QuantumSi is trading at $0.79 (+6.61%), with no specific catalyst identified for the August 17, 2026 rebound.

  • No major August 17, 2026 company announcement was identified; the latest release was QuantumSi’s August 13, 2026 earnings update.
  • The update delayed Proteus commercialization to Q2 2027, announced a workforce reduction, and extended cash runway into Q4 2028.
  • The gain follows declines of 6.35% on August 14 and 5.66% on August 13.