Cognos ReportNetT and PowerPlay® Selected by Ticketmaster as Reporting Standards, Benefits from Cognos EBI Series Breadth

— World's leading ticketing company to standardize reporting through Cognos single solution across SAP® BW and other sources —

BURLINGTON, MA, February 16, 2005— Cognos (NASDAQ: COGN; TSX: CSN), the world leader in business intelligence (BI) and corporate performance management (CPM), today extended its market leadership in major enterprise accounts, announcing that Ticketmaster, the world's leading ticketing company, has signed an agreement to deploy Cognos ReportNetT and Cognos PowerPlay® for its internal enterprise-wide reporting needs. With an advanced BI infrastructure including SAP® Business Information Warehouse (SAP BW), a core component of the SAP NetWeaverT platform, and other sources, Ticketmaster chose Cognos because it allows the organization to standardize its reporting requirements on a single solution, allowing users to better monitor and analyze business performance, and dramatically reducing total cost of ownership.

With its mission-critical performance, scalability, and multilingual support, Cognos initially will be deployed to several hundred decision makers - with additional users planned as the solution is rolled out company-wide. It will provide performance information on all key financial metrics.

"With Cognos, we expect to be able to create complex business reports, putting critical information in the hands of decision makers in a matter of minutes," said Brian Pike, Vice President, Ticketmaster. "The Cognos solution will bring together all our current and future sources of data, including SAP BW, for an enterprise picture of our business."

The Cognos EBI Series solution will allow Ticketmaster decision makers to access and evaluate business performance more quickly than ever before. Designed to scale to hundreds of thousands of users, Cognos ReportNet draws upon Cognos reporting and query leadership to deliver the next evolution of reporting. Cognos ReportNet is fully integrated with the Cognos Enterprise Business Intelligence Series, including flexible scorecards, dashboards, powerful industry-leading OLAP analysis, event detection and alerting, and data integration.

"Cognos solutions stand up to the rigorous demands of managing the corporate performance of large enterprises, offering the industry's most complete, powerful, and scalable solution," said Karen Williams, vice president, EBI product marketing, Cognos. "This insight gives Ticketmaster the tools it needs to make quick, informed business decisions that make an impact when and where it matters most."

ABOUT TICKETMASTER:
Ticketmaster, the world's leading ticketing company, sold 100 million tickets valued at $4.9 billion in 2003, through www.ticketmaster.com, one of the largest e-commerce sites on the Internet, more than 3,300 retail Ticket Center outlets and 19 worldwide telephone call centers. Ticketmaster serves more than 8,000 clients worldwide and acts as the exclusive ticketing service for hundreds of leading arenas, stadiums, performing arts venues, and theaters and is the official ticketing provider and supporter of the Athens 2004 Olympic Games. Ticketmaster is headquartered in West Hollywood, California and is an operating business of IAC/InterActiveCorp (NASDAQ: IACI).

ABOUT COGNOS
Cognos, the world leader in business intelligence and corporate performance management, delivers software that helps companies drive, monitor and understand corporate performance.

Cognos delivers the next level of competitive advantage - Corporate Performance Management (CPM) - achieved through the strategic application of BI on an enterprise scale. Our integrated CPM solution helps customers drive performance through planning; monitor performance through scorecarding; and understand performance through business intelligence.

Cognos serves more than 23,000 customers in over 135 countries. Cognos enterprise business intelligence solutions and services are also available from more than 3,000 worldwide partners and resellers. For more information, visit the Cognos Web site at http://www.cognos.com.