GEOSENTRIC OYJ STOCK EXCHANGE RELEASE May 19, 2010 at 10:45 CHANGE IN PUBLISHING DATE OF FIRST QUARTER'S INTERIM REPORT GeoSentric Oyj's interim report for period January-March 2010 will be published on Monday, May 31, 2010 instead of the earlier announced publishing date of May 20, 2010. The other announced publishing dates for the 2010 financial reports remain unchanged. GeoSentric Oyj For more information, please contact: investors@gypsii.com Distribution: NASDAQ OMX Helsinki Principal news media