MarketWatch.com Debuts on Yahoo! Platinum

Business Wire, March 17, 2003

Business Editors

SAN FRANCISCO--(BUSINESS WIRE)--March 17, 2003

MarketWatch.com, Inc. (Nasdaq:MKTW), a leading multimedia source of financial news and information, announced today that its award-winning news organization, CBS MarketWatch, is the first provider of business and financial market news to Yahoo! Platinum, the premium online video and audio service that makes its debut today.

MarketWatch.com executives said that their online programming would now be offered via subscription through the Yahoo! Platinum service. Breaking news updates will continue to be offered for no charge on the CBS MarketWatch Web site.

MarketWatch.com will provide Yahoo! Platinum with financial market updates every half-hour from CBS MarketWatch television and the MarketWatch.com Radio Network. Reports will air from the pre-open hours of the market through market close. MarketWatch.com will also provide exclusive CEO interviews, commentary from CBS MarketWatch analysts and reporters, as well as an advance look at segments from the nationally syndicated television program CBS MarketWatch Weekend.

CBS MarketWatch reports will be offered on the Yahoo! Platinum service along with a wide array of entertainment, sports and news and information programming from other sources. The service will be available to online subscribers for $9.95 per month.

"Our partnership with Yahoo! Platinum brings MarketWatch.com programming and the CBS MarketWatch brand to a truly broad-based audience of online subscribers," said Bob Leverone, Vice President of Television at MarketWatch.com. "CBS MarketWatch traditionally reaches the dedicated business information consumer. Through Yahoo! Platinum, we will now reach Internet users seeking business information within a wider general interest context."

About MarketWatch.com, Inc.

MarketWatch.com, Inc. (Nasdaq:MKTW) is a leading multimedia source of financial news and information. Founded in 1997, the Company operates two award-winning Web sites, CBS MarketWatch and BigCharts. The Company produces the syndicated CBS MarketWatch Weekend program, airs financial reports over The CBS Television Network, and provides updates every 30 minutes on the MarketWatch.com Radio Network. MarketWatch.com licenses market news, investment analysis tools and sophisticated charting applications to financial services firms and media companies. The Company also offers subscription products for individual investors, including the Hulbert Financial Digest.