Grayscale has filed a 19b-4 application with the SEC for a Grayscale Avalanche ETF.The ETF aims to offer alternative exposure to AVAX, the native token of the Avalanche ecosystem.If approved, the fund would provide a flexible and cost-effective way for traditional investors to indirectly own the cryptocurrency.Grayscale has previously filed for altcoin ETFs, including Cardano, XRP, Solana, Dogecoin, and Polkadot, but none have been approved yet.