不用馬金就好，賣put 最怕用馬金，而股市大跌，賣put 有時會被以前assign

來源: 於 2025-09-01 05:52:34 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

If the underlying stock dropped too much, if one does not have enough money to buy the stock, one will receive margin call.