Cathy Wood's ARK Invest Files for First Spot Ether ETF 21Shares ARK Invest ETF ETH Ether Finance SEC September 6, 2023CryptoLeave a Comment on Cathy Wood's ARK Invest Files for First Spot Ether ETF Spread the love The Ark 21Shares Ethereum ETF is the first attempt to list such a fund in the U.S. that directly invests in ETH, the second largest cryptocurrency by market capitalization.