Riot Blockchain shares should trade to $2, Citron Research says

Andrew Left's Citron Research said via Twitter that Riot Blockchain (RIOT) should trade to its net asset value of $2 per share. The company has no intellectual property, Citron contended. The firm best known for short selling recommends bitcoin exposure through Bitcoin Investment Trust (GBTC), which it says trades at a 7% discount to net asset value versus Riot Blockchain's 3,000% premium. Share of Riot Blockchain are up 5%, or $2.80, to $54.33 in morning trading.