A#	5673
P&S #:	5243
DATE:	September 3, 2003
TO:	ALL PARTICIPANTS
ATTENTION:	MANAGING PARTNER/OFFICER; OPERATIONS PARTNER/OFFICER; MANAGER P&S DEPARTMENT; MANAGER DATA PROCESSING DEPARTMENT
FROM:	Victoria Perry
SUBJECT:	NSCC TO INCLUDE MNEMONIC INFORMATION ON THE American Stock Exchange (Amex) INTRA-DAY MRO

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Effective the processing date of Friday, September 12, 2003, the National Securities Clearing Corporation (NSCC) will provide mnemonic information from the American Stock Exchange within the Amex Intra Day MRO field: “Major Entering Broker” (a.k.a. “Entering Firm Mnemonic”).  This implementation is part of NSCC’s continuing industry initiative to provide additional data elements to the trading community.

The Major Entering Broker field currently exists on the Amex intra day MRO as a blank field. Beginning September 12, 2003, this field will contain mnemonic symbols. This is a four-byte field, located at position 47.  It appears on the Amex intra-day MRO as follow:

Contacts

Questions regarding this notice should be directed to your Relationship Manager, the Relationship Management hotline number/(212) 855-4155 or Victoria Perry at vperry@dtcc.com. 

All Amex operation questions should be directed to Peter Fetiak at (212) 306-1472 or pfetiak@amex.com.

Victoria Perry, Director

Product Marketing & Development