Tech Sector Tumbles: Chip Stocks Sink 1.5% as Nvidia, Broadcom Lead Decline

Key Highlights

• Technology-heavy Nasdaq index plummeted 1.5% Thursday, with semiconductor stocks leading the decline
• Broader market indicators saw the S&P 500 retreat 0.5% while the Dow shed 105 points, down 0.2%
• Cryptocurrency markets weakened as Bitcoin tumbled beneath the $63,000 threshold after U.S. military action in Iran
• New allegations from Trump regarding Chinese electoral interference intensified selling pressure across risk-sensitive assets
• Friday trading in Asia showed significant weakness, particularly in Japan where the Nikkei surrendered nearly 3%

Thursday’s trading session on July 16 saw the technology-focused Nasdaq Composite surrender 1.5% of its value as semiconductor manufacturers experienced a pronounced selloff. The benchmark S&P 500 index declined 0.5%, while the blue-chip Dow Jones Industrial Average shed 105 points, representing a 0.2% decrease.

Chip giants Nvidia and Broadcom emerged as primary catalysts for the market weakness. The Dow faced additional headwinds from declines in Goldman Sachs and industrial bellwether Caterpillar.

Mega-cap technology names Amazon and Alphabet contributed to the S&P 500’s downward trajectory. Interestingly, despite headline index losses, advancing stocks outnumbered declining ones within both the Dow and S&P 500.

The equal-weighted version of the S&P 500 managed to finish in positive territory, while the S&P 500 excluding technology stocks held essentially unchanged. These divergences clearly identify the technology sector as the primary source of market stress.

Recent market advances have been characterized by increasingly concentrated leadership within technology shares. As this narrow leadership falters, it’s creating outsized drag on the major benchmarks.

Cryptocurrency Markets Retreat as Middle East Conflict and U.S.-China Relations Deteriorate

The world’s largest cryptocurrency by market capitalization slipped beneath the $63,000 level Friday following renewed U.S. military operations targeting Iran. Bitcoin had already surrendered approximately 1.4% Thursday, falling from levels near $65,000.

As of this writing, Bitcoin was changing hands marginally below its 50-day simple moving average—a technical indicator closely monitored by traders as a barometer of near-term trend direction.

Reports from Iran’s semi-official Fars news outlet indicated American strikes destroyed five bridge structures in Hormozgan province in southern Iran. Additional reports confirmed a missile struck a maritime control facility in Chabahar.

BREAKING: Iran's IRGC warns that if the US targets Iranian infrastructure, Iran will "bring the Arabs back to the age of camels and sandals," and "destroy every last piece of infrastructure in the entire region as if it had never existed," per IRIB.

This is in direct response to…

— The Hormuz Letter (@HormuzLetter) July 16, 2026

Energy markets displayed surprising resilience despite the escalation. West Texas Intermediate crude maintained stability around $79 per barrel, showing minimal reaction to the geopolitical developments.

Friday’s Asian trading session reflected substantial risk aversion. Japan’s Nikkei 225 plunged nearly 3%, reaching its weakest level in more than 30 days. Australia’s ASX 200 declined 0.5%, while U.S. Nasdaq futures pointed to an additional 0.8% drop.

In late Thursday developments, President Trump authorized the release of classified intelligence documents purportedly showing Chinese interference in the 2020 American presidential election. The declassified materials alleged that Beijing acquired voter information covering 220 million U.S. citizens. Chinese diplomatic representatives immediately refuted these accusations.

These fresh allegations introduced uncertainty regarding bilateral relations between Washington and Beijing, particularly with a scheduled summit between Trump and Chinese President Xi Jinping approaching in September.

The Australian dollar, frequently employed by currency traders as a gauge for China-related risk sentiment, weakened versus the greenback following the announcement. Market observers suggest the timing of these allegations could complicate upcoming diplomatic engagement.

“Trump’s decision to level fresh, sweeping accusations against Beijing weeks ahead of that meeting introduces a new source of friction risk,” said Eamonn Sheridan, Chief Asia-Pacific Currency Analyst at InvestingLive.

Further degradation of the U.S.-China relationship could extend selling pressure across risk-sensitive assets, including cryptocurrencies, in forthcoming trading sessions.

The post Tech Sector Tumbles: Chip Stocks Sink 1.5% as Nvidia, Broadcom Lead Decline appeared first on Blockonomi.