Quantum is trading 5.18% up now at $23.96, following a broader risk-on move across U.S. equities and software stocks on September 3, 2026.
- The S&P 500, Nasdaq Composite, and Dow Jones were all higher; software ETF IGV gained 3.24%.
- No fresh company-specific catalyst directly explains the move; the September 1 chief accounting officer appointment appears prior and routine.