Riot Blockchain call volume above normal and directionally bullish

Bullish option flow detected in Riot Blockchain with 58,628 calls trading, 1.5x expected, and implied vol increasing almost 2 points to 82.10%. 5/9 weekly 8.5 calls and 5/9 weekly 8 calls are the most active options, with total volume in those strikes near 15,700 contracts. The Put/Call Ratio is 0.20. Earnings are expected on July 30th.