Shares of the mining company surged to $6.60 Friday.
Riot reported a current mining capacity of 556 peta hash per second.
The publicly traded bitcoin miner aims to quadruple its current hashrate by mid-2021.
Stock of three major cryptocurrency mining firms are appearing in Fidelity, Vanguard and Charles Schwab mutual funds.
Company executives say Riot Blockchain is on track to become cash flow positive later this year.
Riot and Marathon have rallied 97% and 128% over the past year while bitcoin has gained 3 percent.
The company has gained 70% so far in Q3.
A U.S. judge has dismissed a lawsuit alleging the firm changed its name to include “blockchain” in 2017 to boost its share price.
Riot Blockchain’s 10-K filing captures the fear COVID-19 is sowing in American companies.