EconomyModerna and Merck soar on stock market after announcing "positive results" of a melanoma vaccineARA19-08-2026
![Headquarters of the pharmaceutical company Merck in Rahway, New Jersey](data:image/svg+xml,%3Csvg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 16 9"%3E%3C/svg%3E)