U.S. Option System Status
-
MIAX Options
-
MIAX Pearl
-
MIAX Emerald
-
MIAX Sapphire
All Options Exchanges Alerts
Regulatory Alert, Technical Alert, Trading Alert
MIAX Options
August 21, 2026 | 11:28 AM
MIAX Options Exchange - Updated Interface Specifications and Implementation Schedule for Upcoming Enhancements
As previously announced in the March 30, 2026 Alert, the MIAX Options Exchange will implement the below functionality enhancements. Functionality Enhancements: Support for...
Trading Alert, Regulatory Alert, Technical Alert
MIAX Pearl
August 21, 2026 | 11:27 AM
MIAX Pearl Options & MIAX Sapphire Options Exchanges - Updated Interface Specifications to Support Upcoming Enhancements
The MIAX Pearl Options and MIAX Sapphire Options Exchanges have updated interface specifications to include support for the IEX and...
Trading Alert, Regulatory Alert, Technical Alert
MIAX Sapphire
August 21, 2026 | 11:27 AM
MIAX Pearl Options & MIAX Sapphire Options Exchanges - Updated Interface Specifications to Support Upcoming Enhancements
The MIAX Pearl Options and MIAX Sapphire Options Exchanges have updated interface specifications to include support for the IEX and...
Listing Alert
MIAX Emerald
August 21, 2026 | 11:02 AM
MIAX Exchange Group - Options Markets - T-Rex 2X Long MSTR Daily Target ETF (MSTU) (MSTU2)
T-Rex 2X Long MSTR Daily Target ETF (MSTU) has announced a reverse stock split effective for Monday, August 24, 2026. MSTU2 will be...
Listing Alert
MIAX Pearl
August 21, 2026 | 11:02 AM
MIAX Exchange Group - Options Markets - T-Rex 2X Long MSTR Daily Target ETF (MSTU) (MSTU2)
T-Rex 2X Long MSTR Daily Target ETF (MSTU) has announced a reverse stock split effective for Monday, August 24, 2026. MSTU2 will be...
Listing Alert
MIAX Options
August 21, 2026 | 11:02 AM
MIAX Exchange Group - Options Markets - T-Rex 2X Long MSTR Daily Target ETF (MSTU) (MSTU2)
T-Rex 2X Long MSTR Daily Target ETF (MSTU) has announced a reverse stock split effective for Monday, August 24, 2026. MSTU2 will be...
Listing Alert
MIAX Sapphire
August 21, 2026 | 11:02 AM
MIAX Exchange Group - Options Markets - T-Rex 2X Long MSTR Daily Target ETF (MSTU) (MSTU2)
T-Rex 2X Long MSTR Daily Target ETF (MSTU) has announced a reverse stock split effective for Monday, August 24, 2026. MSTU2 will be...
Listing Alert
MIAX Emerald
August 21, 2026 | 10:51 AM
MIAX Exchange Group - Options Markets - Corporate Action Alert: Option Classes AXTU, CCUP and CRWU
T-REX 2X Long AXTI Daily Target ETF (AXTU), T-REX 2X Long CRCL Daily Target ETF (CCUP) and T-REX 2X Long CRWV Daily...