Market Regulation Services - Trading Halt - Simplex Solutions Inc. - SPLX

Jul 4, 2007


    TORONTO, July 4 /CNW/ - The following issues have been halted by Market
Regulation Services (RS):

    Issuer Name: Simplex Solutions Inc.
    CNQ Ticker Symbol: SPLX
    Time of Halt: 8:52 EST
    Reason for Halt: Cease Trade Order

For further information:

For further information: Market Regulation Services Inc., (416)
646-7299