Group 1: Centene Corp (CNC) - Noteworthy options trading activity with a total volume of 109,478 contracts, representing approximately 10.9 million underlying shares, which is 80.6% of CNC's average daily trading volume of 13.6 million shares over the past month [1] - High volume observed for the $35 strike call option expiring September 19, 2025, with 7,716 contracts traded, representing approximately 771,600 underlying shares [1] Group 2: Dave & Busters Entertainment Inc (PLAY) - Options trading volume of 6,146 contracts, representing approximately 614,600 underlying shares, or 76.7% of PLAY's average daily trading volume of 801,695 shares over the past month [3] - Significant volume for the $22 strike put option expiring September 19, 2025, with 1,623 contracts traded, representing approximately 162,300 underlying shares [3] Group 3: Alcoa Corporation (AA) - Options trading volume of 38,230 contracts, representing approximately 3.8 million underlying shares, or 72.4% of AA's average daily trading volume of 5.3 million shares over the past month [5] - High volume noted for the $35 strike call option expiring October 17, 2025, with 10,547 contracts traded, representing approximately 1.1 million underlying shares [5]