NEW YORK -- Fitbit flexed some muscle Thursday and its shares rocketed almost 50 percent higher in the first day of trading for the fitness tracking gear maker.
Marley Jay is a Senior Investing Reporter at NBC News. He specializes in government, politics, public policy, and security policy, bringing a keen insight into the intersections of these critical areas. Marley has been featured in prominent outlets such as Business Insider, Yahoo Finance, and NBC Bay Area, showcasing his expertise in business and investment reporting.




