And finally, Facebook reassured markets

It must have been 2012 event markets. The culmination of a success story in American. The story of a young entrepreneur, Mark Zuckerberg, would eventually become the boss of the most popular social network in the world. A year later, the IPO of Facebook is in financial history as a fiasco.

Lodged on 18 May 2012 to 38 dollars (30 euros), the action drops immediately. In early September, it touches a low of less than  18$. Since then, she has reversed the trend, but capped at around  26$. For the group billion users, it's time to stock assessment - mixed - and industrial - encouraging.

The IPO looks like a textbook case of the pitfalls to avoid. Leaders and their main financial advisor, Morgan Stanley, were greedy, greedy. Valued too high (more than 100 times earnings), Facebook weighed more than  100 billion$ during his introduction. In 2004, Google did not exceed 22 billion ...

Suddenly, the mechanics quickly seized. Nasdaq failed treat the influx of market orders. Consequence: the wrath of managers and brokers who claim to have lost hundreds of millions of dollars. The case is still pending before the policeman of the American Stock Exchange, the SEC.