| HOLIDAY | 2021 |
| New Years Day | Friday, January 1 |
| Martin Luther King, Jr. Day | Monday, January 18 |
| Washington’s Birthday | Monday, February 15 |
| Good Friday | Friday, April 2 |
| Memorial Day | Monday, May 31 |
| Independence Day | Monday, July 5 (July 4 holiday observed) |
| Labor Day | Monday, September 6 |
| Thanksgiving Day | Thursday, November 25* |
| Christmas | Friday, December 24 (Christmas holiday observed) |
* Each market will close early at 1:00 p.m. (1:15 p.m. for eligible options) on Friday, November 26, 2021 (the day after Thanksgiving). Crossing Session orders will be accepted beginning at 1:00 p.m. for continuous executions until 1:30 p.m. on these dates, and NYSE American Equities, NYSE Arca Equities, NYSE Chicago, and NYSE National late trading sessions will close at 5:00 pm. All times are Eastern Time.
Pre-Opening Session: 6:30 AM ET
Orders can be entered and will be queued until the Opening Auction at 9:30 AM ET.
Core Trading Session: 9:30 AM TO 4:00 PM ET
- 9:30 AM ET – Core Open Auction
- 3:45 PM to 4:00 PM ET – 123(c) Closing Imbalance Period
- 4:00 PM ET – Closing Auction