Asset manager WisdomTree, with offices in New York, has prior experience managing a Bitcoin ETF. In 2019, it began trading the ETF on Switzerland's SIX stock exchange. However, in March 2021, it filed for one in the U.S. The company proposed listing shares of the WisdomTree Bitcoin Trust on the Cboe bZx Exchange under the symbol BTCW in an S-1 document that was submitted to the SEC.