Alerts

Changyou.com Limited (CYOU) will be de-listed from the MIAX Options Exchange, MIAX PEARL Options Exchange and MIAX Emerald Options Exchange effective on Wednesday, September 11, 2019.

All GTC orders resting on the MIAX Options order books in CYOU will be canceled at the close of business on Tuesday, September 10, 2019.

Please contact MIAX Listings with any questions at Listings@MIAXOptions.com or (609) 897-7308.

As previously announced in the June 11th and August 23rd Alerts, MIAX Options is migrating the following multicast market data feeds and the retransmission services to new server hosts: Top of Market Feed (ToM), Administrative Information Subscriber Feed (AIS), MIAX ORder Feed (MOR), Complex Top of Market (cToM) and MIAX Product Feed (MPF).  This migration affects these services in both the primary data center as well as the Disaster Recovery (DR) data center.

Summary of Changes

The new server hosts require IP Address changes.
 
Firms may need to make changes to their Software and/or Network Settings to communicate via the IP’s assigned to the new hosts.
 
MIAX Trading Operations will coordinate the migration and provide the related Network IP Address information.

Important Date:

• Saturday, September 14, 2019: Destination IP changes for all primary market data retransmission services in NY4. The MIAX Production Trading system will be available for testing on this day.

MIAX Options Trading Interface Specifications are located at MIAX Options Exchange Interface Specifications.  

Contact MIAX Trading Operations at TradingOperations@MIAXOptions.com or (609) 897-7302 to discuss any specific issues and to arrange interface testing.

Please be advised, the OCC experienced an issue processing inbound trade messages beginning at 11:03 AM.  The issue is now resolved.  All pending MIAX Options, PEARL and Emerald trades were processed successfully at 11:45 AM.

All trading activity and reporting to members was not affected.  All MIAX Trading systems are operating normally.

If you have any questions, please contact Trading Operations at (609) 897-7302 or TradingOperations@MIAXOptions.com.

Regulatory inquiries should be directed to Regulatory@MIAXOptions.com.

Please be advised, the OCC is experiencing an issue processing inbound trade messages.  The OCC is investigating the issue.  

All MIAX Trading systems are operating normally.

If you have any questions, please contact Trading Operations at (609) 897-7302 or TradingOperations@MIAXOptions.com.

Regulatory inquiries should be directed to Regulatory@MIAXOptions.com.

Hydrogenics Corporation (HYGS) will be de-listed from the MIAX Options Exchange, MIAX PEARL Options Exchange and MIAX Emerald Options Exchange effective on Tuesday, September 10, 2019.

All GTC orders resting on the MIAX Options order books in HYGS will be canceled at the close of business on Monday, September 9, 2019.

Details about the Hydrogenics Corporation (HYGS) merger are provided in the attached OCC memo.

Please contact MIAX Listings with any questions at Listings@MIAXOptions.com or (609) 897-7308.

MIAX Options and MIAX Emerald will increase the opening and intra-day Market Maker valid quote width from $5.00 to $10.00 and will decrease the minimum Market Maker standard quote size requirement from ten (10) contracts to one (1) contract for the symbol listed below.

• Credit Acceptance Corporation  (CACC)

The above changes will be effective on Friday, September 6, 2019.

For further details, please refer to

• MIAX Options Regulatory Circular 2019-50
• MIAX Emerald Regulatory Circular 2019-77

Please direct questions to the Regulatory Department at Regulatory@MIAXOptions.com or (609) 897-7309.

Merrimack Pharmaceuticals, Inc. (MACK) has announced a Special Cash Dividend effective for Friday, September 6, 2019.  On that date, the current MACK option class will change to MACK1. The MIAX Options Exchange, MIAX PEARL Options Exchange and MIAX Emerald Options Exchange will not list MACK1 options. Therefore, no options on MACK will be available for trading on Friday, September 6, 2019. 

Merrimack Pharmaceuticals, Inc. (MACK) will resume trading on the MIAX Options Exchange, MIAX PEARL Options Exchange and MIAX Emerald Options Exchange on Monday, September 9, 2019.

All GTC orders resting on the MIAX order books in MACK will be canceled at the close of business on Thursday, September 5, 2019.

Additional details about the Merrimack Pharmaceuticals, Inc. (MACK) dividend are provided in the attached OCC Memo.

Please contact MIAX Options Listings with any questions at Listings@MIAXOptions.com or (609) 897-7308.

Full details can be found in the attached press release.

For further information, please visit www.MIAXOptions.com or contact MIAX Trading Operations at TradingOperations@MIAXOptions.com.

For corporate communications, contact Dominique Prunetti-Miller at (609) 897-1465 or dprunetti@miami-holdings.com. 

As previously announced in the August 8, 2019 Alert, the MIAX Options, PEARL Options and Emerald Options Exchanges have published the following updated Interface Specifications in conjunction with the planned OPRA update to reported trade conditions:

MIAX Top of Market (ToM) - Mandatory Change:

• The trade condition ‘I’ has been updated from “reserved for future use” to “Auto” for MIAX Options and PEARL Options
• A note has been added to Appendix A for MIAX Options, PEARL Options and Emerald Options clarifying the usage of the trade conditions

MIAX Clearing Trade Drop (CTD) - Mandatory Change:

• The trade condition ‘I’ has been updated from “reserved for future use” to “Auto” for MIAX Options and PEARL Options
• A note has been added to Appendix A for MIAX Options, PEARL Options and Emerald Options clarifying the usage of the trade conditions

Important Dates:

• The above interface updates are currently available in the MIAX Firm Test Bed (FTB2) environments
• Production activation of the above changes is scheduled for November 4, 2019 for all exchanges in the MIAX Exchange Group  

Please review the highlighted updated interface specifications for further details:

• MIAX Options Exchange Interface Specifications
• MIAX PEARL Options Exchange Specifications
• MIAX Emerald Options Exchange Specification

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

Old Republic International Corporation (ORI) has announced a Special Cash Dividend. Associated strike price adjustments will become effective on Thursday, September 5, 2019. ORI options will continue to trade without interruption on the MIAX Options Exchange, MIAX PEARL Options Exchange and MIAX Emerald Options Exchange.

All GTC orders resting on the MIAX order books in ORI will be canceled at the close of business on Wednesday, September 4, 2019.

Additional details about the Old Republic International Corporation (ORI) dividend are provided in the attached OCC Memo.

Please contact MIAX Options Listings with any questions at Listings@MIAXOptions.com or (609) 897-7308.