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Wednesday, June 26, 2013

Equity Trader Alert #2013 - 59
Limit Up/Limit Down Phase 2 Industry Test Date Announcement

Markets Impacted:

Contact Information:

What you need to know:

  • NASDAQ OMX will offer industry wide testing to support Limit Up/Limit Down (LULD) Phase 2 implementation that is currently scheduled to begin Monday, August 5th 2013.
  • The industry testing dates will be held on Saturday, July 13th and Saturday, July 27th, 2013.

What are the available test dates?

The NASDAQ Stock Market® (NASDAQ®), NASDAQ OMX BXSM (BXSM) and NASDAQ OMX PSXSM (PSXSM) will offer industry wide testing on the following Saturdays in the following formats:

  • Saturday, July 13, 2013 - Industry Wide LULD - Scripted / Limited symbols
  • Saturday, July 27, 2013 - Industry Wide LULD - Scripted / Limited symbols

Further details surrounding testing will be published as needed in the coming weeks.

What will be available and when?

NASDAQ OMX production systems will be available for pre-market trading in all securities at 9:00 a.m., Eastern Time (ET), followed by a market open at 9:30 a.m., ET.

A market close event will be scheduled for 12:00 p.m., ET.

What is the purpose of these tests?

NASDAQ OMX is conducting these Saturday tests as part of an industry wide effort to ensure that our Members are properly prepared for the market wide system changes relating to the implementation of Limit Up/Limit Down Phase 2 that is scheduled to go into effect August 5, 2013.

Do customers need to register for the test?

Yes, firms should email NASDAQ OMX Trading Services to register for the test.

Who should customers contact if they have questions during testing?

Customers should contact the NASDAQ OMX Trade Desk at +1 212 231 5100.

Where can I find additional information?


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