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[amibroker] Re: Different sell signals with position sizing and margin changing for each sig



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Hi,

First of all, thank you for your help.  I had the impression of been 
alone in a desert, with nobody replying (except for Graham).

I didn't find that information and I don't know how to do it.  I 
read the manual, searched on positionsizing, about margin (not much 
info there), but did not find anything that could help me.

How would you do this?  I'm really not sure how to set an exit 
number 2 for a buy2 and an exit number 3 for a buy 3 with each 
signal do not interfering with each others.

Do you have any idea?

Thanks!

Louis

--- In amibroker@xxxxxxxxxxxxxxx, "loveyourenemynow" 
<loveyourenemynow@xxx> wrote:
>
> the general idea is to loop through the signal objects and change 
the
> property size.
> I think there are example of this in the backtester documentation.
> 
> Ly
> --- In amibroker@xxxxxxxxxxxxxxx, "Louis Préfontaine" <rockprog80@>
> wrote:
> >
> > Hi,
> > 
> > I checked for position sizing and found no way to change position
> for each
> > entry, only a general position sizing for each formula.  Where
> exactly can I
> > find the information you are talking about?
> > 
> > Thanks,
> > 
> > Louis
> > 
> > 2008/5/17 loveyourenemynow <loveyourenemynow@>:
> > 
> > >   Hi,
> > >
> > > you can customize position size in the backtesting interface.
> > > same for multiple entry etc, I think there is some sample code 
i the
> > > help or on the amibroker website under custum backtester.
> > > Regarding margin you have to set the general margin as the 
lowest
> > > possible and then stock by stock or trade by trade implement 
your
> > > position sizing strategy.
> > >
> > > Ly
> > >
> > > --- In amibroker@xxxxxxxxxxxxxxx <amibroker%
40yahoogroups.com>, "Louis
> > > Préfontaine" <rockprog80@>
> > > wrote:
> > > >
> > > > I can hardly believe I am the only one who wants to set 
different
> > > > positionsizing with each trade, and different exits, and be 
able to
> > > buy a %
> > > > on the first signal and the remaining on a second signal (if 
there
> > > is one).
> > > > Or maybe I am so wrong with this strategy...
> > > >
> > > > Louis
> > > >
> > > > 2008/5/15 Louis Préfontaine <rockprog80@>:
> > > >
> > > > > Or maybe someone else can help me with this?
> > > > >
> > > > > Louis
> > > > >
> > > > > 2008/5/15 Louis Préfontaine <rockprog80@>:
> > > > >
> > > > > Hi Graham,
> > > > >>
> > > > >> Thank you very much for your reply.
> > > > >>
> > > > >> I understand that the margin part may be complicated. But 
is it
> > > possible
> > > > >> then to adjust the % of equity for each trade if 
adjusting margin
> > > is not
> > > > >> possible? (Maybe in future AB version it could be 
interesting to
> > > be able to
> > > > >> adjust margin to each trade, because been able to have a 
33
> > > margin, for
> > > > >> example, doesn't mean one wants to use full margin each 
time...).
> > > > >>
> > > > >> But what about how to buy 50% of equity on first signal 
and to be
> > > able to
> > > > >> act on the second one? I think it should be possible... I 
don't
> > > understand
