BlackBerry is trading at $8.87, down 5.79% on October 22, 2026, amid broad market risk-off pressure. - The Nasdaq fell 1.86% and the S&P 500 fell 1.03%, as investors questioned AI infrastructure spending and oil rose amid Middle East tensions. - BlackBerry reported fiscal Q2 revenue of $163.3 million and raised its FY2027 revenue outlook; those results do not explain the decline. - No clear company-specific negative catalyst was found.