Thefacebook launches at Harvard University; Mark Zuckerberg drops out soon after and moves the operation to Silicon Valley.

Pictured, Zuckerberg and co-founder Dustin Moskovitz in Palo Alto, 2004.

Courtesy Ryan Bradley

Thefacebook launches at Harvard University; Mark Zuckerberg drops out soon after and moves the operation to Silicon Valley.

Pictured, Zuckerberg and co-founder Dustin Moskovitz in Palo Alto, 2004.

Courtesy Ryan Bradley

Facebook Growing Up

Feb. 4, 2004
Feb. 4, 2004

Thefacebook launches at Harvard University; Mark Zuckerberg drops out soon after and moves the operation to Silicon Valley.

Pictured, Zuckerberg and co-founder Dustin Moskovitz in Palo Alto, 2004.

Courtesy Ryan Bradley
November 2005
November 2005

Zuckerberg shows his business card to a Fortune reporter.

Sept. 6, 2006
Sept. 6, 2006

Facebook adds a News Feed that shows a stream of posts from a person’s entire network of friends. A privacy debacle ensues, and Zuckerberg apologizes with a blog post titled “Calm down. Breathe. We hear you.” He doesn’t retreat from his plans, and News Feed becomes the lifeblood of the service.

Daniel Acker/Bloomberg
March 4, 2008
March 4, 2008

Facebook announces that it has hired Sheryl Sandberg from Google to be its chief operating officer. Her mission: build a more mature business and add credibility to the company.

Kimberly White/Reuters
June 2, 2010
June 2, 2010

Zuckerberg is grilled about privacy onstage at the D8 tech conference. He sweats so profusely that he has to take off his hoodie—on the inside of which is a large illuminati-like symbol meant to depict Facebook’s strategy for connecting the world. “Oh my God, you’re in a cult!” interviewer Kara Swisher jokes.

Courtesy Esther Dyson
July 2011
July 2011

Facebook moves into its new home, the former campus of Sun Microsystems.

Courtesy Facebook
April 2012
April 2012

Facebook snaps up Instagram, a five-employee startup and maker of the hugely popular photo-sharing app. The acquisition sets the stage for a strategic shift away from Zuckerberg’s long-standing one-social-network-fits-all approach.

Rolf Vennenbernd/Corbis
May 2012 - December 2013
May 2012 - December 2013

Mobile transition. Facebook’s IPO reveals a serious flaw: The company wasn’t earning any money on smartphone apps. Despite a late start, Facebook improves its mobile apps and develops a significant online ad business over the ensuing year. Mobile is now Facebook’s biggest source of revenue.

Zef Nikolla/Facebook via Bloomberg
Racing to $150 Billion
Racing to $150 Billion

Fewer than 30 companies have reached a market cap of $150 billion. Using the IPO date as the starting point, Facebook is on track to do it the fastest.

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