Trading foreign exchange on margin carries a high level of risk, and may not be suitable for all investors. Before deciding to trade foreign exchange you should carefully consider your investment objectives, level of experience, and risk appetite. You could sustain a loss of some or all of your initial investment and should not invest money that you cannot afford to lose. Trading foreign exchange on margin carries a high level of risk, and may not be suitable for all investors. Before deciding to trade foreign exchange you should carefully consider your investment objectives, level of experience, and risk appetite. You could sustain a loss of some or all of your initial investment and should not invest money that you cannot afford to lose.

Covered call 持保看漲期權持定義

當交易者在持有某資產的長倉時,賣出(或出具)看漲期權,則成為持保看漲期權。這就是人們熟知的buy-writes策略。

 

賣出看漲期權,則交易者可以利用現持有資產獲利——前提是,在期權到期前資產價格未超出行權價格 在此情況下,期權價值為零,且交易者可以將期權金收歸己有,記為盈利。

 

如果資產價格最終漲超行權價格,則盈利僅限於您購買資產的價格和行權價格的差額。此時,降低潛在損失的可行辦法為,買入一個具有相同行權價格和到期日的期權。

 

當您並非擁有資產,卻賣出該資產的期權,成為無保看漲期權。 

A - B - C - D - E - F - G - H - I - L - M - N - O - P - Q - R - S - T - U - V - W - Y

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