Is Apple Looking For A Replacement For CEO Cook?

Is Apple AAPL +1.45% (AAPL) secretly searching for a new chief executive to replace Tim Cook? Some Wall Street sources close to some Apple executives say such a move is afoot, although there’s yet no available evidence that the board of the once-mighty top tech-innovator is officially in such a game-changing mode. But if it isn’t yet pursuing such a goal, it should, according to some big stakeholders, who have trimmed their Apple holdings.