If you are willing to pay some small debit ....

來源: 於 2025-06-04 11:41:10 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

You can also "first" roll up this to 720 as the base strike price, and then apply butterfly from 720 (instead of 700), using the same concept.