admin 发表于 2017-4-24 18:24:41

关于持仓矫正

<p><br></p><p>(出处: 极星论坛)</p><div><br></div><div><br></div><div><div align="center" style="font-family: Tahoma, Helvetica, SimSun, sans-serif;"><span style="font-weight: 700;"><font size="4">策略交易的持仓矫正措施</font></span>&nbsp; &nbsp;&nbsp; &nbsp;</div><span style="font-family: Tahoma, Helvetica, SimSun, sans-serif;">&nbsp; &nbsp;&nbsp; &nbsp;采用策略交易模式的交易指令,经常会出现策略持仓和账户实际持仓不一致的情况。我们称为存在“仓差”,为了解决这个问题,系统提供了两种方式供用户选择使用,及追单助手功能和持仓一键同步功能。当然,用户也可以采用订单交易函数自行编写策略来实现持仓矫正功能。</span><br style="font-family: Tahoma, Helvetica, SimSun, sans-serif;"><span style="font-weight: 700; font-family: Tahoma, Helvetica, SimSun, sans-serif;">&nbsp; &nbsp;&nbsp;<font size="3">&nbsp;&nbsp;追单助手</font></span><span style="font-family: Tahoma, Helvetica, SimSun, sans-serif;">&nbsp; &nbsp;&nbsp; &nbsp;</span><br style="font-family: Tahoma, Helvetica, SimSun, sans-serif;"><span style="font-family: Tahoma, Helvetica, SimSun, sans-serif;">&nbsp; &nbsp;&nbsp; &nbsp;追单助手是实现策略仓与账户持仓自动同步的一种方式。它可以帮助用户实现不成交订单的自动撤单和自动追单。通过设置撤单和追单的相关参数,实现策略仓和账户仓的自动校正。</span><br style="font-family: Tahoma, Helvetica, SimSun, sans-serif;"><span style="font-family: Tahoma, Helvetica, SimSun, sans-serif;">&nbsp; &nbsp;&nbsp; &nbsp;开启/停止追单助手的方式是双击系统状态栏的“追单助手”文字。</span><br style="font-family: Tahoma, Helvetica, SimSun, sans-serif;"><span style="font-family: Tahoma, Helvetica, SimSun, sans-serif;">点击系统菜单“配置”-&gt;“系统选项”,选择“程序化”-&gt;“交易助手”,打开如下图所示的追单助手的设置面板。</span><br style="font-family: Tahoma, Helvetica, SimSun, sans-serif;"><br style="font-family: Tahoma, Helvetica, SimSun, sans-serif;"><div align="center" style="font-family: Tahoma, Helvetica, SimSun, sans-serif;"></div><span style="font-weight: 700; font-family: Tahoma, Helvetica, SimSun, sans-serif;">&nbsp; &nbsp;&nbsp; &nbsp;<font size="3">持仓一键同步</font></span><span style="font-family: Tahoma, Helvetica, SimSun, sans-serif;">&nbsp; &nbsp;&nbsp;&nbsp;</span><br style="font-family: Tahoma, Helvetica, SimSun, sans-serif;"><span style="font-family: Tahoma, Helvetica, SimSun, sans-serif;">&nbsp; &nbsp;&nbsp;&nbsp;如下图所示,点击"持仓一键同步"按钮,可以对出现仓差的账户进行持仓同步操作。该功能首先将处于排队中的订单进行撤单,然后根据仓差情况发送等量的订单。发送订单的价格是根据“同步设置”中的选项计算得出。</span><br style="font-family: Tahoma, Helvetica, SimSun, sans-serif;"><span style="font-family: Tahoma, Helvetica, SimSun, sans-serif;">&nbsp; &nbsp;&nbsp; &nbsp;发送订单遵循先平仓后开仓的思路。如:当前仓差为5,但目前账户有3手空仓,则会发送两张订单,分别为平3手空仓和开2手多仓。</span><br style="font-family: Tahoma, Helvetica, SimSun, sans-serif;"><span style="font-family: Tahoma, Helvetica, SimSun, sans-serif;">&nbsp; &nbsp;&nbsp; &nbsp;注意:若执行本功能时,追单助手功能已经开启,会将追单助手自动关闭,以免追单助手的自动下单影响到本功能。</span><br style="font-family: Tahoma, Helvetica, SimSun, sans-serif;"><br style="font-family: Tahoma, Helvetica, SimSun, sans-serif;"><div align="center" style="font-family: Tahoma, Helvetica, SimSun, sans-serif;"></div><span style="font-weight: 700; font-family: Tahoma, Helvetica, SimSun, sans-serif;">&nbsp; &nbsp;&nbsp; &nbsp;<font size="3">编写代码</font></span><span style="font-family: Tahoma, Helvetica, SimSun, sans-serif;">&nbsp; &nbsp;&nbsp;&nbsp;</span><br style="font-family: Tahoma, Helvetica, SimSun, sans-serif;"><span style="font-family: Tahoma, Helvetica, SimSun, sans-serif;">&nbsp; &nbsp;&nbsp;&nbsp;系统提供了函数A_StrategyPosition,用于获得当前交易账户的策略持仓情况。对于多个策略同时运行的情况,A_StrategyPosition返回的是该用户所有策略的策略持仓合计。可以通过比较策略持仓和真实持仓的差值,来编写代码实现持仓的矫正。</span><br style="font-family: Tahoma, Helvetica, SimSun, sans-serif;"></div><p></p>
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