Sell to open 5 contracts of 2823.HK $12.5 Jan 13 Call @ $0.03
Premium = $750
交易時的正股價 = $11.46
5手2823正股平均成本 = $9.5 x 5 x 5000 = $237500
項目回報率 = $750/237500 = 0.32% (或 年度化 6.8%)
組合回報率 = $750/2416243 = 0.03% (或 年度化 0.67%)
Option引伸波幅 = 30.35%
2823的30日歷史波幅 = 28.74%
2823於1月30日前收低於$12.5的機會率 = 92.55%