SP500 xStock on Solana

SPYx is a Solana SPL token that provides 1:1 economic exposure to the SPDR S&P 500 ETF Trust as a tracker certificate issued under the xStocks framework by Backed Assets. xStocks recorded its highest single-day Raydium volume of $160M on September 23 2026 with SPYx leading tokenized pairs and over $1.3B in volume across 23 days.