Adaptive Biotechnologies is trading 5.9% up at $26.00, with no clear company-specific announcement identified for August 19, 2026.

  • The investor-relations calendar lists no upcoming events.
  • Latest reported results, released July 29, included $71.6 million in second-quarter revenue.
  • Broader markets are mixed, and the move remains unexplained rather than clearly tied to earnings, guidance, or a major corporate event.