US Options
Test Facilities

What is the test facility schedule?

Time (Eastern)Trading Status
8:00AMarket Open
4:00PMarket Closed (non ETP)
4:15PMarket Close (ETP)

What about market data?

The MEMX OPRA Participation ID is “U”.

The MX2 Options OPRA Participation ID is “G”.

What symbols are currently active?

Please see our Instrument Directory for the currently active symbol list.

Where can I find IP address info for MEMOIR market data multicast, gap fill, and snapshot?

Please see our MEMOIR MODE IP Addresses PDF.

Please see our MEMOIR MODE2 IP Addresses PDF.