Petrobras call volume above normal and directionally bullish

Bullish option flow detected in Petrobras with 10,433 calls trading, 1.3x expected, and implied vol increasing over 1 point to 45.98%. Mar-23 11 calls and Mar-23 7 puts are the most active options, with total volume in those strikes near 5,800 contracts. The Put/Call Ratio is 0.63. Earnings are expected on May 9th.