
AstraZeneca PLC (NYSE:AZN) shares closed down as much as 9% on Monday, the stock’s biggest one-day drop since 2020, after reports that it held merger talks with U.S. rival Bristol-Myers Squibb Company (NYSE:BMY). A combined company would be worth close to $400 billion, the fourth-largest drugmaker in the world by market value. Neither firm confirmed […]
