Blockbuster Keytruda makes up nearly half of Merck’s sales. That’s becoming an issue.

Shares of Merck are sliding in early trading after the drugmaker surprised Wall Street with a lower-than-expected 2025 sales ...

Founded in 1891, Merck (NYSE:MRK) is a global pharmaceutical company that develops prescription medicines, vaccines, biologic therapies, and animal health products. The branded pharmaceutical ...

Shares of Merck are sliding in early trading after ... forecast due partly to a pause in shipments of one of its top-selling products to China Shares of Merck slid Tuesday after the drugmaker ...

Merck 2025 Sales Forecast Underwhelms as ... sales forecast due partly to a pause in shipments of one of its top-selling products to China. The drugmaker plans to temporarily pause shipments ...

Shares of Merck slid Tuesday after the drugmaker surprised Wall Street with a lower-than-expected 2025 sales forecast due partly to a pause in shipments of one of its top-selling products to China.