New Delhi, Dec. 5 -- Wall Street key indices slightly gained at the open on Friday ahead of a dated reading of the Federal Reserve's preferred inflation gauge.

September's Personal Consumption Expenditures price index and a core measure that excludes food and energy are due later on Friday.

At the opening bell, the Dow Jones Industrial Average rose 28.7 points, or 0.06%, to 47,879.6. The S&P 500 rose 9.2 points, or 0.13%, to 6,866.32, while the Nasdaq Composite rose 62.6 points, or 0.27%, to 23,567.77.

An interest rate cut by the Federal Reserve next week is largely priced in, with bets pointing to further easing into 2026.

Treasuries are on track for their worst week since June. The 10-year Treasury yield rose 1 basis point to 4.11%....