用delta作为衡量标准更靠谱一些吧,一旦过了0.6 0.7,roll up就没有多少意义了

回答: when option price up 50%, buy it backpega2025-05-19 14:22:15

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correct, that's why I said 50%, otherwise too late to roll -pega- 给 pega 发送悄悄话 pega 的博客首页 (0 bytes) () 05/19/2025 postreply 20:32:57

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