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There is a Nasdaq 100 index symbol(Ndx) on the CBOE exchange.
> -----Original Message-----
> From: Gary Fritz [mailto:fritz@xxxxxxxx]
> Sent: Saturday, October 07, 2000 3:14 PM
> To: omega-list@xxxxxxxxxx
> Subject: NDX symbol funnies
>
>
> If I may divert your attention from the Igor wars for a moment... :-)
>
> I use NDX a lot in my trading. I have had problems in the past with
> different versions of the NDX symbols, and I thought I'd resolved
> them -- but now I just noticed something is still messed up.
>
> As I understand it, there are two NDX symbols: one is on NASDAQ, and
> one is on CBOE. I hadn't noticed it before but it appears that the
> one on CBOE is an "index OPTION," which makes sense, while the one on
> NASDAQ is an index. If you want to plot the NDX index, you should
> use the NASDAQ NDX index.
>
> If I remember right, the "default" symbol that comes up if you add
> NDX to your portfolio is the CBOE one, and that was the cause of my
> original problems, but I'm not sure now.
>
> Anyway. I have NDX/NASDAQ in my portfolio. If I chart the symbol
> NDX, it comes up with the NDX/NASDAQ symbol just like it should.
>
> But if I try to plot an ASCII file containing NDX data, I have a
> problem. If I name the file NDX.csv or something, TS automatically
> knows it's supposed to contain NDX data, so it looks up the NDX
> symbol. But it finds the NDX/CBOE index *option*, not the NDX/NASDAQ
> index! Furthermore, when specifying the symbol I want to plot from
> that ASCII file, I can't get TS to find the NDX/NASDAQ index!
> Searching for "Index option" in "All exchanges" returns NDX/CBOE, and
> searching for "Index" in "All exchanges" returns nothing.
>
> The symbol universe says both symbols exist.
>
> I've charted NDX data from an ASCII file before, and I would have
> sworn it did it correctly (which would mean it got the NDX/NASDAQ
> symbol, since NDX/CBOE displays in 16ths), but maybe I missed
> something that obvious??
>
> Just to add to the intrigue, lately I've had trouble pasting NDX (and
> other) data to & from other people's systems. Sometimes it works
> fine, other times I or the other person can't "see" the symbol in the
> OMZ file.
>
> What's going on here, and should I be worried??
> Gary
>
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