21Shares launched physically backed Zcash and ether.fi ETPs on Euronext Paris and Amsterdam this week.Both products charge 2.5% annual fees and hold their respective underlying crypto assets with custodians.ZCASH gives brokerage investors ZEC exposure without requiring them to manage private keys or custody.Grayscale’s ZCSH began NYSE Arca trading in August and received a $100 million DCG investment.Zcash traded above $1,500 Wednesday after gaining more than 30% during the previous seven days.