Amiquote not updating amibroker
Typically the ticker list, as setup, will contain a couple of hundred redundant symbols (symbols that return an error message when attempting to download historical data for them). OB (over the counter stock) and are not relevant to the majority of traders.
Users can elect to delete them from the database or go to the Yahoo site, or other sites, to find the cause of the ‘download error’ e.g.
A search for the company by name, using Symbol Lookup, sometimes returns a result ……. In spite of all that it does have quotation and historical data at the Yahoo site.
futures io is the largest futures trading community on the planet, with over 100,000 members.
Unfortunately the trend is towards ‘pay for play’ e.g.
Stores data in formats (Version 6.52, 8.0, 9.0 and 10.0 (6000 securities per directory)). Download attempts can easily be repeated – Detects symbol changes. Automatically connecting, downloading and disconnecting for analogue modem users. Amiquote puts ‘junk’ (html 404 error) in the data file for missing historical data. Authors comments – Not all download errors are caused by a lack of historical data.Ami Broker Yahoo Group message #116257 “Flags to get industry data from yahoo” Filed by brian_z at am under Yahoo Yahoo sources data from a number of providers who are acknowledged at the bottom of the Y!Finance page: The partner page link in that section opens a list of delayed intra-day data suppliers: As well as that, other providers are acknowledged in other places e.g. The obvious point is that there are, at the least, two historical quotes databases, a fundamental database and several delayed intra-day data streams used, in different ways and in different places, at the site and there is no relationship between them in anyway.Comments, where included, are the opinion of the individuals concerned and are not necessarily correct.
In some cases they may be ‘out of date’ as circumstances change with time. No delisted history – any system testing you do based on Yahoo data is subject to population bias.the stock may have been de-listed or undergone a name change .