Dow falls 400 points as oil tops $100 and Fed hike bets rise

• WTI crude closed at $102.95 per barrel (up 7.1%), marking a 52.9% gain since the Iran war began in late February and a 78.47% increase year-to-date, with Brent trading above $108
• The 10-year Treasury yield climbed above 4.945%, its highest level since October 2023, while August producer prices rose 5.4% annually, well above the Fed's 2% inflation target
• High-beta chip stocks led declines with Nvidia and Micron both falling 5%, while the S&P 500 now trades nearly 3% below its August 13 record high despite remaining up 11% in 2026

Market Summary: Dow Falls 400 Points on Oil Surge and Fed Rate Concerns

Market Performance:

US equities declined sharply on September 10, 2026, with the Dow Jones falling 400 points (-0.76%), the S&P 500 down 0.65%, and the Nasdaq dropping 0.68%. The S&P 500 now trades nearly 3% below its August 13 record high but remains up 11% year-to-date.

Oil Price Surge:

WTI crude closed at $102.95/barrel, up 7.1%, marking the highest level since May 19. Year-to-date, WTI has surged 78.47%, with a 52.9% gain since the US-Iran conflict began in late February. Brent crude traded above $108/barrel. Supply disruptions through the Strait of Hormuz and Red Sea continue driving prices higher.

Treasury Yields and Inflation:

The 10-year Treasury yield climbed above 4.945%, the highest since October 2023. August Producer Price Index (PPI) rose 0.4% monthly and 5.4% annually, well above the Fed's 2% target. Markets are watching Friday's Consumer Price Index report closely.

Fed Rate Expectations:

Fed funds futures price in a 74% probability of a 25-basis-point rate hike at next week's meeting, up from previous expectations.

Sector Impact:

High-beta chip stocks underperformed significantly, with Nvidia and Micron Technology both falling 5%. Energy concerns and rising yields pressured equity valuations, particularly affecting high-duration technology stocks.

Valuation:

Despite recent declines, the S&P 500 trades at approximately 19x forward earnings, its lowest valuation since April 2025.

Market Implications:

Elevated oil prices threaten to sustain inflationary pressures while higher borrowing costs could impact corporate earnings and consumer spending, creating headwinds for equity markets.