BlackBerry is trading at $8.06, down 4.22%, amid continued technology-sector weakness following the recent AI-spending-driven sell-off; the cause remains uncertain.

  • Broader indexes were mixed, offering no clear broad-market explanation.
  • Shares also fell 8.38% on October 30.
  • BlackBerry appointed David Chaikof to its board on November 2; available coverage does not link the appointment to the decline.