Market Surge, Semis Hot

- US stocks jumped sharply, adding roughly half to three-quarters of a trillion dollars in market value in one day. - Semiconductor stocks extended a 16-day winning streak, the longest stretch on record. - That surge followed earnings momentum and lifted market breadth across sectors over the previous trading session. ( )

U.S. stocks surged on Wednesday, pushing the S&P 500 and Nasdaq to fresh records as chip shares kept leading the rally. (cnbc.com) The S&P 500 rose 1.05% to 7,137.90, the Nasdaq Composite gained 1.64% to 24,657.57, and the Dow Jones Industrial Average added 340.65 points to 49,490.03 on April 22, 2026. (cnbc.com) Chip stocks were the standout. The Philadelphia Stock Exchange Semiconductor Index climbed 2.7% for its 16th straight gain, the longest winning streak in data going back to 1994, and the index is up about 39% during that run. (bloomberg.com) Semiconductors sit at the center of the artificial intelligence buildout because they supply the processors and memory used in data centers. Investors have been buying the group on bets that spending by cloud companies and device makers will stay high through 2026. (bloomberg.com) That buying has been reinforced by earnings. Lam Research reported March-quarter revenue of $5.84 billion on April 22, while Taiwan Semiconductor Manufacturing Co. raised its 2026 revenue outlook and said it would increase capital spending. (newsroom.lamresearch.com) (usnews.com) The one-day move was large enough to add roughly around 1% to the value of the U.S. stock market. Siblis Research put total U.S. market capitalization at about $69.0 trillion at the end of 2025, which means a gain of roughly half a trillion to three-quarters of a trillion dollars is in the right range for a session like Wednesday’s. (siblisresearch.com) (cnbc.com) The rally was not only about chips. CNBC reported that upbeat earnings also helped sentiment, with Boeing up 5.5% after a smaller-than-expected first-quarter loss and GE Vernova up nearly 14% after revenue topped expectations. (cnbc.com) Another support came from outside earnings. President Donald Trump said late Tuesday that the United States would extend its ceasefire with Iran, and investors pushed stocks higher even as oil prices rose and tensions in the Strait of Hormuz remained unresolved. (cnbc.com) The setup now is a market hitting records while one of its hottest groups is posting a streak not seen in more than three decades of data. The next test is whether more earnings reports can keep that momentum going. (bloomberg.com) (cnbc.com)

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