Klaviyo is trading 4.87% lower at $20.32 after its November 4 earnings release, with Q4 outlook implying about 21% growth.

  • Q3 revenue and adjusted earnings beat estimates, full-year guidance rose, and the release authorized a $300 million buyback.
  • Reported concerns included 108% net revenue retention and no early 2027 outlook. Early coverage cited roughly 5% after-hours losses as investors assessed the growth outlook; supplied context confirms the pre-market decline. Volume data was unavailable.