Stocks closed solidly higher on Thursday for the fourth straight session as investor optimism about the Trump administration continues to run high.

US President Donald Trump spoke via video link at the World Economic Forum (WEF) in Davos, Switzerland. He made several statements, including on the Russia-Ukraine war. RBC-Ukraine provides the key quotes from Trump.

Saudi Arabia’s non-oil activities reached 50 percent of its GDP in 2023, a first for the Kingdom as it expands its investment to diversify its economy

President Donald Trump said he would ask Saudi Arabia and other Opec nations to “bring down the cost of oil” and doubled-down on his threat to use tariffs. In a speech to executives at the World Economic Forum in Davos on Thursday, the US president said he was ‘surprised’ that Opec hadn’t brought down the price of oil before the elections.

His message for central banks to make an immediate interest rate cut signals potential pressure on the US Federal Reserve.

President Donald Trump touted a new $600 billion investment from Saudi Arabia during a speech to world leaders in Davos.

One day after speaking to Saudi Crown Prince Mohammed bin Salman, President Donald Trump pushed the kingdom to increase its U.S. investment, saying he would ask the Saudis to “round out” their promised $600 billion “to around $1 trillion.

A Washington Post opinion writer condemned President Donald Trump's characterization of Saudi Crown Prince Mohammed bin Salman (also known as MBS) as "a fantastic guy." Trump made the comment during a virtual address at the World Economic Forum in Davos,

It no longer bears the president’s name but the iconic Waldorf Astoria is back on the map as the hotspot for Trump world in Washington. Over inauguration weekend, the hotel’s soaring beaux arts atrium, updated for the modern gilded age, was filled with MAGA celebs (and wanna-bes).

Trump then went on to criticize the nation’s electric grid, calling it old while noting that he would allow the tech companies to rely on any fuel that they want to run the plants. And if the energy plants fail, Trump claimed the country could return to “good clean coal.”

In fact, the Saudi Press Agency’s announcement that the kingdom would invest $600bn was based on the royal palace’s readout of a Wednesday phone call between Trump and Saudi Crown Prince Mohammed bin Salman. This is Trump’s first phone call with a foreign leader since his inauguration earlier this week.

The broad based index finished the trading day up over 0.5%, securing its first all-time closing high of 2025. The Dow Jones Industrial Average ( ^DJI) popped around 0.9%, but was unable to secure its own record, while the Nasdaq Composite ( ^IXIC) recovered from earlier losses to close up about 0.2%.