Re: [問題] 63p飆漲原因
看板Option (期貨與選擇權)作者MouPigBat (信件明天回)時間14年前 (2011/08/20 16:45)推噓29(29推 0噓 70→)留言99則, 14人參與討論串7/18 (看更多)
※ 引述《shelary (喵)》之銘言:
: 說說我的想法
: [空]:
: 假設9月結算結在 6000 點好了
: 那賣6300p會賠180點 賣 5 口6300p會賠 900 點
: 所以賣put的同時也賣一口小台7200避險
: 這樣到6000點時小台空單可以賺1200點
: 相減之後是賺 300 點 (在殺破一定點位時,還可以再加賣小台)
: [多]:
: 如果沒跌下去, 反而漲
: 小台空單虧損超過 100 點後平倉
: 依上次7148低點後就快速往上漲的情況來看
: put會快速縮水, 第二天收盤時就只剩個位數了
: 那賣5口put賺的(大約500點)應該會比小台虧的多
: 所以就算跳空大漲250點, 整體應該還是賺
: 以上只是大約依據上次的經驗來想像討論
: 數值如果不太正確也不要太計較啦^^
玩OP賣方
最害怕的絕對不是賣63P,結果最後結算價格跑到6000
因為部位是死的,人是活的
過程中總可以調整或停損吧!
其實最害怕的是系統性風險和恐慌性崩盤
當波動率急遽上升,價格一直升高,就需要更多的保證金
系統風險是流動性很差停損時買到沒的買了
恐慌性崩盤則是最容易造成波動率急遽升高,然後帳戶的錢稱不住維持率
進而被斷頭
很多人說可以用一口小台去鎖獲利或鎖損失
理論上可行
但實務上很容易顧此失彼
尤其現在一直跳空,無論是上漲還是下跌
抱歉用上面板友的例子
有一種情況
假設價位在7200上上下下
小台就一直停損
跳空個幾次,SP的獲利就被侵蝕掉了
重點是SP方部位還在風險還在
所以很多人看到63P肉很多,又50幾啪波動率,都會見獵心喜
但我還是建議,再搭配一項,譬如有看到止跌訊號或反彈的可能再出手
--
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