Apple shares hit record high after iPhone Duo and Siri AI success

Apple shares closed at a new record high of $339.64 after investors responded both to how improved Siri AI is, and how much attention the firm has had for its iPhone Duo . Apple stocks closed at a new record high Back in May 2026 , Apple's shares twice hit record highs, taking it over the psychologically significant $300 mark. Since then, John Ternus has taken over as CEO in a particularly smooth transition from Tim Cook , and Apple has launched new hardware and software.