iv implied move 就係7.4% ,你long put $90 左右睇啱都未必賺,派完業績iv crush 大約16%,你除非揀in the money put, atm otm 應該要好似尋晚on咁跌20%先有錢贏,當然你揀itm 睇錯輸得仲金
bear call 3/11 100/102 即係short call 100 long 102 call net credit0.65左右 max gain 65 max loss 135 你如果想賭業績例如買$1000usd 不如買7張 呢個bear call