U.S. stock index futures traded mostly higher Thursday, with the tech sector underperforming after results from artificial intelligence major Nvidia  (NASDAQ:NVDA). 

At 06:00 ET (10:00 GMT), Dow Jones Futures rose 100 points, or 0.2% and S&P 500 Futures gained 2 points, or 0.1%, while Nasdaq 100 Futures fell 15 points, or 0.1%. 

The major indices enjoyed a winning session Wednesday, with the broad-based S&P 500 hitting a record close.

They are on pace to record monthly gains, as the S&P 500 and the NASDAQ Composite are each up more than 2%, while the 30-stock Dow Jones Industrial Average is up more than 3% in the period.