U.S. stocks tumbled on Wednesday as hotter-than-expected inflation data rattled markets, sending tech shares lower and Treasury yields higher. The Nasdaq Composite led the losses, falling roughly 1.5%, while the S&P 500 dropped 1% and the Dow Jones Industrial Average slipped 0.3% as investors reassessed the Federal Reserve's interest rate outlook.
The selloff followed a September Consumer Price Index report showing annual inflation accelerated to 3.7%, above economists' expectations of 3.6%. Rising energy costs added to inflation concerns, while another difficult session for semiconductor stocks and mixed bank earnings kept investors on edge.
Market Movers:
- Bank of America (BAC) -9%: Shares plunged after the bank reported a $1.2 billion regulatory penalty and weaker performance in its Wall Street businesses. The results raised concerns about profitability and lending income as higher borrowing costs continue to challenge the financial sector.
- Netflix (NFLX) -0.6%: Shares reversed early gains following reports that the streaming giant plans to cut approximately 6% of its workforce across several departments. The decline came despite Netflix securing exclusive broadcasting rights in Spain and Andorra for the 2030 FIFA World Cup.
- ASML Holding (ASML) -1%: Shares slipped despite the semiconductor equipment manufacturer reporting record third-quarter sales and raising its full-year outlook. The results highlighted continued demand for AI chipmaking equipment, but broader semiconductor weakness overshadowed the upbeat report.
- Apple (AAPL) +1%: Shares bucked the technology selloff, advancing even as semiconductor and AI-related stocks faced renewed pressure. The relative strength made Apple one of the few bright spots in an otherwise difficult session for major technology companies.
- BlackRock (BLK) Higher: Shares advanced after the asset manager delivered third-quarter earnings that exceeded Wall Street expectations. The results provided a contrast to disappointing reports elsewhere in the financial sector as investors assessed the health of corporate earnings.
Inflation Report Sends Treasury Yields Higher
September's inflation report delivered another setback for investors hoping price pressures would ease. Consumer prices rose 3.7% from a year earlier, exceeding forecasts as higher gasoline and energy costs continued to strain households. Treasury yields climbed following the release, with the benchmark 10-year yield reaching approximately 5.27% and the 30-year yield rising to 5.58%.
Higher yields make borrowing more expensive and can weigh heavily on growth stocks, particularly technology companies whose valuations depend on expectations for future earnings. The latest inflation figures also complicate the Federal Reserve's policy outlook. With price pressures remaining elevated, investors face the possibility that interest rates could stay restrictive longer than previously anticipated.
Semiconductor Selloff Deepens Despite Strong AI Demand
Technology stocks remained under pressure as the global semiconductor selloff extended into another session. South Korea's KOSPI has fallen roughly 12% over the past five trading days, reflecting sharp losses among major memory chipmakers. Concerns about growing competition from Chinese memory manufacturers have contributed to the downturn, even as demand for AI infrastructure remains strong.
ASML's record quarterly sales and stronger guidance offered evidence that semiconductor investment continues at a rapid pace. Investors now turn to Taiwan Semiconductor Manufacturing's earnings Thursday for another important indication of whether the AI boom can sustain its momentum.
Bank Earnings and Oil Prices Add to Uncertainty
Bank earnings delivered mixed signals about the health of corporate America. Bank of America faced heavy selling following disappointing results, while BlackRock's stronger-than-expected earnings offered some encouragement. Meanwhile, oil prices remained elevated despite retreating Wednesday. Brent crude held above $105 per barrel as continued attacks on Saudi Arabian energy facilities raised concerns about global supply disruptions.
Higher energy costs are becoming an increasingly important issue for the AI industry itself. Rapidly expanding data center electricity demand, combined with geopolitical pressure on fuel supplies, threatens to push power costs higher and complicate future infrastructure investment.
Looking Ahead
Investors will turn to Taiwan Semiconductor's earnings Thursday for the next major test of the AI trade, with particular attention on chip demand, capital spending and management's outlook for the months ahead. Wall Street will also continue monitoring Treasury yields, oil prices and the Federal Reserve's response to persistent inflation. With the Nasdaq under pressure and borrowing costs near multi-decade highs, markets may need another round of strong corporate earnings to regain momentum. Editorial note: The Seeking Alpha page confirms Liquidia (LQDA) rose 44%, but its remaining mover details were inaccessible. The draft above therefore uses the supplied market coverage; its other stock percentages are intraday figures.