MIAX Options® Opening Process

Pursuant to MIAX Options Rule 503(f), the specifics of the MIAX Options opening process can be found in the below attached documents.

The MIAX Options User’s Manual describes the opening process utilized by the MIAX Systems and can be found in Section 6. The link to this manual can be found in the MIAX Options User’s Manual.

MIAX Options System Settings and definitions are described in MIAX Options RC 2012-01 and can be found on the MIAX website here.

MIAX Opening Process and Pause timer along with a table of calculations for the Expanded Quote Range (“EQR”) are described in MIAX Options RC 2012-02.


MIAX Pearl® Options Opening Process

Pursuant to MIAX Pearl Rule 503(b)(1), the specifics of the MIAX Pearl Options opening process can be found in the below attached documents.

The MIAX Pearl User's Manual describes the opening process utilized by the MIAX Pearl Systems and can be found in Section 6. The link to this manual can be found in the MIAX Pearl User’s Manual.

MIAX Pearl System Settings and definitions are described in the MIAX Pearl Exchange System Settings Document and can be found on the MIAX website here.

MIAX Pearl Opening Process and Pause timer are described in MIAX Pearl Regulatory Circular 2024-49.


MIAX Emerald® Opening Process

Pursuant to MIAX Emerald Rule 503(f), the specifics of the MIAX Emerald opening process can be found in the below attached documents.

The MIAX Emerald User’s Manual describes the opening process utilized by the MIAX Systems and can be found in Section 6. The link to this manual can be found in the MIAX Emerald User’s Manual.


MIAX Sapphire™ Opening Process

The specifics of the MIAX Sapphire Options opening process pursuant to MIAX Sapphire Options Rule 503(b)(1) can be found in the below documents.

The MIAX Sapphire Options User Manual Section 7.04 describes the MIAX Sapphire Options Systems opening process.

MIAX Sapphire Options System Settings and definitions are described in MIAX Sapphire Options RC 2024-08 and can be found on the MIAX website here: MIAX Sapphire Options System Configuration

The MIAX Sapphire Options Opening Process, opening pause timer, and valid quote width table are described in MIAX Sapphire Options RC 2024-40.