Solaria Energía y Medio Ambiente, S.A. (WBAG: SLR). Last close €14.48 (as of 2026-10-21); 52-week range €14.48 to €25.58. ORTEX data as of 2026-10-19: short interest is 0.16% of free float, 119.5 days to cover and the average cost to borrow is 0.65%.