Yahoo Buys BlueLithium For $300M

Sunnyvale-based Yahoo said Tuesday afternoon that it has acquired BlueLithium, an online advertising network, for $300M in cash. San Jose-based BlueLithium is ranked as the fifth largest ad network, according to numbers cited by Yahoo from comScore Media Metrix. Yahoo said it will combine BlueLithium's assets and relationships with its overall ad network, and that BlueLithium will become a wholly owned subsidiary of Yahoo. BlueLithium is venture backed by 3i Group and Walden Venture Capital.