Software

Seattle � June 3, 2003 � Insightful Corporation (NASDAQ: IFUL), a leading provider of software solutions for analysis of numerical and text data, today announced Insightful Miner 3, a major product upgrade that now supports Windows and Solaris servers and adds many new features that allow data analysts to easily build and deploy predictive models that boost product performance and improve the efficiency of critical business processes.

With its easy-to-use visual workmaps and new support for server-based analysis and deployment environments, Insightful Miner 3 provides a highly scalable and extensible data analysis workbench for addressing a range of predictive modeling problems found within finance, biopharmaceutical and government organizations. Insightful Miner smoothly links to and scales custom analytical methods written in S-PLUS�, Insightful�s leading data analysis programming language. With Insightful Miner 3, analytic experts can now share their analysis applications with decision-makers across their business.

Contact: Judy McOstrich
	Insightful Corporation
	(206) 283-8802 ext. 356
jmcostrich@insightful.com

What's New in Insightful Miner 3?

• New Windows and Solaris servers increase support for large data environments. Support for Sun Solaris and Microsoft Windows server platforms and native database drivers for accessing data warehouses in Oracle, Sybase, DB2 or Microsoft SQL Server.

• New deployment capabilities for creating Web-based, run-time and batch applications. The server versions can optionally include C code generation, PMML (Predictive Model Markup Language) import/export and new batch mode capabilities.

• Improved usability and many new analytic components. New options allow finer user control over many components and data viewers including 18 new visualization components, expanded data preparation features and a scalable Cox regression component for analysis of censored data.

• New extensibility tools leverage existing code and adapt to specific analytical problems. With Insightful Miner users can create and manage custom libraries of analytical methods or interface with S-PLUS modules and libraries.

AVAILABILITY

Insightful Miner 3 for Microsoft Windows and Sun Solaris will be available at the end of Q2. For details, please call 1-800-569-0123, e-mail info@insightful.com or visit www.insightful.com.