Name   Option type Underlying Maturity Strike price Bid Ask Impli. Omega  
Morgan Stanley Put 40 TAL 14.06.2019   Put TAL Education Group 6/14/2019 40.00 0.600 0.610 - -
Morgan Stanley Put 20 TAL 19.06.2019   Put TAL Education Group 6/19/2019 20.00 0.063 0.073 1.74 -3.85
Morgan Stanley Put 35 TAL 19.06.2019   Put TAL Education Group 6/19/2019 35.00 0.231 0.241 0.44 -7.91
Morgan Stanley Put 30 TAL 19.06.2019   Put TAL Education Group 6/19/2019 30.00 0.085 0.095 0.67 -8.53
Morgan Stanley Call 35 TAL 19.06.2019   Call TAL Education Group 6/19/2019 35.00 0.145 0.155 0.74 8.01
Morgan Stanley Call 27.5 TAL 19.06.2019   Call TAL Education Group 6/19/2019 27.50 0.650 0.660 1.25 3.48
Morgan Stanley Call 30 TAL 19.06.2019   Call TAL Education Group 6/19/2019 30.00 0.450 0.460 0.96 4.73
Morgan Stanley Call 42.5 TAL 19.06.2019   Call TAL Education Group 6/19/2019 42.50 0.065 0.075 0.99 7.84
Morgan Stanley Call 50 TAL 19.06.2019   Call TAL Education Group 6/19/2019 50.00 0.063 0.073 1.34 6.36
Morgan Stanley Call 25 TAL 19.06.2019   Call TAL Education Group 6/19/2019 25.00 0.870 0.880 1.45 2.88
Morgan Stanley Call 37.5 TAL 19.06.2019   Call TAL Education Group 6/19/2019 37.50 0.088 0.098 0.76 8.88
Morgan Stanley Call 45 TAL 19.06.2019   Call TAL Education Group 6/19/2019 45.00 0.063 0.073 1.12 7.18
Morgan Stanley Put 25 TAL 19.06.2019   Put TAL Education Group 6/19/2019 25.00 0.065 0.075 1.14 -5.71
Morgan Stanley Call 40 TAL 19.06.2019   Call TAL Education Group 6/19/2019 40.00 0.069 0.079 0.87 8.42
Morgan Stanley Call 32.5 TAL 19.06.2019   Call TAL Education Group 6/19/2019 32.50 0.270 0.280 0.80 6.32
Morgan Stanley Call 47.5 TAL 13.09.2019   Call TAL Education Group 9/13/2019 47.50 0.101 0.111 0.76 5.20
Morgan Stanley Call 37.5 TAL 18.09.2019   Call TAL Education Group 9/18/2019 37.50 0.250 0.260 0.74 4.32
Morgan Stanley Call 42.5 TAL 18.09.2019   Call TAL Education Group 9/18/2019 42.50 0.146 0.156 0.72 4.93
Morgan Stanley Call 50 TAL 18.09.2019   Call TAL Education Group 9/18/2019 50.00 0.094 0.104 0.78 5.08
Morgan Stanley Call 30 TAL 18.09.2019   Call TAL Education Group 9/18/2019 30.00 0.590 0.600 0.88 3.06
Morgan Stanley Call 32.5 TAL 18.09.2019   Call TAL Education Group 9/18/2019 32.50 0.450 0.460 0.81 3.50
Morgan Stanley Call 40 TAL 18.09.2019   Call TAL Education Group 9/18/2019 40.00 0.186 0.196 0.72 4.69
Morgan Stanley Put 35 TAL 18.09.2019   Put TAL Education Group 9/18/2019 35.00 0.400 0.410 - -
Morgan Stanley Call 45 TAL 18.09.2019   Call TAL Education Group 9/18/2019 45.00 0.120 0.130 0.74 5.04
Morgan Stanley Put 40 TAL 18.09.2019   Put TAL Education Group 9/18/2019 40.00 0.700 0.710 - -
Morgan Stanley Call 35 TAL 18.09.2019   Call TAL Education Group 9/18/2019 35.00 0.330 0.340 0.76 3.94
Morgan Stanley Put 30 TAL 18.09.2019   Put TAL Education Group 9/18/2019 30.00 0.212 0.222 0.35 -5.87
Morgan Stanley Call 27.5 TAL 18.09.2019   Call TAL Education Group 9/18/2019 27.50 0.760 0.770 0.99 2.62
Morgan Stanley Put 20 TAL 18.09.2019   Put TAL Education Group 9/18/2019 20.00 0.090 0.100 0.79 -3.67
Morgan Stanley Put 25 TAL 18.09.2019   Put TAL Education Group 9/18/2019 25.00 0.122 0.132 0.54 -4.86