The digital asset industry added more than $750 billion in value in the first half of the year, the report said.
Riot is Bitfarms' largest shareholder, owning 14.9% of the firm.
Crypto is becoming an increasingly important part of Robinhood’s business, accounting for 20% of total revenue in the first quarter, the report said.
The stocks are undervalued, so miners with attractive power contracts could become M&A targets, according to Wall Street analysts.
Experts said newcomers in the bitcoin investing game could be enticed by Grayscale, the incumbent with a huge lead.
Strong miners might be about to eat the weak ones as the reward for mining BTC gets cut in half, experts say.