Charlie Toole, vice president at Adviser Investments, has the market analysis for Monday, August 27. Major U.S. stockA financial instrument giving the holder a proportion of the ownership and earnings of a company. indexes today advanced on news of the new trade agreement between the U.S. and Mexico, with the Dow Jones Industrial Average, S&P 500 and NASDAQ Composite up 1.0%, 0.8% and 0.9%, respectively. The NASDAQ’s nearly 72-point bump pushed the index past the 8,000-point high-water mark. Elon Musk and Tesla once again made headlines—this time with the announcement that the company would remain publicly traded despite Musk’s previous remarks to the contrary. Meanwhile, Toyota disclosed its plans to invest $500 million in Uber as the two companies collaborate on self-driving vehicle technology.