Anita Balakrishnan is a CNBC News Associate covering technology and breaking business news.
Prior to joining CNBC, Balakrishnan held an internship with USA Today's Money Section as part of the Dow Jones News Fund Internship Program, where she covered personal finance, media consolidation and the U.S. economy.
Balakrishnan holds a master's degree from New York University in Business and Economic Reporting and a bachelor's degree from the University of Denver in Economics and Environmental Biology.
Follow Anita Balakrishnan on Twitter @MsABalakrishnan.
Costolo served as Twitter CEO from 2010 until he stepped down two years ago.
Customers flocked to T-Mobile during the quarter, according to their financial results.
If the grouping closes above $988.49, it would exceed its March 2000 levels, according to FactSet.
"You can't trust Facebook and Google with your product. You shouldn't," tech investor Jason Calacanis said.
"It's easy to get revenue in an enterprise space," said Martin Schroeter, IBM's chief financial officer. "It's finding the profit that we're focused on."
The technology would sense the "manner" in which a finger touched the iPhone screen to trigger a 911 call, according to a new Apple patent application.
It's time for venture capitalists to radically change the way they do business, says Jennifer Hyman, CEO of Rent the Runway.
CEO Reed Hastings has told CNBC that Amazon is an "awfully scary" foe.
Blue Apron shares hit an all-time intraday low of $6.51 a share, according to FactSet.