13F

Stock

Arqit Quantum Inc

Ticker not mapped · held by 11 managers

Reported value

$971.2K

Holders

11

+0 new · −0 exited

Holders’ est. mark

—

Need a prior quarter

Largest holder

$469.2K

SLT Holdings LLC

Holder count by quarter

Who holds it

Notable only
InvestorSharesValueEst. markChange
SLT Holdings LLC3.04M$469.2K—Held
FOUNDATIONS INVESTMENT ADVISORS, LLC3.04M$469.2K—Held
HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND73.7K$11.4K—Held
GOLDMAN SACHS GROUP INC47.3K$7.31K—Held
Silver Rock Financial LP42.1K$6.51K—Held
JANE STREET GROUP, LLC41K$6.33K—Held
OSAIC HOLDINGS, INC.4.65K$718—Held
WOLVERINE ASSET MANAGEMENT LLC3.28K$507—Held
UBS Group AG982$151—Held
Vestcor Inc75K$12—Held
Virtu Financial LLC16.4K$3—Held

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.