The blockchain is a digital ledger in which transactions are recorded that provides a secure and unalterable record of transactions, storing them in linked blocks of data. Blockchain technology powers cryptocurrencies, and its adherents claim much wider applications than just supporting digital money. Blockchain ETFs seek exposure to companies collecting revenue from blockchain, or developing and researching blockchain technology.
With 4 ETFs traded in the U.S. markets, Blockchain ETFs gather total assets under management of $335.79M. The average expense ratio is 0.67%. Blockchain ETFs can be found in the following asset classes: