Mark Zukerberg founded TheFacebook.com in 2004 in his Harvard dorm room. today it is known by over a billion people as Facebook.com
The site became an instant hit across the Harvard campus and quickly spread to other schools in the area and then across the country.
Shortly after launch Cameron and Tyler Winklevoss and a classmate named Divya Narendr, took Zuckerberg to court alleging he had stolen the idea from them .
On October 1, 2005, Facebook expanded to twenty-one universities in the United Kingdom and others around the world.
In August 2009, Facebook acquired social media real-time news aggregator FriendFeed
In February 2010, Facebook acquired Malaysian contact-importing startup Octazen Solutions.
On April 2, 2010, Facebook announced acquisition of photo-sharing service called Divvyshot for an undisclosed amount.
In June 2010, an online marketplace for trading private Facebook stock reflected a valuation of $11.5 billion.
On April 12, 2012, Facebook acquired photo sharing service Instagram for approximately $1 billion in cash and stock.
On March 8, 2013, Facebook announced that they acquired the team from Storylane, but not the product itself.
On February 19, 2014 Facebook announced its acquisition of WhatsApp Inc., a smartphone instant messaging application for $19 billion in a mix of stock and cash.
Facebook filed for an initial public offering (IPO) on February 1, 2012.
The preliminary prospectus stated that the company was seeking to raise $5 billion. The document announced that the company had 845 million active monthly users and its website featured 2.7 billion daily likes and comments.
After the IPO, Zuckerberg will retain a 22% ownership share in Facebook and will own 57% of the voting shares
Underwriters valued the shares at $38 each, pricing the company at $104 billion, the largest valuation to date for a newly public company.
On May 16, one day before the IPO, Facebook announced that it would sell 25% more shares than originally planned due to high demand.
The IPO raised $16 billion, making it the third largest in U.S. history.