Mumbai, Oct. 1 -- The S&P 500 climbed 27.25 points (0.4%) to 6,688.46, the Nasdaq rose 68.86 points (0.3%) to 22,660.01 and the Dow increased 81.82 points (0.2%) at 46,397.89.

Choppy trading dominated much of the day as investors closely watched Washington, where lawmakers are struggling to prevent a government shutdown. Democrats are pushing for a temporary funding bill to extend enhanced Obamacare tax credits, while Republicans want the matter debated afterward, fueling market uncertainty.

Late-day gains on Wall Street reflected hopes for a last-minute deal or minimal economic impact from a shutdown. Meanwhile, U.S. consumer confidence fell more than expected in September, dropping to its lowest level since April 2025, but traders lar...