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Friday, February 25, 2011

Options Technical Update #2011 - 4
NASDAQ OMX PHLX Updates FIX and SQF Technical Specifications

Markets Impacted:

Contact Information:

What you need to know:

  • NASDAQ OMX PHLXSM (PHLX®) has updated the FIX and Specialized Quote Feed (SQF) technical specifications effective Monday, February 28, 2011.

What is changing?

Effective Monday, February 28, 2011, PHLX has updated the FIX Session and Application Manual to reflect the following change:

  • Added short exempt positions to complex sweep requests and responses.

PHLX has also updated the SQF technical specification to reflect the following change, effective Monday, February 28, 2011:

  • Modified LegSide value of 6 to say Sell Short Exempt instead of “Invalid/reserved”.

Where can I find more information?

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