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Re: QQQ System and Big Drawdowns



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I think you may arrange things as you like.
I gave just an example to begin with. 
It is not a phD thesis.
I use this idea the last 13 months, it is interesting.
If you like it, you may use it for your favorite stocks.
DT 
--- In amibroker@xxxx, "b519b" <b519b@xxxx> wrote:
> --- In amibroker@xxxx, "dtsokakis" <TSOKAKIS@xxxx> wrote:
> > My data begin on 3/1/2000.
> 
> I think you should get more data :)
> Since the QQQ is designed to track the NDX (Nasdaq 100) I ran the 
> system on the NDX data (Oct 1985 - present) and got found two 200% 
> drawdowns while the system was short. All I can say is this: one 
> should be prepared for margin calls when trading this one.
> 
> There may be a way to avoid these two drawdowns because they are 
> rather unusual. The first was from 1987 to 1995 (a rather long time 
> to hold a loosing short position). Similarly the second was big 
> short loss was for a lengthy period (1998-2000). A "smaller" short 
> loss of 90% was also a multi-year hold (1995-1997). If an 
> appropriate stop exit could be added, the system might be more 
> attractive.
> 
> ^NDX	Short	10/1/1985	10/19/1987	-38.80	-38.8%
> ^NDX	Long	10/19/1987	11/2/1987	-1.36	-2.2%
> ^NDX	Short	11/2/1987	7/19/1995	-155.28	-259.5%
> ^NDX	Long	7/19/1995	7/20/1995	-0.56	0.6%
> ^NDX	Short	7/20/1995	10/28/1997	86.62	-90.2%
> ^NDX	Long	10/28/1997	10/31/1997	0.24	-2.6%
> ^NDX	Short	10/31/1997	8/31/1998	1.08	-11.8%
> ^NDX	Long	8/31/1998	9/14/1998	-1.19	14.7%
> ^NDX	Short	9/14/1998	4/4/2000	19.26	-208.4%
> ^NDX	Long	4/4/2000	4/28/2000	-0.65	-6.5%
> ^NDX	Short	4/28/2000	5/23/2000	1.86	19.9%
> ^NDX	Long	5/23/2000	6/9/2000	2.74	24.4%
> ^NDX	Short	6/9/2000	10/13/2000	1.79	12.8%
> ^NDX	Long	10/13/2000	11/2/2000	0.15	0.9%
> ^NDX	Short	11/2/2000	12/19/2000	4.37	27.5%
> ^NDX	Long	12/19/2000	1/30/2001	2.42	11.9%
> ^NDX	Short	1/30/2001	9/19/2001	12.49	55.0%
> ^NDX	Long	9/19/2001	10/1/2001	-1.66	-4.7%
> ^NDX	Short	10/1/2001	10/3/2001	-2.86	-8.5%
> ^NDX	Long	10/3/2001	10/15/2001	3.18	10.4%
> ^NDX	Short	10/15/2001	10/17/2001	1.57	4.7%
> ^NDX	Long	10/17/2001	10/26/2001	3.77	10.7%
> ^NDX	Open Sh	10/26/2001	6/21/2002	11.30	28.8%