Nasdaq xStock on Solana

Nasdaq xStock (QQQx) is a tokenized tracker certificate issued by Backed Assets (JE) Limited under the xStocks framework that tracks the price of the Invesco QQQ Trust ETF on Solana and other chains. The xStocks ecosystem has expanded to over 500 tokenized assets with more than $35 billion in cumulative transaction volume since its 2025 launch.