U.S. Options

The following complex order origin types will be eligible for entry onto the Strategy Book beginning Monday, August 12, 2024. Priority...

Pursuant to MIAX Sapphire Options Rule 519C, Interpretation .02, a loss of communication is determined: on an MEO port by the...

The MIAX Sapphire Options system will maintain an MM Counting Program that will count the number of contracts executed by...

Should a Member fail to designate a value for any of the MIAX Sapphire Order Monitor protections, the default value...

Price protection prevents an order from being executed beyond the price designated in the order’s price protection instructions. Market participants...

Post-trade adjustments that do not affect the contractual terms of a trade are to be performed by the Exchange Member...

MIAX Sapphire Options Exchange Members are required to submit Contrary Exercise Advices electronically to FINRA at EED@finra.org.   Option holders have until...

A party believing it participated in a transaction that was the result of an Obvious or Catastrophic Error must submit...