Coinspeaker MRK Stock Up 0.45% in Pre-Market as Merck to Buy Austrian Vaccine MakerMerck (MRK) stock price is up. This comes as the pharmaceutical giant is making some new moves towards winning the COVID-19 vaccine race. Merck announced its decision to buy Austrian vaccine maker Themis Bioscience.MRK Stock Up 0.45% in Pre-Market as Merck to Buy Austrian Vaccine Maker