Source: Cointelegraph.com NewsBloomberg ETF analyst James Seyffart expects more spot Ethereum ETFs to be filed in the coming days.Read MoreARK Invest, 21Shares, VanEck, ARK 21Shares Ethereum ETF, VanEck Ethereum ETF, S-1 Form, 19b-4 Form, Spot Ethereum ETF, Ethereum Futures ETF, BlackRock, Grayscale