GSK spin-off to create consumer healthcare giant
British drugs giant GlaxoSmithKline on Monday demerges its newly-named consumer healthcare unit Haleon, resulting in what is set to be London's largest new stock market listing in more than a decade.. - 'Landmark London listing - "This will be the largest London stock market listing in a decade, with the new company becoming a big beast with a new skin in the consumer goods world," said Susannah Streeter, senior investment and markets analyst at Hargreaves Lansdown.