Priceline.com: Premium Valuation Is Not Justified By A Strong Business Model

By Robert Broens: Shares of priceline.com Incorporated (PCLN) ended the week on a strong note. Shares rose more than 8% on Friday after the online travel company reported its third quarter results on Thursday after the close. First Quarter Results

By Robert Broens: Shares of online travel company Expedia (EXPE) closed 23% higher on Friday after publishing its first quarter results. Shares have seen an aggressive move towards the upside as the results blew analysts away. First Quarter Results

AOL CEO Tim Armstrong will take a seat on Priceline's board. Smart.  AOL is trying to execute a nearly impossible turnaround on the Web. Once-doomed Priceline executed the best turnaround in Web history.

By Robert Broens: Shares of Expedia (EXPE) traded with gains of over 15% in after hours trading. The online travel company reported a strong set of third quarter results on Thursday after the close. Third Quarter Results

By Jiang Zhang:Priceline (PCLN) reports after the close on February 27. The Street expects the company to earn $5.05 per share on $968 million in revenue.Priceline reported a solid Q3 despite uncertain European macro environment.

By Seeking Benny Frank:Priceline.com (PCLN) embodies the Godfather mantra, "it's nothing personal, just business." Priceline.com over the last few years has been a monster of a stock, buying competitors, taking market share, and handing investors gains of more than 900%.

By Robert Broens: Shares of Ariba (ARBA) rose 11% on Friday after posting strong second quarter results. Second Quarter Results Ariba, the business commerce network provider, reported a 21% revenue increase to $131.5 million. Subscription and maintenance revenues increased 23% to $102.1 million, while service revenues increased 13% to $29.4 million.

By Insider Monkey: Goldman Sachs analysts Heath Terry, Maria Seredina and Mrinal Pareek published a report on December 14 on online travel stocks. Goldman Sachs expects Internet penetration and online advertisements to keep increasing. This makes the online travel industry an interesting one for portfolio diversification. Below we will discuss their top picks as well as the stocks in the industry to avoid.