On Tuesday, the company had of its shares from $29-to-$34 per share to $34-to-$38 per share. The official opening pricing, which was nailed down after the close of financial markets, is at the highest end of that range, from MarketWatch.

The social networking company is to potential investors. That means the company could raise upwards of $18.5 billion in its IPO.

Since Facebook is easily the largest and most well-known of any social network in the world, Friday's IPO is expected to for the business viability and valuation of other companies in the social networking world.

Sharon Gaudin covers the Internet and Web 2.0, emerging technologies, and desktop and laptop chips for Computerworld. Follow Sharon on Twitter at , on or subscribe to . Her email address is .

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