Investors are awaiting the next batch of economic data, as the U.S. government announced an AI-related deal with the Middle East on Tuesday, shoring up some U.S. tech stocks. The Nasdaq delivered prominent performance on Wednesday, closing up 136 points or 0.7%, at 19,146.The U.S. stock market was broadly lackluster, mainly because Federal Reserve Chairman Jerome Powell was scheduled to speak on Thursday, and investors are also waiting for the PPI and retail sales data for April to be released on Thursday morning. Related NewsAlphabet: AI Features Woo 150M+ Google One SubscribersThe S&P 500 and DJIA held steady on Wednesday. The S&P 500 finished up 6 points or 0.1%, at 5,892; and the DJIA dipped 89 points or 0.2%, at 42,051.Nvidia (NVDA.US) topped the chart among Nasdaq constituents in terms of upswing, leaping 4.2% for the day. AMD (AMD.US) announced a US$6 billion stock buyback plan and a Middle East cooperation plan before the U.S. market opened, with the stock soaring 4.7%. Super Micro Computer (SMCI.US) reached a partnership with Saudi DataVolt, with the stock rocketing nearly 16%.(Real-time Streaming US Stocks Quote; Except All OTC quotes are at least 15 minutes delayed.)