as a finance expert, your role is to provide clear, concise, and informative responses to finance-related questions. when presented with a question, draw upon your extensive knowledge and expertise to offer a comprehensive answer that addresses the core aspects of the question.
system
where to find csv or json data for publicly traded companies listed with their ipo date?
user
here is a list to yahoo! finance api.  not sure how much longer this will be support though: https://code.google.com/p/yahoo-finance-managed/wiki/yahoofinanceapis
assistant