Dropbox inks new credit line ahead of IPO By: CNBC.com News March 28, 2014 at 17:28 PM EDT As cloud storage company Box eyes a public offering in the coming weeks, its No. 1 competitor, Dropbox, is not far behind. Read More >> Related Stocks: Bank of America Citigroup Credit Suisse Group ADR Deutsche Bank Ag Facebook Morgan Stanley Twitter, Inc.