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IEX Trading API

The IEX Trading API returns stocks and financial data in JSONP format. Access is open and authentication is not required. With the API, developers can implement trading status, auctions, official prices, effective spreads, and volume by venues. The API includes symbols, corporate actions, and dividends as references. IEX Group is the operator of Investors Exchange (IEX), a stock exchange for U.S. equities.