Riot Blockchain, Inc. announced production results for the month and year to date ended June 2021. In June 2021, Riot produced 243 BTC, an increase of approximately 406% over its June 2020 production of 48 BTC. Year to date through June 2021, the Company produced a total of 1,167 BTC, an increase of approximately 130% over its pre-halving BTC production during the same 2020 period of 508 BTC.