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Re: Historical Tick Data Base Vendors



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> 
> I just completed an extensive sampling of the data offerings of various
> vendors.  The overall best FOR TICK DATA, IMHO, is clear:  it's CQG.  (Some
> other vendors might be better for end of day; other vendors may be better
> for specific and/or common symbols and/or price.)
> 
> But if you're looking for TICK and you want to examine a COHERENT and
> EXTENSIVE data catalog,  it's got to be CQG.

Have you looked at Reuters? I have seen their time and sales report, and
they even display the ticks which were cancelled, they do this by
drawing a line through the bad tick.