> > > > >> why acting on the first signal makes it impossible to act 
on the
> > > second. I
> > > > >> tried using the sigscalein command but it wasn't a 
success... Do
> > > you have
> > > > >> something to recommand me on this? I read the manual and
> > > searched and
> > > > >> experimented but it wasn't successful...
> > > > >>
> > > > >> Thank you
> > > > >>
> > > > >> Louis
> > > > >>
> > > > >> 2008/5/14 Graham <kavemanperth@>:
> > > > >>
> > > > >> Hi Louis
> > > > >>> I will admit I have not thought too much on how you can 
do
> this as I
> > > > >>> do not have the time to put aside. I would consider your
> best method
> > > > >>> would be via advanced backtest code to alter the 
requirements of
> > > entry
> > > > >>> and exit
> > > > >>>
> > > > >>> --
> > > > >>> Cheers
> > > > >>> Graham Kav
> > > > >>> AFL Writing Service
> > > > >>> http://www.aflwriting.com
> > > > >>>
> > > > >>> 2008/5/15 Louis P. <rockprog80@ <rockprog80%
40gmail.com>>:
> > > > >>>
> > > > >>> > Hmmm... Maybe I'm too boring or... well, nobody seems 
to be
> > > able or
> > > > >>> > want to help me with this.
> > > > >>> >
> > > > >>> > Maybe I ask too many question and don't help others 
enough?
> > > > >>> >
> > > > >>> > At least that'll be something to think about.
> > > > >>> >
> > > > >>> > Louis
> > > > >>> >
> > > > >>> >
> > > > >>> > --- In amibroker@xxxxxxxxxxxxxxx <amibroker%
40yahoogroups.com>
> > > <amibroker%40yahoogroups.com>, "Louis
> > > > >>> Préfontaine"
> > > > >>> > <rockprog80@> wrote:
> > > > >>> >>
> > > > >>> >> Hi again (sorry for all the messages),
> > > > >>> >>
> > > > >>> >> I tried to use sigscalein but it isn't a big success 
yet.
> With
> > > > >>> > the code
> > > > >>> >> below, the system buys 50% on the first signal (which 
is
> ok), but
> > > > >>> > ignores
> > > > >>> >> the next one. I'd like to be able to buy 50% on March 
3
> (with a
> > > > >>> > rule
> > > > >>> >> planning to sell three days later) and buy another 
50% on
> March 4
> > > > >>> > (with
> > > > >>> >> another exit rule) but even after looking in the 
manual and
> > > trying
> > > > >>> >> everything I could I didn't find how to do it.
> > > > >>> >>
> > > > >>> >> Same problem with trying to change the margin for each
> trade. I
> > > > >>> > know how to
> > > > >>> >> set the margin for the overall system, but I'd like to
> change how
> > > > >>> > much
> > > > >>> >> margin and equity I use with each trade.
> > > > >>> >>
> > > > >>> >> Anyone would be kind enough to help me with that? 
Thank
> you very
> > > > >>> > much.
> > > > >>> >> Please note that I first asked about this on May 6
> (#123500) so I
> > > > >>> > did a lot
> > > > >>> >> of work by myself; but now I just don't know how to go
> futher.
> > > > >>> >>
> > > > >>> >> Thank you very much,
> > > > >>> >>
> > > > >>> >> Louis
> > > > >>> >>
> > > > >>> >> SetPositionSize( 50, spsPercentOfEquity );
> > > > >>> >> SetOption("MaxOpenPositions", 2 );
> > > > >>> >>
> > > > >>> >> Buy1 = ( rule1 );
> > > > >>> >> //Buy1 = ExRem ( Buy1, 3 );
> > > > >>> >> //Sell1 = Ref ( Buy1, -3 );
> > > > >>> >> Sell1 = BarsSince(Buy1) == 3;
> > > > >>> >> InTrade1 = Flip( Buy1, Sell1 );
> > > > >>> >> DoScaleIn1 = ExRem( InTrade1, Sell1 );
> > > > >>> >>
