Key Points Cathie Wood's Ark Invest is known to invest in game-changing technologies. Given this slant, it's easy to see why Wood and her team believe in crypto and Bitcoin. Bitcoin had an up-and-down year in 2025. 10 stocks we like better than Ark 21Shares Bitcoin ETF › Given that Cathie Wood and her team at Ark Invest are such big fans of cryptocurrencies, especially Bitcoin (CRYPTO: BTC), it's only natural that the company has its own spot Bitcoin exchange-traded fund. The ARK 21Shares Bitco ...