New Delhi, Nov. 18 -- Wall Street's primary indices commenced trading lower on Tuesday, as investor sentiment was dampened by persistent concerns over elevated equity valuations and the diminishing prospect of an interest rate reduction by the Federal Reserve in December.

Market participants are now focusing on the release of key government economic data and the upcoming earnings report from Nvidia, both due later this week.

As of 9:35 AM Eastern Time, the S&P 500 dipped 0.4%, the Dow Jones Industrial Average was down 0.8%, and the Nasdaq Composite was 0.6% lower.

On the economic data front, figures released by the Labour Department on Tuesday indicated that the number of Americans claiming jobless benefits reached a two-month high in ...