Citi put buyer realizes 33% same-day gains

Notable profits for the buyer who lifted the $1.37 offer for 2,500 Citi (C) 3/31 weekly 45 puts yesterday at 10:07ET when underlying shares were trading at $45.44. Shares closed at $44.09, and the puts at $1.83 for a mark-to-market profit of 33%, or $115K, on the $343K outlay.