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[amibroker] Re: Incorrect behaviour in ApplyStop for trailing stops



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Hi,

the behaviour you observe is the same how it is done by brokers like
IB. If you set a trailing stop it is updated in real-time during the
current day, and stop will be triggered immediately when the market
moves back in direction to your stop.

Regards,
Markus

--- In amibroker@xxxxxxxxxxxxxxx, "olivier_molongo"
<olivier_molongo@xxx> wrote:
>
> Hi,
> 
> It seems that trailing stops are 'trailed' on the current bar. this 
> is wrong. The trailing stop should be calculated on the previous bar 
> and should be fixed on the current bar. Otherwise a trailing stop for 
> a long position is activated on a day the market is going up a lot 
> which is an incorrect behaviour.
> 
> I use this code :
> 
> Buy = UpIndic ;
> Sell=0;
> ApplyStop( 2, 2, TrailStopAmountUp, 1,True );
> 
> The problem is that for TrailingStops AB uses the high of the day to 
> set the stop. So when using 
> 
> ExitAtStop = 1 - check High-Low prices and exit intraday on price 
> equal to stop level on the same bar when stop was triggered
> 
> one get stoped out incorrectly on an up day when the net change for 
> the day is more that the trailingstop amount. That is not a logical 
> behaviour. The trailing stop for the day should be defined using the 
> highest high since the buy but without including the current day.
> 
> I can't get this to work even when using a volatile trailing amount 
> as it seems that the trailing stop is calculated on the day before 
> the current bar but trailed on the current bar. It should not be 
> trailed on the current bar. It should remain fixe on the current bar 
> and trailed on the next day.
> 
> Can you fixe that or is there a workaround for this?
> 
> Regards,
> Olivier
>



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