Google started trading its titles on 19 August 2004 and, since then, their value has increased 467%. According to CNBC, the original IPO equaled 85 dollars per share. The historical max was reached on 6 November 2007, when Google shares closed the day at 741,79 dollars. On 18 August 2010 those same shares closed the day at 482,15. Since the beginning of this year, Google budged shows a revenue contraction of almost 20%.