A Bitcoin ETF is an exchange-traded fund composed of Bitcoin or assets related to the price of Bitcoin and tracks the price of Bitcoin or assets related to the price of Bitcoin. Exchange-Traded Fund (ETF) is an open-end investment fund product. It tracks a specific market index, commodity or asset class (for example: the price of a single commodity or a large collection of securities). Exchange-traded funds trade like stocks and can be listed on a stock exchange and bought and sold at any time during the trading day. BETF#热门话题