VitalStream Joins NASDAQ

VitalStream goes live on NASDAQ today ...

VitalStream Stock to Begin Trading on NASDAQ Capital Market Today; Management Will Ring NASDAQ Stock Market Closing Bell Tomorrow to Commemorate Start of Trading

IRVINE, Calif.--(BUSINESS WIRE)--June 21, 2006--VitalStream Holdings, Inc. (Nasdaq:VSTH), a world leader in audio and video streaming, today announced that the Company's stock will be listed and trade on the NASDAQ Capital Market under the symbol "VSTH" effective at market open today, Wednesday, June 21, 2006. Most recently, VitalStream's common stock traded on the OTC Bulletin Board under the symbol "VSHI."

To commemorate its listing on the NASDAQ Capital Market, VitalStream's chairman and CEO Jack Waterman and president and COO Philip N. Kaplan will be on site at NASDAQ in Times Square to ring the NASDAQ Stock Market closing bell on June 22, 2006 at 4:00 pm EDT.

"We are delighted that VitalStream's stock will be traded on the NASDAQ market, home of many of the world's leading technology companies," said Jack Waterman.

A web link to a broadcast of the NASDAQ ceremony will be available
here.