U.S. Options

Attached is Regulatory Circular 2013-11, which references a change to the minimum standard quote size for options in Equinix, Inc....

Issue Symbol: CIEN Multiplier: 3X Reason: In maintenance of a fair and orderly market. Time: Opening Only Subject Summary: Please be advised the MIAX Regulation...

MIAX Regulatory Circular 2013-10 identifies options classes to start trading on March 11, 2013 to be included in the MIAX...

MIAX Regulatory Circular 2013-09 identifies the exchanges to be used as the “market for the underlying security” for purposes of...

Issue Symbol: SOHU Multiplier: 3X Reason: In maintenance of a fair and orderly market. Time: Opening Only Subject Summary: Please be advised the MIAX Regulation Department...

The option series listed in the attached PDF will begin trading on the MIAX Options Exchange on Wednesday March 6th,...

Please be advised the MIAX Options Exchange has established alternate phone numbers for use in the event the primary numbers...

Please be advised the MIAX Options Exchange is scheduled to begin Daylight Savings at 2:00AM on Sunday, March 10, 2013.  The...