Halliburton call volume above normal and directionally bullish

Bullish option flow detected in Halliburton (HAL) with 30,916 calls trading, 4x expected, and implied vol increasing almost 2 points to 40.33%. 7/11 weekly 23 calls and 7/11 weekly 22.5 calls are the most active options, with total volume in those strikes near 20,100 contracts. The Put/Call Ratio is 0.18. Earnings are expected on July 22nd.