Launch Date Reminder
Thank you to the subscribers and vendors that have already conducted testing in our GTE
environment in preparation for the production launch date of April 25, 2025 for the new Lynx Periodic Match previously announced in Subscriber Notice 2024-05.
We are looking forward to introducing this innovative market design that is intended to promote price discovery, increase liquidity and provide improved execution quality for our valued subscriber base.
Availability of Production Environment for Weekend Testing
We will be making the new Lynx Periodic Match along with the existing Omega ATS available in our production environment for weekend testing.¹ Relevant details are as follows:
| Date | Details |
|---|---|
| Saturday, April 12, 2025 |
Hours (all times are ET) • Connectivity to production environment opens at: 7:30 am • Orders will be accepted during the following times: • Omega ATS – 8:00am to 2:00 pm • Lynx Periodic Match – 9:30am to 1:00 pm • Production environment closes at: 2:00 pm Symbol availability • All symbols will be available for testing. • Automatic order generators will be enabled in the following symbols on both venues to provide liquidity and generate market data messages: •ABX, BNS, BOIL, DMET, GLDR, LUN, NA, NVDA, TD, TPC, WCP, XIU |
Please disregard any market data observed on the above-noted weekend date if not otherwise participating in testing.
As a reminder, Lynx Periodic Match is a repurposing of Lynx ATS. No new connectivity is required. GTE will continue to be available for Lynx Period Match testing up to and after the launch date.
Relevant information and documentation can be found on our website.
For any questions regarding the new Lynx Periodic Match model, please direct them to [email protected].
For technical questions regarding specifications, testing within GTE, or weekend production testing, please contact [email protected].
¹ Omega ATS will also be available given that the change made to the content of Trade Messages in our market data feeds to accommodate the new Lynx Periodic Match will also result in a change in the content of Trade Messages for Omega.
