Wall St closes mixed on ramped-up Middle East tensions
By Stephen Culp and Johann M Cherian
Tue March 10, 2026
They called it a parabolic move today starting deeply in the red as the fighting in Iran was said to be at its most intense, then moved up swiftly on more optimism the war could end soon, then fell just as swiftly as investors once again got a reality check that a quick resolution was probably not coming. All three indexes zoomed straight up to big gains only to collapse at around 1:30 and close nearly flat. The Dow was down some 300 at 10 a.m. and up nearly 500 by 1:30, an 800-point swing. The Navy said no escorts for tankers in the Strait of Hormuz and the news of Iran laying mines in the strait hastened the market’s decline.