Sphere Entertainment is trading 3.06% down at €98.44 as markets are broadly risk-off on October 22, 2026. - The Nasdaq was down 2.76% and the S&P 500 was down 1.45%, alongside concerns about AI spending and renewed geopolitical tensions. - A Craig Hallum downgrade to Hold was reported October 22, but the report says it was released Monday and does not establish a new catalyst for this session.