U.S. tech stocks experienced a downturn as reports emerged that OpenAI did not meet its revenue and user targets. The Nasdaq Composite fell 1.18%, while the S&P 500 declined 0.52%. In contrast, the Dow Jones Industrial Average rose slightly by 0.22%. NVIDIA shares dropped 3.5% and AMD saw a 6% decline, contributing to a 4% decrease in the iShares Semiconductor ETF. Oracle also faced a significant drop, with its stock falling 5.9%. These declines reflect investor concerns over the tech sector's performance amid disappointing news from OpenAI.