Stock Market Today Dow surges 600 points toward a record high SP 500 and Nasdaq also rise oil prices Treasury yields fall on signs of USIran war deescalation Palantir earnings on tap marketwatchcom

John Tinsman is betting on low marginal cost companies

The S&P 500 is heading for a loss during the typically bullish stretch for the second year in a row

William Watts is MarketWatch markets editor. In addition to managing markets coverage, he writes about stocks, bonds, currencies and commodities, including oil. He also writes about global macro issu… [+155…