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[amibroker] Re: how is the profit for shorts calculated?



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 Thanks chuck.

--- In amibroker@xxxxxxxxxxxxxxx, "Chuck Rademacher" 
<chuck_rademacher@x> wrote:
> I seem to be confusing you, sorry.   I'll try again.
> 
> For longs and shorts, your dollars profit = sell (or short) price 
minus buy
> (or cover) price.
> 
> The only difference is "how much did you invest?".
> 
> For longs, it's the dollars invested when you buy.
> 
> For shorts, it's the dollars invested when you short.
> 
> In both cases, it's the dollars invested on your FIRST transaction.
> 
> In both of your original example, that figure was $1,000.
> 
> I'll give two examples, including commissions:
> 
> Long Trades:
> 
>     1,500     (sell price * number of shares)
>    -1,000     (buy price * number of shares)
>         -30     (buy commission)
>         -30     (sell commission)
> 
>        440      (net profit in dollars)
> 
>        44%     (440 / 1000 * 100) = percent profit
> 
> 
> Short Trades
> 
>       1,000    (short price * number of shares)
>         -500     (cover price * number of shares)
>          -30     (short commission)
>          -30     (cover commission)
> 
>         440     (net profit in dollars)
> 
>        44%     (440 / 1000 * 100) = percent profit
> 
> 
> 
> 
>   -----Original Message-----
>   From: amiabilityy [mailto:amiabilityy@x...]
>   Sent: Wednesday, April 30, 2003 4:28 PM
>   To: amibroker@xxxxxxxxxxxxxxx
>   Subject: [amibroker] Re: how is the profit for shorts calculated?
> 
> 
>     hi chuck, this has confused me a little,
> 
>   i  understand how to work out longs with commisions e.t.c.,
> 
>   but shorts confuse me as i have never used them.
> 
>     Is it basically the same as  a losing trade when going long.
> 
>   e.g. i buy a stock at $1000 it goes to $500, i have lost %50.(on a
>   long trade), but if this was a short trade i made %50.
> 
> 
>   Peter.
> 
> 
>   --- In amibroker@xxxxxxxxxxxxxxx, "Chuck Rademacher"
>   <chuck_rademacher@x> wrote:
>   > You should be able to do it with one formula.  I'm not much of a
>   spreadsheet
>   > programmer, but offer the following tid-bits for you:
>   >
>   > Column1 =  Dollars invested ($1,000 in each example, long or 
short);
>   >
>   > Column2 =  Dollars profit,  simply what you sell it for (sell or
>   short)
>   > minus what you paid (buy or cover).
>   >
>   > Column3 =  Percent profit (column2 / Column1 * 100).
>   >
>   >   -----Original Message-----
>   >   From: amiabilityy [mailto:amiabilityy@x...]
>   >   Sent: Wednesday, April 30, 2003 4:05 PM
>   >   To: amibroker@xxxxxxxxxxxxxxx
>   >   Subject: [amibroker] Re: how is the profit for shorts 
calculated?
>   >
>   >
>   >     Thanks chuck, this will make it harder to calculate in a 
spread
>   >   sheet.
>   >
>   >   I was hoping to just reverse the short and cover columns and 
use a
>   >   long profit calculation.
>   >
>   >   Peter.
>   >
>   >   --- In amibroker@xxxxxxxxxxxxxxx, "Chuck Rademacher"
>   >   <chuck_rademacher@x> wrote:
>   >   > I wish you were correct about shorting at $10 and covering 
at $5
>   >   giving you
>   >   > a 100% profit.  Unfortunately, it's only a 50% profit.
>   >   >
>   >   > Let's take the long example first, buying 100 shares.
>   >   >
>   >   > You buy a stock for $5.
>   >   > You sell it at $10.
>   >   > You invested $500 and made a $500 profit
>   >   > You have made a 100% profit.
>   >   >
>   >   >
>   >   > Now, let's take the short example:
>   >   >
>   >   > You short a stock at $10.
>   >   > You cover at $5.
>   >   > You invested $1000 (not $500) and made a $500 profit.
>   >   > You have made a 50% profit.
>   >   >
>   >   >
>   >   > The most you can EVER make by shorting a stock is 100%.   
The
>   most
>   >   you can
>   >   > lose is your butt!
>   >   >
>   >   >
>   >   >   -----Original Message-----
>   >   >   From: peter j [mailto:amiabilityy@x...]
>   >   >   Sent: Wednesday, April 30, 2003 3:42 PM
>   >   >   To: amibroker@xxxxxxxxxxxxxxx
>   >   >   Subject: [amibroker] how is the profit for shorts 
calculated?
>   >   >
>   >   >
>   >   >
>   >   >    This is about my tenth attempt to post this, i hope the 
other
>   >   posts  dont
>   >   > appear.
>   >   >
>   >   >    Hi members.
>   >   >     I have a question about short trades.
>   >   >     Is the profit basically worked out similar to a long 
profit.
>   >   >    e.g. the buy to sell value
>   >   >    In a short trade could the profit be worked out in 
reverse
>   >   >   ( not in reference to ami, will be used for a spread 
sheet)
>   >   >     e.g.  If the short was $10.00 and the cover was $5,
>   >   >     could i reverse these and say that there was a %100 
profit.
>   >   >    or are there oddities when working out the  profit of a 
short
>   >   trade.
>   >   >     Peter.
>   >   >
>   >   >
>   >   >
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