(Updates with index moves and new information influencing markets from the first paragraph.)
US equity indexes traded mixed amid conflicting reports on the terms of a draft deal between Iran and Washington to the end war in the Middle East and Space Exploration Technologies (SPCX) making history with its stock market debut.
The Dow Jones Industrial Average rose 0.4% to 51,047.9, followed by a 0.1% increase in the S&P 500 to 7,404.3 in midday trading on Friday. The Nasdaq Composite fell 0.2% to 25,749.4.
In company news, shares of Space Exploration Technologies opened at $150, above the initial public offering price of $135 per share, making Elon Musk the world's first trillionaire. Shares traded 21% after the open.
President Donald Trump decried Tehran as "dishonorable" for what he said were inaccurate state media descriptions of a potential interim US-Iran agreement, CNN reported. Iran's foreign minister said a deal "has never been closer," according to CNN.
Iran's Mehr News Agency reported that a draft deal includes a commitment from the US to lift oil sanctions and that final negotiations will not begin until half of Iran's frozen funds are released and a US naval blockade ends, according to CNBC. The deal also includes a pledge from Iran to reopen the Strait of Hormuz within 30 days, among other points, Mehr reported, according to CNBC.
Crude oil futures slumped, with front-month global benchmark North Sea Brent sliding 3.8% to $84.38 per barrel and US West Texas Intermediate lower by 3.9% to $86.87 per barrel.
Most US Treasury yields rose, with the 10-year up 1.8 basis points to 4.48% and the two-year climbing 1.1 basis points to 4.08%.