EHang Holdings Ltd call volume above normal and directionally bullish

Bullish option flow detected in EHang (EH) Holdings Ltd with 11,802 calls trading, 7x expected, and implied vol increasing almost 2 points to 78.29%. 5/9 weekly 19 calls and Jul-25 19 calls are the most active options, with total volume in those strikes near 10,100 contracts. The Put/Call Ratio is 0.01. Earnings are expected on May 27th.