YSN key data
secunet Security Networks AG (DB: YSN). Last close €235.00 (as of 2026-10-21); 52-week range €158.00 to €268.00. ORTEX data as of 2026-10-19: short interest is 1.14% of free float, 179.1 days to cover and the average cost to borrow is 2.17%.