> > > > >>> >> Buy2 = rule2 ;
> > > > >>> >> //Buy2 = ExRem( Buy2, 5 );
> > > > >>> >> //Sell2 = Ref ( Buy2, -5 );
> > > > >>> >> Sell2 = BarsSince(Buy2) == 5;
> > > > >>> >> InTrade2 = Flip( Buy2, Sell2 );
> > > > >>> >> DoScaleIn2 = ExRem( InTrade2, Sell2 );
> > > > >>> >>
> > > > >>> >> Buy3 = rule3 ;
> > > > >>> >> //Buy3 = ExRem ( Buy3, 2 );
> > > > >>> >> //Sell3 = Ref ( Buy3, -2 );
> > > > >>> >> Sell3 = BarsSince(Buy3) == 2;
> > > > >>> >> InTrade3 = Flip( Buy3, Sell3 );
> > > > >>> >> DoScaleIn3 = ExRem( InTrade3, Sell3 );
> > > > >>> >>
> > > > >>> >> Buy4 = rule4 ;
> > > > >>> >> //Buy4 = ExRem ( Buy4, 1 );
> > > > >>> >> //Sell4 = Ref ( Buy4, -1 );
> > > > >>> >> Sell4 = BarsSince(Buy4) == 1;
> > > > >>> >> InTrade4 = Flip( Buy4, Sell4 );
> > > > >>> >> DoScaleIn4 = ExRem( InTrade4, Sell4 );
> > > > >>> >>
> > > > >>> >> Buy = (Buy1 + sigScaleIn*doscalein1) OR (Buy2 +
> > > > >>> > sigScaleIn*doscalein2) OR
> > > > >>> >> (Buy3 + sigScaleIn*doscalein3) OR (Buy4 +
> sigScaleIn*doscalein4);
> > > > >>> >> Sell = Sell1 OR Sell2 OR Sell3 OR Sell4;
> > > > >>> >>
> > > > >>> >> 2008/5/13 Louis Préfontaine <rockprog80@>:
> > > > >>> >>
> > > > >>> >> > Hi there,
> > > > >>> >> >
> > > > >>> >> > Here is what I managed to achieve:
> > > > >>> >> >
> > > > >>> >> > SetPositionSize( 50, spsPercentOfEquity );
> > > > >>> >> > SetOption("MaxOpenPositions", 2 );
> > > > >>> >> >
> > > > >>> >> > Buy1 = rule1;
> > > > >>> >> > Sell1 = BarsSince(Buy1) == 3;
> > > > >>> >> >
> > > > >>> >> >
> > > > >>> >> > Buy2 = rule2 ;
> > > > >>> >> > Sell2 = BarsSince(Buy2) == 5;
> > > > >>> >> >
> > > > >>> >> > Buy3 = rule3 ;
> > > > >>> >> > Sell3 = BarsSince(Buy3) == 2;
> > > > >>> >> >
> > > > >>> >> > Buy4 = rule4;
> > > > >>> >> > Sell4 = BarsSince(Buy4) == 1;
> > > > >>> >> >
> > > > >>> >> > Buy = Buy1 OR Buy2 OR Buy3 OR Buy4 ;
> > > > >>> >> > Sell = Sell1 OR Sell2 OR Sell3 OR Sell4;
> > > > >>> >> >
> > > > >>> >> >
> > > > >>> >> > Two problems remain:
> > > > >>> >> >
> > > > >>> >> > 1) I'd like to establish a margin of 100 for rule 1 
and
> 2, a
> > > > >>> > margin of 50
> > > > >>> >> > for rule 3 and a margin of 33 for rule 4. Don't know
> how to do
> > > > >>> > it;
> > > > >>> >> > 2) Some of my signals cross each other; I want each
> signal to
> > > > >>> > buy 50% of
> > > > >>> >> > the equity leaving the other 50% "ready" for 
another signal
> > > > >>> > while the first
> > > > >>> >> > signal is still open... Right now with that code I 
only
> get the
> > > > >>> > first
> > > > >>> >> > signal and the second one is ignored. E.g. If Buy2 
enters a
> > > > >>> > position on
> > > > >>> >> > May 5 and there is a signal on May 6, May 6 signal 
will get
> > > > >>> > ignored. What I
> > > > >>> >> > want is 50% on May 5 and if a signal comes on May 6 
I want
> > > > >>> > another 50%. Is
> > > > >>> >> > this possible?
> > > > >>> >> >
> > > > >>> >> > Thanks again,
> > > > >>> >> >
> > > > >>> >> > Louis
> > > > >>> >> >
> > > > >>> >> >
> > > > >>> >> >
> > > > >>> >> >
> > > > >>> >> >
> > > > >>> >> >
> > > > >>> >> > 2008/5/13 Louis Préfontaine <rockprog80@>:
> > > > >>> >> >
> > > > >>> >> > Hi again,
> > > > >>> >> >>
> > > > >>> >> >> Ok here is what I am trying to do. I'll try to add 
