** Stock drops 15% to the bottom of the European Stoxx .STOXX index, heading for its worst trading day ever
** The lightmaker published full year earnings that missed market expectations along with a disappointing 2026 outlook
** Brokerage Degroof Petercam notes weak demand in Europe and intense pressure from Chinese competitors are weighing heavily on margins
** ING highlights a 17% adjusted EBITA shortfall versus expectations, describing the results as the weakest since the company's IPO in 2016, with a concerning margin drop to 10.0%
** UBS labels the Q4 miss and downgraded FY26 guidance "disappointing," especially in light of recent cost-saving measures, adding that the new forecasts fall materially short of expectations
(Reporting by Leo Marchandon in Gdansk)
((Leo.marchandon@thomsonreuters.com))