NetRatings announced that it will acquire Jupiter Media Metrix in an all-stock stock deal worth $71.2 million.
The Internet audience measurement firm also said that it will buy ACNielsens eRatings.com for $16.4 million in stock. ERatings tracks foreign Web site traffic. The combination of companies will make NetRatings the leader in the Web site measurement field.
"Our long-term vision has always been to offer the industry the broadest and deepest array of Internet research information and analysis to support the marketplace, and to help our clients succeed," NetRatings CEO Dave Toth said in a statement.
Under the terms of the deal, Jupiter stockholders can receive 0.49 NetRatings share, or $1.95 in cash, for each Jupiter share. NetRatings also agreed to lend Jupiter $25 million.
VNU, owner of ACNielsen, has controlling stock ownership of NetRatings.