13F

Stock

Rex Etf Tr

Ticker not mapped · held by 2 managers

Reported value

$3.25K

Holders

2

+1 new · −1 exited

Holders’ est. mark

−$7

Price effect on 1 books still in the name

Largest holder

$3.13K

SIMPLEX TRADING, LLC

Holder count by quarter

Who holds it

Notable only
InvestorSharesValueEst. markChange
SIMPLEX TRADING, LLC302$3.13K−$7Added$3.11K
UBS Group AG12$124New

Who left

Positions as of Q1 2026. 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.