Api returns different data when stock market is closed

orpiczy · April 13, 2023, 7:03pm

Why is alpaca api returning different data before 9:30 and after 4 pm. Shouldn’t be the market closed at that time and prices constant?

Bomin_Zhang · April 13, 2023, 8:18pm

There is a thing called after market (and a pre market)

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