Wednesday, June 13, 2007
UTP Vendor Alert #2007 - 32
NASD Requests Minor UTDF Sale Condition Processing Change
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As outlined in UTP Vendor Alert #2007-011, the NASDAQ SIP modified its UTP Trade Data FeedSM (UTDFSM) long-form trade messages to support an expanded sale condition modifier in February of 2007. The new sale condition modifier consists of four bytes or levels:
At the time of the UTDF format change, the NASDAQ SIP rules provided for different validation rules for the Level 1 – Settlement Type field based on whether or not the reported transaction was Trade-Through Exempt. Since the implementation of the new formats, it has come to the attention of the UTP Operating Committee (UTPOC) that the Level 1 – Settlement Type validations were more stringent for UTDF than for the Consolidated Tape System (CTS) operated by Securities Information Automation Corporation (SIAC). In the interest of cross-platform consistency, the UTPOC decided to relax the Level 1 price validation rules to allow the full range of settlement values for all trade transactions on UTDF. As a reminder, the allowable values for the Level 1 – Settlement Type byte are:
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The NASDAQ SIP will implement the revised Level 1 – Settlement Type byte validation rules for UTDF on Monday, July 9, 2007 and will provide the following testing opportunities:
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