POS Catalina Marketing Corp

Catalina Marketing Corporation (NYSE: POS) announced today that it will host a webcast on Tuesday, April 24, 2007 at 10:00 a.m. EDT to discuss its financial results for its quarter ended March 31, 2007. The webcast may be accessed through the company's website at http://phx.corporate-ir.net/phoenix.zhtml?c=72727&p=irol-calendar. A webcast replay will be available beginning two hours following completion of the original webcast and will be available from Tuesday, April�24, 2007 through Tuesday May 22, 2007. About Catalina Marketing Corporation Based in St. Petersburg, Fla., Catalina Marketing Corporation (www.catalinamarketing.com) was founded over 20 years ago based on the premise that targeting communications based on actual purchase behavior would generate more effective consumer response. Today, Catalina Marketing combines unparalleled insight into consumer behavior with dynamic consumer access. This combination of insight and access provides marketers with the ability to execute behavior-based marketing programs, ensuring that the right consumer receives the right message at exactly the right time. Catalina Marketing offers an array of behavior-based promotional messaging, loyalty programs and direct-to-patient information. Personally identifiable data that may be collected from the company's targeted marketing programs, as well as its research programs, are never sold or provided to any outside party without the express permission of the consumer. Certain statements in the preceding paragraphs are forward-looking, and actual results may differ materially. Statements not based on historic facts involve risks and uncertainties, including, but not limited to, the occurrence of any event, change or other circumstances that could give rise to the termination of the merger agreement with ValueAct; the outcome of any legal proceedings that may be instituted against the Company related to the merger agreement; the inability to complete the merger due to the failure to obtain stockholder approval for the merger or the failure to satisfy other conditions to completion of the merger; risks that the proposed transaction diverts management or disrupts current plans and operations and any potential difficulties in employee retention as a result of the merger; the impact of the substantial indebtedness to be incurred to finance the consummation of the merger; the outcome of the consideration of other acquisition proposals by the special committee of the board of directors; and, to the extent the Company elects to move forward to negotiate with respect to or enter into any transaction with another potential acquirer, the possibility that negotiations do not result in a definitive agreement, result in an offer superior to the ValueAct agreement or that, any agreement, if entered into, may not close due to a variety of potential factors.