(Updates with index/price moves and political news from the first paragraph.)
US equity indexes surged while crude oil and government bond yields slumped after the US and Iran reached a deal, setting the stage for the reopening of the Strait of Hormuz, the chokepoint for about a fifth of global crude oil flows.
The Nasdaq Composite surged 2.9% to 26,650.7, with the S&P 500 up 1.7% to 7,555.3, and the Dow Jones Industrial Average higher by 1.1% to 51,752.1 ahead of Monday's close.
President Donald Trump and Vice President JD Vance both virtually signed the agreement to end a US blockade of Iranian ports, reopen the Strait of Hormuz, and start 60 days of nuclear negotiations, CNN reported, citing a senior US official.
Crude oil futures slumped. Front-month global benchmark North Sea Brent fell 3.9% to $83.48 per barrel, and US West Texas Intermediate slid 3.8% to $81.05 per barrel.
Most US Treasury yields fell, with the 10-year down 1.8 basis points to 4.47% and the two-year lower by 2.8 basis points to 4.06%.