S&P 500 Slips as Hot Inflation Data and Oil Surge Rattle Markets

CNBC reported Tuesday that the S&P 500 pulled back from record territory after April CPI inflation came in above forecasts and oil prices staged a sharp rally. The broad index fell 0.2%, while the Nasdaq Composite shed 0.8%.

April CPI Inflation Stokes Fresh Concern

The Bureau of Labor Statistics reported that consumer prices rose 0.6% in April on a monthly basis. The resulting annual inflation rate landed at 3.8%, above the 3.7% gain economists polled by Dow Jones had anticipated. That reading marks the highest annual rate since May 2023. Senior portfolio manager Thomas Martin of Globalt Investments told CNBC the data reflects a slow but persistent upward grind. He warned that ongoing Middle East conflict will keep adding price pressure across the economy.

Oil Above $100 Amplifies the Inflation Threat

West Texas Intermediate crude jumped more than 4% to settle at $102.18 per barrel Tuesday. Brent crude climbed to above $107. The surge followed President Donald Trump publicly dismissing the month-old U.S.-Iran ceasefire as dangerously fragile. Iran’s latest counterproposal includes war reparations, full control of the Strait of Hormuz, and the lifting of all sanctions. Those demands were rejected as unacceptable. Energy traders now view a prolonged conflict as a sustained upside risk for crude prices.

Background: A Record Run Built on Chip Stocks

Monday saw the S&P 500 and Nasdaq hit fresh all-time highs, led by a surge in memory chip names. Micron Technology had soared more than 37% in the prior week and roughly 53% over the preceding month. Tuesday’s session reversed that momentum. Micron fell more than 4%. Advanced Micro Devices dropped 3%, and Qualcomm slid 11%, despite both posting massive monthly gains of 74% and 39% respectively ahead of the pullback.

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Consumer Spending Faces Growing Squeeze

Martin told CNBC that rising fuel and goods prices will increasingly weigh on household budgets. Consumer spending still drives roughly two-thirds of U.S. economic output. A sustained inflation overshoot complicates the Federal Reserve’s path on interest rates. Separately, the Treasury Department said the government posted a $215 billion surplus in April, down 17% year-over-year. The year-to-date deficit stands at $953 billion. Net interest on the national debt hit $97 billion for the month, the largest single expense outside Social Security.

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