Synopsys, Inc. (NASDAQ: SNPS), the world leader in semiconductor design software, today announced it would report results for its first quarter fiscal year 2004 on Monday, February 23, 2004 after the market closes.

A conference call to review the results will begin at 2 p.m. PST (5 p.m. EST) and will be hosted by Aart de Geus, Chairman and CEO, and Steve Shevick, Chief Financial Officer.

Financial and other statistical information to be discussed on this conference call will be available on the corporate website at http://www.synopsys.com/corporate/invest/invest.html immediately before the conference call. A live webcast of the conference call will also be available at the corporate web site at http://www.synopsys.com/corporate/invest/invest.html. Participants should access the live call at least 15 minutes prior to the call. A webcast replay of the conference call can be accessed from the corporate website at http://www.synopsys.com/corporate/invest/invest.html. The replay will be available beginning Monday, February 23, 2004 at approximately 5:30 p.m. PT through to the time of the announcement of the company's fourth quarter earnings results in May. In addition, a dial-up replay of the conference call will be available beginning Monday, February 23, 2004 at 5:30 p.m. PT and ending on March 7, 2004. The replay telephone number is USA (800) 475-6701, International (320) 365-3844, Access Code: 720419.

About Synopsys

Synopsys, Inc. is the world leader in electronic design automation (EDA) software for semiconductor design. The Company delivers technology-leading semiconductor design and verification platforms to the global electronics market, enabling the development of complex systems-on-chips (SoCs). Synopsys also provides intellectual property and design services to simplify the design process and accelerate time-to-market for its customers. Synopsys is headquartered in Mountain View, California, and has more than 60 offices located throughout North America, Europe, Japan and Asia. Visit Synopsys online at http://www.synopsys.com/.

NOTE: Synopsys is a registered trademark of Synopsys, Inc. All other trademarks mentioned in this release are the intellectual property of their respective owners.

SOURCE: Synopsys, Inc.

CONTACT: Jessica Kourakos, Vice President, Investor Relations of
Synopsys, Inc., +1-650-584-4289

Web site: http://www.synopsys.com/