Cboe BYX Trading Hours#
Cboe BYX is one of Cboe Global Markets’ four U.S. equities exchanges, operating as a distinct electronic order book for trading NMS securities with its own unique fee schedule and market model. It is well known for utilizing Periodic Auctions during regular trading hours to help minimize market impact and provide liquidity. Full L1 history for Cboe BYX from the Consolidated Tape is available in the US_COMP dataset.
Trading Hours are divided into multiple sessions
Session Name |
Time Zone |
Start Time |
End Time |
|---|---|---|---|
PRE_MARKET |
America/New_York |
04:00 |
09:30 |
MARKET |
America/New_York |
09:30 |
16:00 |
POST_MARKET |
America/New_York |
16:00 |
20:00 |