Alphabet shares drop after second AI star departs for rival (opens original article in a new tab)

Alphabet's shares fell after a second AI executive left for a rival, adding to challenges in selling AI tools as tech stocks declined.

• Alphabet shares dropped after AI leader John Jumper left for rival Anthropic
• Another AI expert, Noam Shazeer, previously left Google for OpenAI
• Google faces challenges in selling AI coding tools as rivals gain momentum
• Alphabet's stock decline was part of broader tech sector weakness