MIAX Options Exchange - Mandatory Changes to the MIAX Order Feed (MOR) and Top of Market (ToM) Feed Required by February 2, 2018

As previously announced in the September 8, 2017 MOR Alert and the September 11, 2017 ToM Alert, the MIAX Options Exchange is rolling out mandatory changes to both the MIAX Order Feed (MOR) and Top of Market (ToM) Feed.

Rollout Schedule:
  • Day 1:  Monday, February 5, 2018 - Symbols beginning with Z
  • Day 2:  Wednesday, February 7, 2018 - All remaining symbols
The updates are currently available in the MIAX Options Firm Test Bed 2 (FTB2).

The MIAX Options Interface Specifications are currently available at MIAX Options Interface Specifications.

Please contact MIAX Trading Operations at or (609) 897-7302 to discuss any specific issues and to arrange interface testing.