21Shares has submitted an S-1 amendment for its Solana ETF, marking a significant step in its efforts to offer a Solana-focused exchange-traded fund. This move comes as interest in Solana, a blockchain known for its high throughput and low transaction costs, continues to grow among investors. The amendment filing is part of the regulatory process required to bring the ETF to market, reflecting 21Shares' commitment to expanding its cryptocurrency product offerings.