HomeBusinessFactbox-Activist investor Bluebell’s offensive against European giants heats upIllustration shows GSK (GlaxoSmithKline) logo Estimated read time 1 min read Illustration shows GSK (GlaxoSmithKline) logo GSK (GlaxoSmithKline) logo is seen in this illustration, August 10, 2022. REUTERS/Dado Ruvic/Illustration