U.S. crude oil prices are up more than 30% since the war began, and gas is at nearly $4 per gallon. "Uncertainty remains high," wrote analysts at ING.

Oil prices fell and stock markets rallied Wednesday on reports of a US plan to end the war with Iran -- which promptly rejected Washington's overtures, according to state media.The equities push was "really related to oil prices going down and that anticipated end of the hostilities,

HMH Holding, co-owned by Baker Hughes and Norway’s Akastor, is making its debut as crude prices soar.

Investor sentiment toward oil stocks is swinging dramatically amid events unfolding in the Middle East. That makes complete sense, given the scale of the geopolitical conflict in the region and its impact on global oil and natural gas supplies.

Wall Street shot higher and oil futures tumbled after President Donald Trump extended his deadline for Iran to reopen the crucial Strait of Hormuz and said the U.S. would hold off on strikes against Iranian power plants and other energy infrastructure for five days.

Stocks end lower as Brent crude oil trades around $104 a barrel on concerns about an escalation of the Iran war.

Top insights from the latest market news from Monday, March 23, from The Motley Fool analysts on Team Rule Breakers and Team Hidden Gems.

The timing of the earlier volume spikes — across both equities and crude — caught the attention of traders.

U.S. stocks ended sharply higher Monday after President Trump said he would pause for five days any strikes against Iran's energy infrastructure. The Dow, S&P 500 and Nasdaq all posted their biggest percentage gains since early February.

Oil prices have been excruciatingly volatile since the start of the year. They soared as tensions with Iran grew. Brent oil, the global benchmark, peaked near $120 a barrel after Iran struck energy infrastructure in the Persian Gulf.