StockFetcher Forums · Filter Exchange · HOW TO DESIGN A SYSTEM (NOT JUST A FILTER)<< 1 ... 8 9 10 11 12 ... 43 >>Post Follow-up
duke56468
683 posts
msg #101558
Ignore duke56468
modified
7/11/2011 11:27:18 AM

duncanhoo.......
I started paper trading it June 27 using Garsworld which uses $8 transaction fees and 10K per trade, so far 9 trades 8 wins 1 open. Highest gain1.96% lowest .41%. I try to trade it also during the day, like today it showed WLP which is my only open trade. Not real money but seems promising. Little more testing and hope to go to real $.

Edit: in WLP @ 75.51 out 75.76 trailing stop. WLP did not show up at end of day.

johnp
17 posts
msg #101563
Ignore johnp
modified
7/11/2011 12:51:16 PM

I think designing a viable system has to with easily keeping track of coresponding account relative to its peak value,
and adjusting shares taking advantage of streaks and deciding the filter has had its day after certain percentage drawdown
For example see: http://drawdown.yolasite.com/



mahkoh
1,065 posts
msg #101565
Ignore mahkoh
7/11/2011 5:22:06 PM

Kevin, I draw weekly and monthly pivot lines on the charts and check visually. Wouldn't really know how to backtest that.

Kevin_in_GA
4,599 posts
msg #101568
Ignore Kevin_in_GA
7/11/2011 7:24:52 PM

You can use these in a filter (at least the daily and weekly) -

Fetcher[
S&P500

/*FIRST DETERMINE HISTORICAL RATIO OF S&P STOCK TO THE SPY OVER THE LAST 16 DAYS*/
SET{PRICERATIO, CLOSE / IND(^SPX,CLOSE)}
SET{RATIOMA16, CMA(PRICERATIO,16)}
SET{RATIOSTD16, CSTDDEV(PRICERATIO,16)}
SET{DIFF16, PRICERATIO - RATIOMA16}
SET{ZSCORE16, DIFF16 / RATIOSTD16}
SET{THRESHOLD16, RATIOSTD16 * 2}

/*NEXT, SET CRITERIA NECESSARY TO TRIGGER A PAIR TRADE*/

SET{UPPERBAND16, RATIOMA16 + THRESHOLD16}
SET{LOWERBAND16, RATIOMA16 - THRESHOLD16}

zscore16 below -2
close above MA(200)

close below weekly PP
close above weekly S1
]



How are you evaluating potential stocks based on the PP? Obviously adding this to the current filter would give no hits since the base filter once again had no matches for today.

Kevin_in_GA
4,599 posts
msg #101569
Ignore Kevin_in_GA
7/11/2011 7:37:40 PM

SELL signal today for SJM for a gain of 1.3%.

duke56468
683 posts
msg #101570
Ignore duke56468
7/11/2011 8:08:14 PM

Has anyone figured out a stop-loss for this filter that doesn't hurt the backtest results?

Kevin_in_GA
4,599 posts
msg #101573
Ignore Kevin_in_GA
7/11/2011 9:15:39 PM

Well, it does have a maximum days held component that limits some drawdown.

I ran a stop loss optimization in SS, letting the stop loss run from 1% to 20% over the period tested in the first post. All were worse in overall profitability (the best being 772% gain versus the 905% gain without a stop loss) and all had lower Sharpe ratios.

duncanhoo
14 posts
msg #101581
Ignore duncanhoo
7/12/2011 7:21:27 AM

thanks duke - have you experimented with trying to let any of these run - even on paper with some type of trailing stop? I know that is not the "backtested" strategy but as I look back though some of the results it would appear counter-intuitive have not trailed stops on some of these.

also have you seen any correlation with broader market direction in terms of win rate/win%? Not rocket science here but i have improved backtested results on many of these strategies by applying a bit of discretion on the trades.

Kevin thanks again for posting this....

duke56468
683 posts
msg #101589
Ignore duke56468
7/12/2011 11:45:31 AM

duncanhoo........I have tried several scenarios and stop loss settings. On back-test all stop losses except the very wide ones hurt the outcome. However shortening the hold periods to either 10 or 5 days does not affect them as much. The worst period I found on back-test since 12/30/2009 to present, was 4/30/2011 to present. On the paper trades I have been letting the EOD trades play out as Kevin described and using the exit filter to close. On the intraday trades I have been placing a trailing stop above break even. Unfortunately my paper trade software does not provide for trailing BUY stops which should improve the entry price when I get to real $.

Thanks again Kevin we all appreciate and benefit from your posts.

duncanhoo
14 posts
msg #101590
Ignore duncanhoo
7/12/2011 12:39:59 PM

thanks - i am downloading stratsearch trial. seems like a big learning curve on it.

StockFetcher Forums · Filter Exchange · HOW TO DESIGN A SYSTEM (NOT JUST A FILTER)<< 1 ... 8 9 10 11 12 ... 43 >>Post Follow-up

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