Riverbed Details IPO

SAN FRANCISCO -- Riverbed Technology, Inc. (Nasdaq:RVBD) today announced an initial public offering of 8.7 million shares of its common stock at a price of $9.75 per share. Riverbed has also granted the underwriters a 30-day option to purchase up to approximately 1.3 million additional shares. Riverbed's common stock will be listed on the Nasdaq Global Market under the symbol "RVBD" and will begin trading Thursday, September 21, 2006.

Goldman, Sachs & Co. acted as sole book-running manager, Citigroup and Deutsche Bank Securities acted as joint lead managers, and Thomas Weisel Partners LLC acted as co-manager for the offering. When available, a copy of the final prospectus relating to the offering may be obtained by contacting Goldman, Sachs & Co., Attn: Prospectus Department, 85 Broad Street, New York, New York 10004, via fax at 212-902-9316 or via e-mail at [email protected].

A registration statement relating to the offering was filed with and declared effective by the Securities and Exchange Commission. The offering is being made solely by means of a prospectus. This press release shall not constitute an offer to sell or the solicitation of an offer to buy, nor shall there be any sale of these securities in any state or jurisdiction in which such offer, solicitation or sale would be unlawful prior to registration or qualification under the securities laws of any such state or jurisdiction.

Riverbed Technology Inc. (Nasdaq: RVBD)