Kayvon Beykpour will oversee product as Twitter switches to "a pure end-to-end functional organization."
The coffee chain's shares dip more than 3% on news that Scott Maw is leaving after just four years as finance chief.
Brian Gladden says leaving the candy maker was a "tough decision" but Luca Zaramella is "an ideal choice to be the company’s next CFO."
Howard Averill's departure after four years as CFO is part of AT&T's effort to put its own management structure on its new acquisition.
Suryadevara's appointment to replace Chuck Stevens puts GM in an elite group of companies that have a woman in both the CEO and CFO roles.
Even in the nonprofit world, finance chiefs often view things differently than their C-suite colleagues do.
The biotech firm's stock falls 23% but its CEO says, "It is important that investors understand that our business performance remains strong."
A possible buyer is hedge fund Elliott Management, which made a hostile takeover offer last month for the healthcare technology company.
A lecturer at Harvard since 2014, Price was previously finance chief of grocery retailer Ahold USA. She also serves on three corporate boards.
The sudden departure of Andrew Levy "may reveal serious conflict" in top management of the third-largest U.S. airline.