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[amibroker] wrong Backtesting results:



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Hi all: 

 

I am trying to get the hang of the Backtester. So far I don't get it, or it is showing bad results.


I run a system and the percent profits and $ profits do not match the figures in the Report. I include a quick summary of what concerns me, then the System tested, then the Settings, then the Report for anyone who cares to scroll through these and help me out here. I would appreciate any pointers here. 

 

SUMMARY

 

Total Profit = 55.14%

Total Trades = 11

winning Trades = 2

Losing trades =  9

Total Profit of 932 dollars and Total Loss of 5762.

This does not make sense to me. How can the total profits be less than the total loss and yet the system returns 55.14% ???????

 

Can I trust these? Is backtester off the mark here?

Or what am I doing wrong here?

 

full results below:

 

CODE:

 

SetFormulaName("Channel Breakout");// basic setup as per kaveman Perth

SetBarsRequired(4000,1);

SetTradeDelays(1,1,1,1);

SetOption("initialequity",10000);

PositionSize=2500;

SetOption("MaxOpenPositions",5);

SetOption("PriceBoundChecking",1);

SetOption("CommissionAmount",19.95);

PositionScore = 100/C;

 

// Channel Breakout //

Line = Ref(C,-1) + (1.2 * Ref(ATR(6),-1));

Buy = Cross(C,Line)

AND ROC(EMA(C,120)) > 50;

 

Sell = 0;

ApplyStop(2,2, 3 *ATR(15),1);

 

SETTINGS:

 

Initial Equity: 10000  Periodicity/Positions: Daily/Long  

Commissions: 19.95 per trade  Annual interest rate: 5.00% 

Range: 599 bars  Apply to: All symbols 

Margin requirement: 100  Futures mode: No 

Def. round lot size: 1  Def. Tick Size 0 

Drawdowns based on: Close prices      

Long trades 

Buy price: Open  Sell price: Open 

Buy delay: 1  Sell delay: 1 

Short trades 

Short price: Open  Cover price: Open 

Short delay: 1  Cover delay: 1 

Stops 

Maximum loss: disabled  Profit target: disabled 

Value: 0.00  Value: 0.00 

Exit at stop? no  Exit at stop? no 

  

Trailing stop: disabled      

Value: 0.00      

Exit at stop? yes      

 

REPORT:

Statistics | Charts | Trades | Formula | Settings | Symbols

 

Statistics 

All trades Long trades Short trades 

Initial capital 10000.00 10000.00 10000.00 

Ending capital 15514.46 15514.46 20990.33 

Net Profit 5514.46 5514.46 10990.33 

Net Profit % 55.14 % 55.14 % 109.90 % 

Exposure % 2.58 % 2.58 % 0.00 % 

Net Risk Adjusted Return % 2137.17 % 2137.17 % N/A  

Annual Return % 2.93 % 2.93 % 5.00 % 

Risk Adjusted Return % 113.63 % 113.63 % N/A  

 

--------------------------------------------------------------------------------

 

All trades 11 11 (100.00 %) 0 (0.00 %) 

 Avg. Profit/Loss -439.03 -439.03 N/A 

 Avg. Profit/Loss % -17.57 % -17.57 % N/A  

 Avg. Bars Held 52.27 52.27 N/A 

 

--------------------------------------------------------------------------------

 

Winners 2 (18.18 %) 2 (18.18 %) 0 (0.00 %) 

 Total Profit 932.62 932.62 0.00 

 Avg. Profit 466.31 466.31 N/A 

 Avg. Profit % 18.65 % 18.65 % N/A  

 Avg. Bars Held 67.00 67.00 N/A 

 Max. Consecutive 1 1 0 

 Largest win 876.37 876.37 0.00 

 # bars in largest win 49 49 0 

 

--------------------------------------------------------------------------------

 

Losers 9 (81.82 %) 9 (81.82 %) 0 (0.00 %) 

 Total Loss -5762.00 -5762.00 0.00 

 Avg. Loss -640.22 -640.22 N/A 

 Avg. Loss % -25.62 % -25.62 % N/A  

 Avg. Bars Held 49.00 49.00 N/A 

 Max. Consecutive 4 4 0 

 Largest loss -1391.10 -1391.10 0.00 

 # bars in largest loss 9 9 0 

 

--------------------------------------------------------------------------------

 

Max. trade drawdown -1219.88 -1219.88 0.00 

Max. trade % drawdown -28.49 % -28.49 % 0.00 % 

Max. system drawdown -6038.39 -6038.39 0.00 

Max. system % drawdown -28.17 % -28.17 % 0.00 % 

Recovery Factor 0.91 0.91 N/A 

CAR/MaxDD 0.10 0.10 N/A 

RAR/MaxDD 4.03 4.03 N/A 

Profit Factor 0.16 0.16 N/A 

Payoff Ratio 0.73 0.73 N/A 

Standard Error 612.13 612.13 296.91 

Risk-Reward Ratio 1.01 1.01 2.42 

Ulcer Index 4.00 4.00 0.00 

Ulcer Performance Index -0.62 -0.62 N/A 

Sharpe Ratio of trades -1.73 -1.73 0.00 

K-Ratio 0.07 0.07 0.17

 

Regards

ChrisB


			
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