Bitcoin Ethereum Spot Ether ETFs Spot ETFs Specific ETFs Spot Bitcoin and Ether Market Impact Market Performance Market Dynamics Performance Market Volatility Bitcoin ETFs Ethereum ETFs Institutional Investment Institutional Interest Regulatory Developments Bitcoin Holdings Bitwise Bitcoin and Ethereum ETFs Crypto ETFs Custody Performance Metrics XRP ETF XRP Bitcoin and Ethereum ETF Market Liquidity Ether ETF Launch Timeline Bitcoin and Ether Market Trends Trading Volume Trading Data Subscription Sizes Regulatory Environment Institutional Investors Securities Regulations Companies Solana ETF Solana U.S. Spot ETFs Ether ETFs ETH ETFs Grayscale Ethereum Trust (ETHE)