Get market data from IEX exchange.
Previous Day
GET /stock/{symbol}/previous
https://cloud.iexapis.com/v1/stock/SPY/previous?token=xxx
Historical Prices
https://iexcloud.io/docs/api/#historical-prices
GET /stock/{symbol}/chart/{range}/{date}
https://cloud.iexapis.com/v1/stock/SPY/chart/1m?token=xxx
Docs
https://iextrading.com/developer
https://iextrading.com/developer/docs/#stocks
List of instruments
endpoint: /ref-data/symbols
https://api.iextrading.com/1.0/ref-data/symbols