CINCINNATI - December 11, 2000 - SDRC (Nasdaq:SDRC), a global supplier of e-business collaboration solutions for the product lifecycle, announced today that the Company's Board of Directors has approved a program to repurchase up to 3,000,000 shares of its common stock. Purchases will be made on the open market from time to time at the discretion of management. The purpose of the program is to help offset any dilution caused by the exercise of stock options and to acquire shares for the Company's employee stock plans. SDRC repurchased 3,000,000 shares over the last three years under a prior authorization that was recently completed.

"This action by the Board of Directors reflects our confidence in the future of SDRC," said Bill Weyand, chairman and CEO, SDRC. "At current price levels, we believe that SDRC's common stock remains a solid investment."

About SDRC
SDRC (Structural Dynamics Research Corporation) is a leading global provider of e-business collaboration solutions for the product lifecycle. The Company's products address the areas of e-Product Knowledge Management (e-PKM), e-Business Integration (e-BI), e-Collaborative Products (e-CP), and e-Mechanical Design Automation (e-MDA). Coupled with process engineering and consulting services, the Company's solutions facilitate innovation through collaboration, enabling industry leaders to optimize product development early in the design process, increase productivity, and significantly improve time-to-market. SDRC employs more than 2,500 people worldwide, with 77 offices in 18 countries throughout North America, Europe, and Asia/Pacific.

Note to Editors: SDRC is a registered trademark of Structural Dynamics Research Corporation. All other trademarks or registered trademarks belong to their respective holders.

@ 2000 KFKI ISYS Informatikai Kft.