CalciMedica is trading 10.57% up at $2.21 after closing September 1, 2026, at $2.00, with no clear company-specific announcement or late-breaking catalyst identified for the after-hours move.

  • The broader market was risk-off, with significant weakness in major indexes and biotech shares, while CalciMedica moved against that trend.
  • Its recent one-for-five reverse stock split became effective August 31, 2026, but does not explain the after-hours direction.