Dropbox will be the first-ever IPO out of Silicon Valley’s most important startup factory

Mike Blake/Reuters On Friday, Dropbox filed its S-1, making it the first among Silicon Valley incubator Y Combinator’s companies to ever file for an IPO. Y Combinator accepted Dropbox founder Drew Houston’s application for Dropbox in 2007.

Source: Dropbox will be the first-ever IPO out of Silicon Valley’s most important startup factory