QTREX Quantum is trading at $0.73, down 5.22%, primarily amid broader risk-off trading as elevated Treasury yields and inflation concerns pressure equities. - First-half 2026 revenue was $1.55 million, up 438%, with a 61% gross margin. - The Nasdaq Composite is down 0.66%. - The company reported a $6.4 million net loss; its prior share offering may also weigh on sentiment.