Shares of U.K.-based Vectura Group were up more than 13% in trading after Philip Morris International announced the tobacco giant’s plans to acquire the company for $1.44 billion in cash.

Shares of Vertex Pharmaceuticals fell in trading after the company announced it will not advance a novel small molecule corrector of the Z-AAT protein into a Phase III study for a rare disease that can lead to complications of the liver and lungs.

Shares of Ovid Therapeutics soared in trading after the company announced pharma giant Takeda signed a licensing agreement valued at $856 million to secure global rights to the investigational medicine soticlestat for the treatment of two forms of rare epilepsy.

Shares of Pandion Therapeutics soared more than 131 percent in trading after pharma giant Merck announced the acquisition of the autoimmune-focused company for up to $1.85 billion.

Publicly traded companies that have been heavily involved in developing therapies and vaccines for Covid-19 have experienced significant spikes in their stock prices from March 2020 to January 2021, including Germany’s BioNTech, which surged 187% in one year.

Shares of Protalix Biotherapeutics were up in trading after the company announced the Phase III BRIDGE study met key objectives in treating Fabry Disease.

Shares of Mesoblast Limited were down more than 30% in trading following the company’s disappointing announcement regarding a stem-cell therapy trial in ventilator-dependent patients with Covid-19 patients who have moderate-to-severe acute respiratory distress syndrome.

Shares of Axsome Therapeutics were up after the company announced positive long-term results from a Phase III major depressive disorder (MDD) study that sets up potential regulatory approval for AXS-05.

Amgen and AstraZeneca announced that their Phase III NAVIGATOR trial of the potential first-in-class human monoclonal antibody tezepelumab hit the primary endpoint in severe asthma.

Shares of Calliditas Therapeutics soared in trading after the company announced positive Phase III data from a study of Nefecon in IgA nephropatjhy (IgAN), an autoimmune renal disease.