QuantumSi is trading 5.00% up at $1.47, with no new company-specific announcement or clear catalyst identified for the October 26 move. - The company’s latest scheduled event is its November 5 third-quarter results and business update. - Broader markets were higher as investors eyed major corporate earnings and the Federal Reserve meeting; Reuters said global shares edged up as oil eased. The backdrop may contribute, but reporting does not establish a direct cause for QuantumSi’s move.