MEMX Market Hours and Holiday Schedule

Market Hours

Equities

Time (Eastern)Trading Session Status
4:00APre-Market
9:30AMarket
4:00PPost-Market
8:00PPost-Market Ends

Options

Time (Eastern)Trading Session Status
9:30AMarket
4:00PMarket Close
4:15PMarket Close (Select ETPs)

Holiday Schedule

Holiday20262027
New Years DayThursday, January 1Friday, January 1
Martin Luther King, Jr. DayMonday, January 19Monday, January 18
Presidents’ DayMonday, February 16Monday, February 15
Good FridayFriday, April 3Friday, March 26
Memorial DayMonday, May 25Monday, May 31
Juneteenth National Independence DayFriday, June 19Friday, June 18
(Juneteenth Observed)
Independence DayFriday, July 3
(Independence Day Observed)
Monday, July 5
(Independence Day Observed)
Labor DayMonday, September 7Monday, September 6
Thanksgiving DayThursday, November 26*Thursday, November 25*
Christmas DayFriday, December 25**Friday, December 24
(Christmas Day Observed)
*The Exchange will operate on an abbreviated trading schedule on Friday, November 27, 2026, and Friday, November 26, 2027
**The Exchange will operate on an abbreviated trading schedule on Thursday, December 24, 2026

Abbreviated Trading Schedule  

Equities
Time (Eastern)Trading Session Status
4:00APre-Market
9:30AMarket
1:00PPost-Market
5:00PPost-Market Ends
Options
Time (Eastern)Trading Session Status
9:30AMarket
1:00PMarket Close
1:15PMarket Close (Select ETPs)