Why is Jowell Global stock surging over 50% today?

Market activity shows significant volatility across various companies. Jowell Global, Deutz, National Energy Services Reunited, AAON, Varex Imaging, MarineMax, Target Hospitality, and Camtek are all experiencing stock surges. Conversely, Apple, AirSculpt Technologies, and Dole are seeing their stocks fall or dip. More severe declines are reported for Sionna Therapeutics, Tenax Therapeutics, and MoonLake Immunotherapeutics, whose stocks are collapsing or plunging. These movements reflect a wide range of performance trends across different global industries today.