27.6KAdded$27.1K
Leonteq Securities AG25K$49K$18.9KAdded$18.9K
Medallion Wealth Advisors, LLC242$460$169Added$146

Positions as of Q2 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.