Does Polygon support market data outside of normal trading hours?
Yes! You can expect trades to come through from 4 AM EST to 8 PM EST.
You can expect trades to come through from 4 AM EST to 8 PM EST. We include extended hours data in our Trades endpoint, Quotes endpoint, and Aggregates endpoints. You can specifically query this data using milliseconds or nanoseconds timestamps. This allows you to have access to real-time market data even outside of regular trading hours and make informed trading decisions.
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