Aurinia Pharmaceuticals call volume above normal and directionally bullish

Bullish option flow detected in Aurinia Pharmaceuticals with 4,202 calls trading, 2x expected, and implied vol increasing over 1 point to 77.75%. Apr-23 11 calls and Apr-23 10 calls are the most active options, with total volume in those strikes near 2,500 contracts. The Put/Call Ratio is 0.04. Earnings are expected on May 9th.