Nasdaq Data Link APIs provide a flexible and efficient method of delivery for real-time exchange data and other financial information. Stock market data is made available through a suite of streaming ...

Investors may trade in the Pre-Market (4:00-9:30 a.m. ET) and the After Hours Market (4:00-8:00 p.m. ET). Participation from Market Makers and ECNs is strictly voluntary and as a result, these ...