6/29/2021 3:35:43 AM GMT Ark Invest’s newly proposed Bitcoin ETF has been one of the latest addition to a growing list of applications for a crypto ETF in the United States. The investment management firm has partnered with 21Shares for a joint Bitcoin ETF filing with the US SEC. The trust underpinning the ETF would also hold BTC directly. Ark Investment Management has joined a list of firms to file a Bitcoin-exchange traded fund (ETF) with the United States Securities & Exchange Commission (SEC). Ark Invest jumps into Bitcoin ETF race The New York-based investment management firm with over $50 billion in assets under management has partnered with European exchange-traded product issuer 21Shares to file for a Bitcoin ETF – the Ark21Shares ETF.