On an earnings call in February, he answered question after question about plunging demand for his company’s vaccine against ...

Merck stock could take another hit Thursday after the company reported another quarter of light sales for its HPV vaccine, ...

The company’s stock fell as much as 2.8% after markets opened in New York Thursday. For the first quarter, Merck’s results ...

Merck & Co. said it expects to lose $200 million to already-announced tariffs in 2025 amid an escalating trade war between ...

Proquad is rarely a newsmaker from Merck’s earnings, but this time around, the U.S. has had a series of measles outbreaks.