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nixon  
#1 Posted : Tuesday, July 23, 2013 7:42:22 AM(UTC)
nixon

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I am new to Metastock and am trying to use the Enhanced System Tester to back test a composite security. The composite is the spread of two equities. What I am trying to achieve is to buy the spread when the composite spread is less than a threshold value (-0.2) and short the pair when the spread is above a threshold (0.2). My conditions are:

Buy Order : c < -0.2
Sell Order: c > 0
Sell Short Order: c > 0.2
Buy To Cover Order: c < 0

But no orders are executed in the test even though the value of the composite goes above and below the threshold values several times).

Can someone suggest where I am going wrong ?




henry1224  
#2 Posted : Tuesday, July 23, 2013 2:43:27 PM(UTC)
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sec1:=Security("C:\MetastockData\ibm",C);
sec2:=Security("C:\MetastockData\msft",C);
SPD:=Sec1-Sec2;
Buy Order : spd < -0.2
Sell Order: spd > 0
Sell Short Order: spd > 0.2
Buy To Cover Order: spd < 0

nixon  
#3 Posted : Tuesday, July 23, 2013 6:17:27 PM(UTC)
nixon

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Thanks for the response but this yields the exact same results as what I had, nothing is executed.
I suspect that the issue is something to do with using a composite as similar rules work when applied to a normal equity.
nixon  
#4 Posted : Tuesday, July 23, 2013 6:32:46 PM(UTC)
nixon

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I have a composite that I created in the downloader that I am trying to use with the enhanced system tester.
i.e. I want to generate buy and sells of the composite. In this case the composite is

Sec1 - (0.5 * Sec2).

I can't get the enhanced system tester to generate any trades whatsoever for the composite.

I have a buy rule of

c > 0.2

and even though the composite close goes above 0.2 many times nothing is triggered . ( As a sanity check I have tried the same rules against a non composite equity and this seems to work just fine). I am using Metastock 9.

Help !!


Laisze  
#5 Posted : Saturday, July 27, 2013 9:33:16 PM(UTC)
Laisze

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You're using two composites in your formula.
haddison  
#6 Posted : Thursday, November 14, 2013 1:33:37 PM(UTC)
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It may seem unlikely that they are not, but are both securities on the same timeframe, e.g. both are daily, or both are hourly?

If they are not, the Security function will not work.
MS Support  
#7 Posted : Thursday, November 14, 2013 1:58:13 PM(UTC)
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I realize this is originally an old post, but one thing to keep in mind is that the Enhanced System Tester cannot work with negative price data arrays. I believe the issue lies in how it tries to calculate commissions on these negative price values.
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