IRESS Selects TMX Atrium as its Exclusive Canadian Network Connectivity Provider for ION

Toronto, ON - 5 October 2011

IRESS, Canada’s leading trading access vendor and supplier of sophisticated trading solutions, and TMX Datalinx, TMX Group’s information services division, today announced that IRESS has chosen TMX Atrium™ as its Canadian network connectivity provider as part of the IRESS Optical Network (ION).

TMX Atrium, which was acquired by TMX Group in July 2011, is a leading provider of low-latency infrastructure solutions for the North American and European financial communities.

Designed to support IRESS’ dynamic multi-market solutions, the ION infrastructure integrates high speed delivery of the IRESS order management system, FIX routing, smart order routing and consolidated market data services across the IRESS trading ecosystem.

Through the agreement, IRESS has obtained ultra-low latency connectivity to all lit and dark Canadian markets through direct access to TMX Atrium and the TMX Information Processor. In addition, TMX Atrium clients will have direct connectivity to IRESS.

“We’re excited to be able to leverage the significant stability, ultra-low latency and connectivity benefits of TMX Atrium as part of ION through this agreement,” said Jim Davies, President and CEO of IRESS Canada. “Providing high speed access across marketplaces is critical to our commitment to offering the best possible execution options.”

“We are proud that IRESS has expanded its relationship with TMX Datalinx through this long-term agreement,” said Eric Sinclair, President, TMX Datalinx and Group Head of Information Services. “We are very pleased to welcome IRESS to the growing TMX Atrium community.”

Emmanuel Carjat Managing Director of TMX Atrium continued: “We are delighted to be IRESS’ exclusive Canadian network connectivity provider for ION and we look forward to continuing to work with them to assist in meeting their infrastructure requirements.”

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