Novavax call volume above normal and directionally bullish

Bullish option flow detected in Novavax with 8,009 calls trading, 1.6x expected, and implied vol increasing over 7 points to 118.15%. Jan-23 11 calls and Jan-23 10 puts are the most active options, with total volume in those strikes near 2,400 contracts. The Put/Call Ratio is 0.51. Earnings are expected on February 27th.