黄金、外汇保证金是如何计算的?

13 一月 2010 Categories: 1.外汇入门, 外汇投资知识, 开户必读, 黄金投资知识

很多会员经常在问,保证金应该怎么算?总是对买卖后动用的保证金一头雾水,今天教一个简单的方法,只要记住,以后就不会忘。(注意:黄金、白银的保证金也是同样的算法哦,因为黄金是XAUUSD,属于USD在/后的一种类型,动用的保证金也按照美元在/后的算法计算!)以下算法适用于标准账户和迷你账户,只要在杠杆比率和交易手数上做变动即可,另外需要谨记一点:保证金的计算,只与你所作操作的货币对或产品有关,与你的买、卖操作无关。

保证金是利用杠杆比率,提高交易者的购买能力。需要注意的是,保证金交易既能扩大您的盈利,也同样能扩大您的亏损。只有熟练掌握保证金交易规则,才能使您更好的控制账户风险。

以标准账户为例: 标准账户的杠杆是100:1,每交易一手的合约是100,000美元或等值货币。不同的货币对,所动用的保证金不同。

含USD的基础货币对:

1、美元在 “/” 之后,如“EUR/USD”、“GBP/USD”、“AUD/USD”

动用的保证金= 100,000 x 交易手数 x 该货币对的进仓价 / 100<——杠杆

盈亏 = (平仓价 – 开仓价) x 100,000 x 交易手数

2、美元在 “/” 之前,如“USD/JPY”、“USD/CAD”、“USD/CHF”

动用的保证金= 100,000 x 交易手数 / 100 <——杠杆

盈亏 = (平仓价 – 开仓价) x 100,000 x 交易手数 / 平仓价

不含USD的交叉货币对:如“GBP/JPY”、“EUR/AUD”

- 动用的保证金= 100,000 x 交易手数 x “/”前货币与USD的汇率(如GBP/USD、EUR/USD的汇率)

- 盈亏= 交叉盘中“/”后的货币与USD所对应的基础货币对的盈亏计算一致(如USD/JPY、AUD/USD)

维持保证金 (Maintenance margin) 是保证金账户中为了保持您的持仓头寸 (open position) 所必须维持的最低保证金额度。

维持保证金 = 以美元计价的持仓头寸交易数额x0.5%

以下例子将为您演示当日维持保证金计算过程:

在一个$5000美金的标准账户中,交易者进行了如下三笔外汇操作:

1. USD在“/”前的基础货币对(如USD/JPY),交易金额=合约大 
在118.20 的时候买入1手(100,000USD )USD/JPY,以美元计价的交易金额=$100,000

2. USD在“/”后的基础货币对(如EUR/USD),交易金额=合约大小x EUR/USD的成交价 
在1.2725 的时候卖出1手(100,000EUR )EUR/USD,以美元计价的交易金额= 100,000EUR x 1.2725 = $127,250

3. 交叉货币对(不含USD的货币对,如EUR/JPY)在计算时,看作以“/”前的货币对美元(EUR/USD) 计算

在148.63的时候买入1手(100,000EUR) EUR/JPY,此时EUR的汇率是1.2756,以美元计价的交易金额=100,000 x 1.2756 = $127,560

持仓头寸合约总金额= $100,000 + $127,250 + $127,560 =$354,810

当日维持保证金= $354,810 x 0.5% =$1,774.05

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