Group 1 - A buyer made notable profits by lifting a $2.10 offer for 1,908 Micron (MU) 1/2 weekly 290 puts when the underlying shares were trading at $295.18 [1] - The shares closed at $292.63, and the puts were valued at $2.92, resulting in a mark-to-market profit of 39%, equating to $157K on a $401K outlay [1]