Wednesday, December 29, 2010

STI Trend Score System


I have covered this method in my previous posting.  I am repeating it here for readers that have missed out on this simple indicator that can be used for trading index ETF like STI ETF.

This is a trend indicator that was derived by by Tuschar Chande. It is a method of rating the trend by comparing the current day’s close to the close x days ago.

If today’s close is greater than close x days ago, score = 1

If today’s close is less than the close x+1 days ago, score = -1

Tuschar Chande suggested comparing the close to the closes from 11 to 20 days ago.

Therefore,

Trendscore = 10 day sum of the scores from days 11 to 20.

The trend score for this case will oscillate between +10 to -10.

The metastock formula is given below:
If(C>=Ref(C,-11),1,-1)+
If(C>=Ref(C,-12),1,-1)+
If(C>=Ref(C,-13),1,-1)+
If(C>=Ref(C,-14),1,-1)+
If(C>=Ref(C,-15),1,-1)+
If(C>=Ref(C,-16),1,-1)+
If(C>=Ref(C,-17),1,-1)+
If(C>=Ref(C,-18),1,-1)+
If(C>=Ref(C,-19),1,-1)+
If(C>=Ref(C,-20),1,-1)

Let’s say that we buy 1 lot of Straits Times Index (STI) when the Trendscore reaches +10 and exit the trade when Trendscore becomes negative.

The trade record is given below:


PositionEntry DateEntry PriceExit DateExit Price% Change
Long12-Jan-072995.351-Mar-073133.884.62
Long15-Feb-073222.981-Mar-073133.88-2.76
Long28-Mar-073224.5511-Jun-073530.389.48
Long4-May-073477.911-Jun-073530.381.51
Long13-Jun-073530.1227-Jun-073513.5-0.47
Long15-Jun-073601.0527-Jun-073513.5-2.43
Long16-Jul-073679.9730-Jul-073467.36-5.78
Long23-Jul-073627.9730-Jul-073467.36-4.43
Long6-Sep-073374.0123-Oct-073670.218.78
Long11-Dec-073583.3218-Dec-073301.42-7.87
Long2-Apr-083046.5423-May-083160.863.75
Long23-Apr-083187.2323-May-083160.86-0.83
Long28-Apr-083189.223-May-083160.86-0.89
Long5-May-083236.123-May-083160.86-2.33
Long14-May-083203.4223-May-083160.86-1.33
Long16-May-083207.4323-May-083160.86-1.45
Long11-Dec-081821.713-Jan-091776.25-2.49
Long17-Dec-081782.0913-Jan-091776.25-0.33
Long26-Dec-081736.9913-Jan-091776.252.26
Long5-Jan-091829.7113-Jan-091776.25-2.92
Long24-Mar-091664.0819-Jun-092237.234.44
Long24-Apr-091859.9819-Jun-092237.220.28
Long1-May-091920.2819-Jun-092237.216.5
Long28-May-092306.0819-Jun-092237.2-2.99
Long16-Jul-092389.4219-Aug-092567.727.46
Long9-Sep-092660.915-Oct-092604.53-2.12
Long17-Sep-092674.425-Oct-092604.53-2.61
Long15-Oct-092708.4829-Oct-092648.98-2.2
Long12-Nov-092740.4322-Jan-102850.984.03
Long3-Dec-092796.3422-Jan-102850.981.95
Long14-Dec-092800.7522-Jan-102850.981.79
Long23-Dec-092823.8222-Jan-102850.980.96
Long24-Feb-102782.5529-Apr-102932.045.37
Long2-Mar-102774.0629-Apr-102932.045.69
Long9-Mar-102834.5729-Apr-102932.043.44
Long5-Apr-102943.0229-Apr-102932.04-0.37
Long26-Apr-102988.4929-Apr-102932.04-1.89
Long17-Jun-102846.9413-Aug-102927.042.81
Long9-Jul-102897.1513-Aug-102927.041.03
Long6-Sep-103011.0328-Oct-103124.383.76
Long3-Nov-103205.2824-Nov-103126.3-2.46

The net gain from 2007 to 2010 is around 88% (excluding transaction costs).

2 comments:

TrendPlodder said...

If you try it for the HSI which is a much more trade-able index because of highly liquid mini-futures and CFD linked to it. Wonder what results you get?


Based on the results fo Garth based models, I expect the trading approach based on Chande trend indicator to perform better than when used on STI.

Paper on Garth approach for HSI:
http://www.springerlink.com/content
/678178735774h313/

TrendPlodder said...

Just to add. From the Garth model the non-normal behavior of the HSI shows that the intermediate trends (intra-year) to be larger than expected from the normal distribution.

So I would expect the Chade indicator to generate more profitable trades for HSI than the STI.

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