The week began on a positive note as progress toward a potential U.S.-Iran ceasefire supported markets. The Fed held rates steady on a split vote while leaving the door open for another increase in December. Sentiment deteriorated after large-cap earnings disappointed and concerns over AI spending intensified. The Nasdaq Composite fell 2.0%, fueling a risk-off move that pushed the 10-year Treasury yield down to 4.93%, its lowest since early September.