Cboe BYX Market Holidays#

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

The last 10 Market Holidays are listed

Cboe BYX - Recent Market Holidays#

Activity Name

Time Zone

Start Date

End Date

Start Time

End Time

Full Holiday

America/New_York

2026-09-07

2026-09-07

00:00

24:00

Full Holiday

America/New_York

2026-07-03

2026-07-03

00:00

24:00

Full Holiday

America/New_York

2026-06-19

2026-06-19

00:00

24:00

Full Holiday

America/New_York

2026-05-25

2026-05-25

00:00

24:00

Full Holiday

America/New_York

2026-04-03

2026-04-03

00:00

24:00

Full Holiday

America/New_York

2026-02-16

2026-02-16

00:00

24:00

Full Holiday

America/New_York

2026-01-19

2026-01-19

00:00

24:00

Full Holiday

America/New_York

2026-01-01

2026-01-01

00:00

24:00

Full Holiday

America/New_York

2025-12-25

2025-12-25

00:00

24:00

Non Trading Hours

America/New_York

2025-12-24

2025-12-24

13:00

17:00