Reviews site Yelp saw its shares jump 60% on its first day of trading. The company had priced its IPO at $15 a share, above the expected range, which gave the company an $898.1 million valuation. The company has raised  $56 million in VC funding over its eight year life span. The company’s IPO road show had strong interest from investors despite it’s lack of profitability. [Source: WSJ, AP]