U.S. Stock futures were in volatile mode in the pre-market trading paving the way for an interest day at the Wall Street on Tuesday. S&P futures were down by 0.17 per cent, Dow Futures fell 0.03 per cent, and Nasdaq 0.30 per cent. On Monday, S&P 500 rose 122.83 points, or 1.7 per cent, to 7,554.29. Dow Jones Industrial Average rose 468.77 points, or 0.9 per cent, to 51,671.03. Nasdaq composite rose 795.10 points, or 3.1 per cent, to 26,683.94. Russell 2000 index of smaller companies rose 21.10 points, or 0.7 per cent to 2,965.09.In the bond market, Treasury yields eased on hopes that lower oil prices will remove pressure on central banks to raise interest rates. The yield on the 10-year Treasury slipped to 4.47 per cent from 4.48 per cent late Friday. The yield on 10-year Treasury notes fell to 4.4197 per cent, the lowest since May 12, and was last down 1.4 basis points at 4.471 per cent. Yields move inversely to prices.Gasoline Price, Oil RatesU.S. average retail gasoline prices ​dipped below $4 a gallon for the first time since mid-April, as optimism grew that a preliminary deal between the U.S. and Iran would lead to the reopening of the Strait of Hormuz, a critical passageway for global oil supplies. Prices for crude oil fell more than $4 a barrel on Monday after U.S. President Donald Trump ‌announced that the U.S. ⁠and ⁠Iran had signed a memorandum of understanding to end a near four-month war, though it remains to be seen whether the agreement will hold.The decline in fuel prices could offer ​some relief to the Trump administration, which had promised to lower energy prices for consumers. Trump and Republican lawmakers, who are campaigning to defend narrow majorities ​in both houses of the U.S. Congress in November's midterm elections, have faced backlash over the rising cost of fuel.Micron Technology, AMD, Nvidia, SpaceX StocksAll eyes will be on Micron Technology stocks which rallied 10.8 per cent, and Advanced Micro Devices rose 7 per cent. Nvidia’s climb of 3.5 per cent was the strongest force pushing the S&P 500 upward because the AI chip company is Wall Street’s most valuable company, giving it more weight on the index than any other.SpaceX, Elon Musk’s rocket company that also owns the AI company xAI, rose 19.6 per cent in its second day of trading on Wall Street. Its successful debut on the Nasdaq suggested plenty of demand still exists among investors for AI. The market has given SpaceX a total value of more than $2.1 trillion, making it bigger than Exxon Mobil, Bank of America and Coca-Cola combined.S&P 500, Dow Jones, NasdaqThe S&P 500 rose 1.7 per cent on Monday on hopes that this time, the announcement of an Iran-U.S. agreement will mean a long-term fix to a conflict that has worsened inflation around the world. The Dow Jones Industrial Average climbed 0.9 per cent, and the Nasdaq composite jumped 3.1 per cent. Brent crude’s price fell 4.8 per cent, helping stocks of companies with big fuel bills to lead the market. AI stocks also rallied following their sharp swings over the last couple weeks.For the year, S&P 500 is up 708.79 points, or 10.4 per cent, Dow Jones is up 3,607.74 points, or 7.5 per cent, Nasdaq is up 3,441.95 points, or 14.8 per cent, Russell 2000 is up 483.18 points, or 19.5 per cent.