Vale call volume above normal and directionally bullish

Bullish option flow detected in Vale with 39,107 calls trading, 9x expected, and implied vol increasing almost 2 points to 29.30%. Jul-24 12 calls and Jul-24 13 calls are the most active options, with total volume in those strikes near 36,100 contracts. The Put/Call Ratio is 0.08. Earnings are expected on July 25th.