Marathon Petroleum's 15-min chart shows MACD Death Cross, KDJ Death Cross signals.

Marathon Petroleum's 15-minute chart has recently exhibited a significant trend reversal, as the Moving Average Convergence Divergence (MACD) indicator has crossed below its signal line, signaling a potential downward trajectory for the stock price. Furthermore, the KDJ (Stochastic Oscillator) indicator has also reached a critical level, indicating a shift in momentum towards the downside and a heightened risk of further price declines. As a result, investors should remain cautious and closely monitor the stock's performance in the coming days.