Bitcoin ETF Bitcoin Spot ETF Fees Competition Grayscale Bitcoin Trust SEC Fee Structure Approval Ethereum ETF Ethereum Fee Market Share Trading Volume Asset Under Management Issuer Retail Investors Institutional Investors Cryptocurrency Outflow Ninepoint Partners Crypto ETF Grayscale Asset Management Trading Volumes Fee Waiver Inflows Performance Options Ether ETF Staking iShares Bitcoin Trust Grayscale GBTC Democratic ETF Ether (ETH) Listing Approval ETF Inflows Authorized Participant Regulation Financial Institutions Market Positioning Bitcoin as Store of Value Spot-based ETF Futures-based ETF Crypto-based ETF Gold ETF Exchange-Traded Fund