Wu Blockchain reports that Grayscale announced Hyperliquid's HIP-3 proposal has expanded perpetual futures from crypto assets like BTC and ETH to traditional financial assets such as stocks, commodities, indices, and pre-IPO shares. The article revealed that in March 2026, S&P Dow Jones Indices authorized an HIP-3 deployer to launch the first S&P 500 perpetual contract product on Hyperliquid. Data shows that the related market hit a peak of $3.2 billion in open interest this June, with cumulative trading volume reaching $200 billion. https://(wublock123.com)/news/grayscale-hyperliquid-hip-3-onchain-perpetuals-200b-volume-62749