Bullish option flow detected in Hawaiian Electric with 2,909 calls trading, 1.7x expected, and implied vol increasing almost 21 points to 66.33%. 4/26 weekly 11 calls and 5/10 weekly 11 calls are the most active options, with total volume in those strikes near 1,200 contracts. The Put/Call Ratio is 0.27. Earnings are expected on May 10th.