Shares in refining, logistics, and biofuels company Delek US (NYSE: DK) rose by 8.6% today, buoyed by a combination of a rise in the price of oil and a BofA analyst raising the company's price target on the stock from from $28 to $40. However, the analyst maintained an underweight rating on the stock, and even the revised target is below the current stock price. Why Delek US stock is soaring in 2026 The stock is up almost 55% so far in 2026, and there's little doubt about the reason. In common with many l ...