The executive applauds Sprint's comeback efforts, but says its customers are mostly coming from AT&T and Verizon Wireless.
Current Chief Financial Officer Mike Gupta will assume a new role, while Anthony Noto, who helped lead Twitter's IPO, will become the new finance chief.
Increased competition in key markets is hurting Samsung's overall financial performance, according to a new report.
The social network's blossoming smartphone business brought in 59 percent of advertising revenue during the first three months of 2014.
Though carriers have moved more agressively to offer installment plans to subscribers, Verizon's CFO still sees risk in that area.
Joe Euteneuer, the carrier's chief financial officer, says he likes the Framily plan because it turns customers into "marketing advocates."
Peter Oppenheimer will retire this year. Taking his place will be Luca Maestri, currently vice president of finance and corporate controller.
A large majority of users are now on the company's most current version of iOS, says CFO Peter Oppenheimer.
Verizon CFO Fran Shammo says the carrier won't be following AT&T and T-Mobile's lead.
The past year was full of announcements of advanced ads and mobile apps, as well as blockbuster acquisitions. Where's it all going?