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Direct Edge Trading Notice #12-52: Industry-Wide Limit Up/Limit Down And Market-Wide Circuit Breaker Weekend Testing Beginning Saturday, January 12, 2013

Date 09/11/2012

In coordination with the other exchanges and market participants, EDGA Exchange, Inc. (EDGA®) and EDGX Exchange Inc. (EDGX®) will participate in industry-wide testing for Limit Up/Limit Down (LULD) and Market-Wide Circuit Breaker (MWCB) functionality beginning Saturday, January 12, 2013.

Test Schedule

Date

Test Objective

Saturday, January 12, 2013

Industry-Wide LULD and MWCB Test – Scripted w/ Limited Symbols

Saturday, January 19, 2013

Industry-Wide LULD and MWCB Test – Scripted w/ Limited Symbols

Saturday, January 26, 2013

Industry-Wide LULD and MWCB Test – Scripted w/ Limited Symbols

Saturday, February 2, 2013

Final Industry-Wide LULD Test – Partially Scripted w/ Limited Symbols


Test Details

Direct Edge® will provide more details about test schedules, scripts and symbols via Trading Notice as more information becomes available.