ValueClick, Inc. (NASDAQ:VCLK) has agreed to acquire Chicago-based online ad company Dotomi for $295 million. ValueClick will pay $295 million in cash and stock. The deal will add over $80 million in revenue to their sales for the year. Dotomi has over 100 brands in their client portfolio.

ValueClick, Inc. (NASDAQ:VCLK) has acquired online marketing company Greystripe for $70 million. Greystripe provides ads within video games. Greystripe said that their video game advertising network reaches over 30 million users. Greystripe was founded in 2005 and they have raised over $18 million in venture capital funding from Peacock Equity, Incubic Venture Fund, Steamboat Ventures, and Monitor Ventures. ValueClick said that this acquisition will increase their market share in the U.S. mobile ad market. [DMW]

Investopedia has been sold to ValueClick for $42 million in cash. Investopedia was founded in 1999 and ValueClick bought it because of their content, traffic, team, and ad company partnerships. Forbes put Investopedia up for sale in June.