跨式+勒式 - 期貨

By Sierra Rose
at 2010-05-31T16:31
at 2010-05-31T16:31
Table of Contents
買跨、賣跨、買勒、賣勒
看法:收斂或發散 應用:發散買方,收斂賣方
定義:同時買進/賣出Call以及Put,
跨與勒的差別就是履約價相同為跨,不同為勒
所以買跨就是同時買入7300C+7300P,或者B7400C+B7400P
賣跨就把B→S,買進勒式則是7400C+任何小於7400的P,
譬如B7400C+B7200P,賣一樣把B→S即可
以看發散來說,如果認定會有單方向的走勢,就作買跨或買勒,
(BC:認定會漲過,BP認定會跌破)
以個人作跳空的策略,是看期貨價格決定跨式或勒式,
接近整數關卡,就毫無懸念的買跨
如果是像7430、7780這種不上不下的數字,就需要調整一下比例
假設是7550,賭隔天跳空,自然是買勒:7600C+7500P,各一口
這裡不再建議往外延伸,一檔是賭跳空最好的距離,
除非認定會開高/低2、300點以上…個人是不曾出現這種信心過…
「明天會跳空300點!往上往下不一定」…想都沒想過
扯回來,如果是7670,就買勒:7700C+7600P,口數計算:
7670-7600:7700-7670=10:3,大約抓3:1也行
當認定會收斂,這裡可以分成兩種作法(SC代表認定漲不過,SP認定跌不破):
直接針對上下緣去S,譬如目前7600,認定區間7500~7800,就S7800C+S7500P,以下為今
收
7800C:11點,7500P:239點,共收250點,
損平點就在7800+250=8050、7500-250=7250
特別提醒,損平點是用來計算結算時的損平,中間即時損益另當別論。
又或者可以直接S7600C+S7600P,
7600C:38.5點,76P:300點,共收338.5,
損平點:7600+338.5=7938.5、7600-338.5=7261.5
兩種作法各有利弊…須考慮價內外流通性及時間價值的流逝速度,評估方式容後再敘
--
MSN: [email protected]
就算賭博…也是有方法的,何況交易
--
看法:收斂或發散 應用:發散買方,收斂賣方
定義:同時買進/賣出Call以及Put,
跨與勒的差別就是履約價相同為跨,不同為勒
所以買跨就是同時買入7300C+7300P,或者B7400C+B7400P
賣跨就把B→S,買進勒式則是7400C+任何小於7400的P,
譬如B7400C+B7200P,賣一樣把B→S即可
以看發散來說,如果認定會有單方向的走勢,就作買跨或買勒,
(BC:認定會漲過,BP認定會跌破)
以個人作跳空的策略,是看期貨價格決定跨式或勒式,
接近整數關卡,就毫無懸念的買跨
如果是像7430、7780這種不上不下的數字,就需要調整一下比例
假設是7550,賭隔天跳空,自然是買勒:7600C+7500P,各一口
這裡不再建議往外延伸,一檔是賭跳空最好的距離,
除非認定會開高/低2、300點以上…個人是不曾出現這種信心過…
「明天會跳空300點!往上往下不一定」…想都沒想過
扯回來,如果是7670,就買勒:7700C+7600P,口數計算:
7670-7600:7700-7670=10:3,大約抓3:1也行
當認定會收斂,這裡可以分成兩種作法(SC代表認定漲不過,SP認定跌不破):
直接針對上下緣去S,譬如目前7600,認定區間7500~7800,就S7800C+S7500P,以下為今
收
7800C:11點,7500P:239點,共收250點,
損平點就在7800+250=8050、7500-250=7250
特別提醒,損平點是用來計算結算時的損平,中間即時損益另當別論。
又或者可以直接S7600C+S7600P,
7600C:38.5點,76P:300點,共收338.5,
損平點:7600+338.5=7938.5、7600-338.5=7261.5
兩種作法各有利弊…須考慮價內外流通性及時間價值的流逝速度,評估方式容後再敘
--
MSN: [email protected]
就算賭博…也是有方法的,何況交易
--
Tags:
期貨
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