as much
> > > > >>> > details as I
> > > > >>> >> >> can.
> > > > >>> >> >>
> > > > >>> >> >> There is three different conditions on which I 
want to
> react
> > > > >>> > differently.
> > > > >>> >> >>
> > > > >>> >> >> Condition 1) I buy the stock with full margin and 
full
> power
> > > > >>> > and exits
> > > > >>> >> >> after 10 days;
> > > > >>> >> >> Condition 2) I buy the stock with no margin and 
exits
> after 10
> > > > >>> > days;
> > > > >>> >> >> Condition 3) I buy the stock with no margin and 
with
> less than
> > > > >>> > 50% of my
> > > > >>> >> >> equity and exits after 5 days.
> > > > >>> >> >>
> > > > >>> >> >> I am looking for a code to do this. It does not 
look that
> > > > >>> > complicated,
> > > > >>> >> >> but I don't know how to do it.
> > > > >>> >> >>
> > > > >>> >> >> If someone has any idea...
> > > > >>> >> >>
> > > > >>> >> >> Thanks,
> > > > >>> >> >>
> > > > >>> >> >> Louis
> > > > >>> >> >>
> > > > >>> >> >>
> > > > >>> >> >>
> > > > >>> >> >> 2008/5/13 louisprefontaine <rockprog80@>:
> > > > >>> >> >>
> > > > >>> >> >> Anyone?
> > > > >>> >> >>>
> > > > >>> >> >>> Thanks,
> > > > >>> >> >>>
> > > > >>> >> >>> Louis
> > > > >>> >> >>>
> > > > >>> >> >>> --- In
> amibroker@xxxxxxxxxxxxxxx<amibroker%40yahoogroups.com>
> > > <amibroker%40yahoogroups.com><amibroker%
> > > > >>> > 40yahoogroups.com>, "Louis
> > > > >>> >> >>> Préfontaine" <rockprog80@>
> > > > >>> >> >>> wrote:
> > > > >>> >> >>>
> > > > >>> >> >>> >
> > > > >>> >> >>> > Hi,
> > > > >>> >> >>> >
> > > > >>> >> >>> > I am looking for a way to set different sell 
signals
> > > > >>> > depending on
> > > > >>> >> >>> particular
> > > > >>> >> >>> > buy signals. E.G. For cond1 I want a particular
> sell, and
> > > > >>> > for cond2
> > > > >>> >> >>> > another particular sell.
> > > > >>> >> >>> >
> > > > >>> >> >>> > Also, I'd like to set a different equity 
management for
> > > each
> > > > >>> > condition.
> > > > >>> >> >>> > E.g. For cond1 I want to use 50 margin, for 
cond2
> 33 margin
> > > > >>> > and for
> > > > >>> >> >>> cond 3
> > > > >>> >> >>> > 100 margin, etc.
> > > > >>> >> >>> >
> > > > >>> >> >>> > Anyone can help me with that?
> > > > >>> >> >>> >
> > > > >>> >> >>> > Thanks,
> > > > >>> >> >>> >
> > > > >>> >> >>> > Louis
> > > > >>> >> >>> >
> > > > >>> >> >>>
> > > > >>> >> >>>
> > > > >>> >> >>>
> > > > >>> >> >>
> > > > >>> >> >>
> > > > >>> >> >
> > > > >>> >>
> > > > >>> >
> > > > >>> >
> > > > >>> >
> > > > >>> > ------------------------------------
> > > > >>> >
> > > > >>> > Please note that this group is for discussion between
> users only.
> > > > >>> >
> > > > >>> > To get support from AmiBroker please send an e-mail
> directly to
> > > > >>> > SUPPORT {at} amibroker.com
> > > > >>> >
> > > > >>> > For NEW RELEASE ANNOUNCEMENTS and other news always 
check
> DEVLOG:
> > > > >>> > http://www.amibroker.com/devlog/
> > > > >>> >
> > > > >>> > For other support material please check also:
> > > > >>> > http://www.amibroker.com/support.html
> > > > >>> > Yahoo! Groups Links
> > > > >>> >
> > > > >>> >
> > > > >>> >
> > > > >>> >
> > > > >>>
> > > > >>>
> > > > >>
> > > > >>
> > > > >
> > > >
> > >
> > >  
> > >
> >
>



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