Tech Stocks Lead Decline in US Markets Amid Interest Rate Concerns

On Tuesday, Wall Street saw a decline as the ripple effects from a sell-off in major technology stocks spread from Asia to the U.S. Concerns about possible interest rate hikes by year-end weighed heavily on the market.

The S&P 500 decreased by 0.9%. This index recently experienced 11 weekly gains out of 12, primarily driven by technology stocks. The Dow Jones Industrial Average, which is less reliant on tech companies, dropped by 8 points, or under 0.1%, around 10:42 a.m. Eastern. The Nasdaq composite also reduced by 1.4%.

The decline in tech stocks significantly influenced markets across Asia, highlighted by a 10% plunge in South Korea’s Kospi. European markets followed the trend with declines as well.

Tech Stock Impact

Technology stocks, especially those that surged due to artificial intelligence (AI) enthusiasm, significantly impacted the overall market. These stocks have substantial influence on market trends due to their high valuations. By Tuesday, the number of stocks rising in the S&P 500 was outpaced by declining tech stocks. Micron Technology fell 9.7%, Nvidia declined 2.6%, and Samsung Electronics in South Korea experienced a drop of 12.3%.

SpaceX faced some fluctuations in early trading but saw its value rise 1.8%. Recent events include its significant market debut and plans to raise funds through a bond offering for AI development.

Interest Rates and Economic Concerns

The potential for interest rate increases this year has fueled caution among traders, especially affecting AI-related stocks. These gains have propelled primary indexes to new records throughout 2026. The S&P 500’s tech sector alone increased by 27% over the past three months, with an 18% rise over the year. In Asia, South Korea’s Kospi nearly doubled in value during 2026.

Many tech companies have heavily invested in AI research. However, prospective higher interest rates could slow future investments and impact prices. The Federal Reserve hinted at raising interest rates at least once before year-end. Wall Street estimates an 85% probability of a rate hike, as opposed to 60% from a week prior.

The 10-year Treasury yield decreased to 4.49% from 4.51%, while the 2-year Treasury yield went down to 4.20% from 4.24%. Despite these drops, bond yields continue to stay high due to inflation concerns.

Inflation Concerns

Inflation has been on the rise, further intensified by energy costs. Tariffs previously seemed to moderate inflation growth, but the U.S. conflict with Iran sharply increased energy prices, including gas. This rise has raised shipping expenses and impacted both businesses and households.

A June report showed consumer prices increasing by 4.2% in May from the previous year, their highest in three years. Another report, expected soon, will likely confirm a further rise to 4.1% in May, based on a Federal Reserve-preferred inflation measure.

Oil prices slightly eased amid U.S.-Iran negotiations to resolve their conflict. U.S. crude’s price fell 1.7% to $72.60 per barrel, while Brent crude, the international standard, decreased to $76.54. However, prices remain above pre-war levels of around $70 per barrel.

AP Senior Producer Mayuko Ono in Tokyo contributed to this report.