Hours & Holidays
2025 Expiration Calendar
Cboe C1 Options Trading Hours
(all times are Eastern Time)
| Start | End | |
|---|---|---|
| Begin GTH Order Acceptance (SPX, VIX, XSP)* | 8:00 p.m. | n/a |
| Global Trading Hours (SPX, VIX, XSP)* | 8:15 p.m. | 9:25 a.m. |
| Begin RTH Order Acceptance | 7:30 a.m. | n/a |
| Regular Trading Hours (RTH) | 9:30 a.m. | 4:15 p.m. |
| Curb* | 4:15 p.m. | 5:00 p.m. |
*All-electronic trading
Cboe BZX, C2 and EDGX Options Trading Hours
(all times are Eastern Time)
| Start | End | |
|---|---|---|
| Begin Core Trading Order Acceptance | 7:30 a.m. | 9:30 a.m. |
| Core Trading Session | 9:30 a.m. | 4:15 p.m. |