Limelight Networks, which provides content delivery network (CDN) services to deliver rich media over the Internet, increased the proposed range on its upcoming IPO on Wednesday. The company now plans to sell its 14.4 million share deal, which includes 3 million secondary shares, at a proposed range of $12 to $14, up from the originally proposed $10 to $12 range. The offering, which is being joint managed by Goldman Sachs and Morgan Stanley, is expected to price on Thursday night.

