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Oil prices rose sharply and major stock indexes fell as military tensions escalated in the Strait of Hormuz. Fighting in the Iran war flared for the first time in weeks, and strikes on a crucial United Arab Emirates oil port and several ships tested a shaky cease-fire. Futures for Brent crude, the international benchmark, rose 6% to about $114 a barrel.

U.S. stocks fell from their record heights, while oil prices jumped following escalations in the Middle East that may undermine the ceasefire in the war with Iran. The S&P 500 fell 0.4% Monday, coming off its latest all-time high. The Dow Jones Industrial Average dropped 1.1%, and the Nasdaq composite slipped 0.2%.

US Senator Ted Cruz (R-Tx.) sits down with Yahoo Finance Executive Editor Brian Sozzi at the Milken Institute's Global Conference 2026 to have a conversation about the second Trump administration's performance and the policies that he hopes to pass, including the Trump Accounts for American families.

Major digital assets rose Monday with Bitcoin (BTC-USD) topping $79,000. The CoinDesk Market Inde

The market has been bullish on tech stocks recently, and buying into the rally could add significant risk to your portfolio.

The company went public in 2017 and on April 30 it hit an all-time low.

Select Water Solutions (WTTR) is moving deeper into water infrastructure and recycling, where pipelines and treatment systems can make revenue less tied to daily field activity. The appeal for investors is whether WTTR can improve earnings quality while still benefiting from shale demand.

Most investors are comfortable buying the S&P 500 when the markets are heading higher. Buying when it's falling is where the real money can be made.

Markets started quiet but turned rocky by midday. Here's what's moving the Dow, Nasdaq-100, and S&P 500 this afternoon.

While the S&P 500's decline on reports of escalation in the Middle East has been relatively modest, down about 0.5%, the selling is broad-based. Every sector except for energy was trading lower on Monday afternoon after Brent crude, the international oil benchmark, rose.

Dow Slides as Trump-Iran Tensions Rattle Wall Street

ON Semiconductor Corporation (NASDAQ:ON) was among the stocks on Jim Cramer’s radar on Mad Money as he discussed the upcoming earnings. Cramer noted that the “semis are on fire of late,” as he said: The semis are on fire of late, including On Semi, long viewed as a company that’s tied just to the auto […]

Asian equities rallied near all-time highs as chipmakers surged and investors weighed AI momentum against oil and geopolitical risks.

US benchmark equity indexes were lower intraday and oil prices jumped as fighting in the Iran war fl

Cogent stock is looking like one of the stock market's biggest losers today.

US equity indexes fell in midday trading on Monday amid reports that fighting escalated in the Middl

Oil futures hit their session high in the morning after Iran claimed to have fired shots at a U.S. Navy ship and prevented it from entering the Strait of Hormuz. U.S. Central Command quickly denied that any Navy vessel had been struck and subsequently announced that two U.S.-flagged vessels had successfully transited the Strait. Admiral Brad Cooper later told reporters that Iran had opened fire on U.S. warships, but that Iranian drones and missiles had been shot down, according to multiple media accounts.

Intel stock surged 114% in April 2026. Here's what drove the chipmaker's best month in decades.

For the first time in weeks, headlines out of the Middle East are driving the stock market. The Dow dropped 530 points, or 1.1%. The S&P 500 fell 0.5%. The Nasdaq slipped 0.4%. The S&P and Nasdaq are pulling back from closing highs on Friday, while the Dow has yet to recover to its highs from earlier in the year.

On May 4, 2026, oil’s jump past $100 on U.S.-Iran tensions jolted major U.S. indexes while potential regulatory progress boosted crypto stocks.

PLPC posts strong y/y sales growth in Q1, but higher costs and a tax charge lead to a decline in earnings.

A new analysis from Citi Wealth's Investment Lab challenges one of investing’s most ingrained habits: waiting for a pullback before putting money to work. Drawing from six-and-a-half decades of data dating back to 1960, the findings paint a picture most casual investors would find counterintuitive, ...

US equity indexes retreated in midday trading on Monday as investors weighed military action in the

The Toronto Stock Exchange is down near 200 points at midday with all sectors in the red. Miners

Asset managers are rolling out long-short equity strategies to help investors offset capital gains, but the approach comes with higher fees, leverage risks and tracking errors.

The Dow fell 400 points as oil prices spiked again. The Dow was down 417 points, or 0.8%. The S&P 500 was down 0.5%. The Nasdaq was down 0.5%. The S&P and Nasdaq were trading higher earlier in the morning.

Investing.com -- The ongoing Iran conflict has introduced volatility, particularly through higher oil prices and supply chain disruptions. Companies across industries report rising freight and raw material costs, with some supply chains expected to take months to normalize.

Pre-Markets Mixed to Start a Fresh Week