The Dow Jones Industrial Average was flat at 21,530. Goldman Sachs and Apple contributed the most to the Dow's gain.
The US stock market surged on Wednesday, lifting one of the major indexes to a record, after the head of the US central bank predicted borrowing costs would remain relatively low.
The S&P climbed 0.6 percent to close at 2,459.27, setting intraday and closing records.
Crude oil was over 1 percent higher with prices at $47 per barrel.
The Trump Administration Will Reportedly Recertify Iran's Nuclear Deal
Other powers that brokered the nuclear deal along with the US have said there's no appetite for renegotiating it. Critics of the deal have pointed to minor infractions as justification for the U.S.to say Iran is not complying.
Trump wants to renegotiate 'horrible' trade deal with South Korea
Moon seeks to steer South Korea away from nuclear power and toward renewable energy and plants fueled by liquefied natural gas. South Korean President Moon Jae-in on Thursday directed Blue House officials to prepare for all possibilities a day after U.S.
Judiciary chair says he will ask Donald Trump Jr. to testify
Trump also questioned whether Putin was really gunning for his victory, as United States intelligence agencies have concluded. Pressed on whether the committee would subpoena Trump Jr ., Grassley said, "Let's wait and see what he does from our letter".
The Dow is up 1,875.14 points, or 9.5 percent.
Thursday's action left the Nasdaq composite ahead almost 2% for the week and tracking toward its best weekly finish since late May. Target jumped 4.1 percent after raising its second-quarter forecasts. The Nasdaq Composite index ticked 3 points, or less than 0.1%, higher to 6,265. A rise in technology stocks boosted the Nasdaq.
Delta Air Lines fell 2.5 percent after reporting a smaller profit and less revenue than analysts expected.
The index for all items less food and energy rose 0.1 percent in June, its third straight such increase.