Merck and Moderna announced Wednesday that a personalized mRNA-based cancer vaccine succeeded in a large, late-stage trial among high-risk patients with melanoma.
Investors hoped the two-week pause in fighting would ease a global oil shortage.
Elon Musk's space exploration company has filed preliminary paperwork to sell shares to the public, according to two sources familiar with the filing.
The Dow Jones Industrial Average on Thursday closed down 785 points as the war with Iran escalated and oil prices continued to climb.
The Dow Jones Industrial Average closed down more than 400 points on Tuesday as the U.S.-Israeli war with Iran prompted a selloff.
Oil prices leaped Monday on worries that war with Iran could clog the global flow of crude and make inflation even worse. U.S. stocks, meanwhile, swung from sharp losses to a tiny gain.