Dropbox Files for $500 Million IPO a Decade After Launch February 23, 2018 by quixnet Dropbox Files for $500 Million IPO a Decade After LaunchNDTV Tech unicorn Dropbox files for US IPOTelegraph.co.uk Dropbox to go public 10 years after launchThe Verge Dropbox Files for IPO, and Other ‘Unicorns’ Are WatchingNew York Times Full coverage