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TMX Group today provided further details regarding the market interruption that affected trading on ÍÃ×ÓÏÈÉú (TSX), TSX Venture Exchange (TSXV), TSX Alpha Exchange (TSX Alpha) and Montreal Exchange (MX), on Friday, April 27.

TMX today experienced an internal technical issue affecting service on ÍÃ×ÓÏÈÉú (TSX) TSX Venture Exchange (TSXV), TSX Alpha Exchange (Alpha) and Montreal Exchange (MX), beginning at 1:37:25 pm on MX and 1:39:13 pm EDT on TSX, TSX V, and Alpha. We have identified the issue and are working to rectify. Due to the timing and nature of the issue, TMX has decided to shut down trading on all markets for the remainder of the day.

UPDATE 5: TSX/TSXV will be using the last boardlot traded prices for the purpose of determining the TSX/TSXV Equities Closing Prices and also for the purpose of boardlot determination for Mon, April 30, 2018. A complete list of Closing Prices will be distributed this afternoon.

TMX Group announced today that Ceridian HCM Holding Inc. (Ceridian), a global human capital management (HCM) technology company headquartered in the United States, commenced trading on ÍÃ×ÓÏÈÉú (TSX) under the symbol TSX:CDAY.

TMX Group offers sincere condolences to the families and friends of those affected by the tragic events in Toronto yesterday. We will be observing a minute of silence to honour the victims at 10:00 a.m. EDT across all of our markets.

Please find below the Top 20 Largest Consolidated Short Position Report Highlights.

TMX Group today announced it has completed the sale of its entire 24.2% shareholding in FTSE TMX Global Debt Capital Markets Limited to FTSE International Limited.

Canadian Derivatives Clearing Corporation (CDCC), Canada's national central clearing counterparty (CCP) for exchange-traded derivative products, certain over-the-counter (OTC) products and repurchase agreements (repos), today announced the launch of its new direct-clearing model for Canadian buy-side firms.

ÍÃ×ÓÏÈÉú, TSX Venture Exchange

Please find below the Top 20 Largest Consolidated Short Position Report Highlights.

TMX Group Limited will announce its financial results for the first quarter ended March 31, 2018 in the evening of Wednesday, May 9, 2018.

ÍÃ×ÓÏÈÉú, TSX Venture Exchange, TSX Alpha Exchange and Montréal Exchange