Grayscale Investments has filed an amended S-1 registration with the U.S. Securities and Exchange Commission (SEC) to advance its Sui ETF, aiming for listing approval on NYSE Arca. This move is part of a broader effort by Grayscale, 21Shares, Bitwise, and Canary Capital to launch Sui-focused ETFs, reflecting growing institutional demand for the SUI token. The push for Sui ETFs highlights a shift towards regulated crypto investment products, with the potential to enhance SUI token liquidity and market stability. These developments underscore the evolving regulatory landscape and the increasing integration of crypto assets into mainstream financial markets.