三心老师, 投资小白问个初级问题

"sell put "和 "buy put" 可以是同一expiration date 吗? 若get assigned stock last minute just before the expiration date, "buy put" 还好有保护作用吗?

所有跟帖： 

• But why would you want to do it? -三心三意- ♂ (84 bytes) () 04/11/2025 postreply 12:50:42

• 两个刚好对消，就象自己跟自己作生意，买卖双方都是自己 -GandalfOld- ♂ (0 bytes) () 04/11/2025 postreply 13:31:01

• 如果set different spikes, can "sell put" 补偿一些buy put 的cost? -Htbain5898- ♂ (0 bytes) () 04/11/2025 postreply 13:46:51