TechFlame News, according to Gate market data, as U.S. stocks opened, the Dow rose 0.11%, the S&P 500 gained 0.14%, and the Nasdaq climbed 0.25%. Nvidia (NVDA.O) was up 1.8% following reports that the company is rolling out its open-source AI model, Nemotron 4. Memory chip stocks strengthened, with SK Hynix (SKHY.O) advancing 2.4% and SanDisk (SNDK.O) gaining 1.7%.