4 ms·

I have it working pulling historical data based on symbol

• SirLJ 9y ago
  Sure, but there are maybe over 10000 companies including non existing ones and you need them all for your back testing to be valid...
  • jason_slack 9y ago
    I see your point. Scripting this and running on cron could help.
    • SirLJ 9y ago
      Make sure the delisted companies are included...