US Options Production Facility

Click here for System Status

What is the market schedule?

MEMX Options and MX2 Options Market Schedule

Time (Eastern)Trading Status
9:30AMarket Open
4:00PMarket Close
4:15PMarket Close (Select ETPs and Index Products)

What about market data?

The MEMX Options 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 IP Addresses PDF.