Hours and Holidays

Trading Day

Trading Hours

  • The trading day begins with the first auction at 7 a.m. ET
  • The last scheduled auction is held at 2:30 p.m. ET
  • Continuous Trading begins after the first auction and continues until 2:45 p.m. ET

Daily Auctions

  • Multiple auctions throughout the day for same-day settlement (7 a.m.- 2:30 p.m.)

Book Building Period

  • Five minutes before the start of an auction, all Continuous Trading is suspended to ensure price discovery

2010 Calendar

Market Holiday Date
New Year's Day January 1
Martin Luther King, Jr. Day January 18
Washington's Birthday (Presidents' Day) February 15
Good Friday April 2
Memorial Day May 31
Independence Day July 5 (observed)
Labor Day September 6
Columbus Day October 11
Veterans Day November 11
Thanksgiving Day November 25
Christmas Day December 25