13F

Stock

Themes Etf Tr

Ticker not mapped · held by 5 managers

Reported value

$1.06M

Holders

5

+2 new · −1 exited

Holders’ est. mark

−$227.6K

Price effect on 3 books still in the name

Largest holder

$714.9K

Optiver Holding B.V.

Notable conviction

Share of each notable manager’s 13F book.

Holder count by quarter

Who holds it

Notable only
InvestorSharesValueEst. markChange
Optiver Holding B.V.34.6K$714.9K−$136.5KAdded$93.6K
Citadel15.5K$320.4K−$90.2KCut−$346.2K
Larson Financial Group LLC886$18.3KNew
SIMPLEX TRADING, LLC261$5.39K−$942Added$1.1K
Advisory Services Network, LLC74$1.54KNew

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.