Dow Soars on Trade Deal Buzz; GeneDx and Kingstone Break Out U.S. stocks rallied on Tuesday, driven by optimism over a new trade agreement reportedly finalized by the Trump administration. The Dow Jones Industrial Average rose 300 points, or 0.8%, marking its sixth consecutive gain. The S&P 500 added 0.6%, climbing further above the key 5,500 level. The Nasdaq and the small-cap Russell 2000 rose..