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You need to divide the answer by the cumulated volume factor as well.
Lawrence
--- Tom Nielsen <tnielsen@xxxxxxxxxxxxx> wrote:
> OK,
>
> I gather the "% ratio of market capitalization of the top 100 pool" is the
> weight they put on their web-site, right?. But If I apply the weight to the
> price and add all of those up, I get figures in excess of 3000. There's got
> to be more to it than that....
>
> Tom
>
> -----Original Message-----
> From: Lawrence Chan [mailto:stnahc@xxxxxxxx]
> Sent: Saturday, May 04, 2002 5:34 AM
> To: Tom Nielsen; omega-list@xxxxxxxxxx
> Subject: Re: NASDAQ 100
>
>
> The calculation method is in the site as well.
>
> The idea in abstract is pretty simple -
>
> 1. calculate the market capitalization of all the NASDAQ symbols
> 2. rank them and pick out the top 100
> 3. calculate index based on the summation of the
> price of a symbol and the % ratio of market capitalization of the top 100
> pool.
>
> Due to the cost of maintaining a dynamic list of top 100, step 2 is
> only done every month end and top 100 are chosen and then stay there
> until next round of ranking. The bottom of the top 100 got rotated
> out pretty frequently :)
>
> Remember that the top 10 stocks account for more than 70% of the weight
> (off my not so good memory) :)
>
> Lawrence
>
>
> --- Tom Nielsen <tnielsen@xxxxxxxxxxxxx> wrote:
> > Hello list,
> >
> > does anyone have - or can point me to - an example of how the NASDAQ 100
> is
> > calculated? I can find the weights on NASDAQ's site, but so far I have
> been
> > unable to dig up an explanation of the mechanics of the thing. Any help
> > would be greatly appreciated.
> >
> > Tom
> >
>
>
> =====
> Lawrence Chan http://www.tickquest.com
> Transform market data into opportunities
>
=====
Lawrence Chan http://www.tickquest.com
Transform market data into opportunities
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