Down 21% on 13 Feb 2026: LECN.SW Leclanché (SIX) at CHF0.11, watch CHF0.09 support

The LECN.SW stock plunged 21.05% in today’s SIX close on 13 Feb 2026, finishing at CHF0.1125. Trading volume surged to 1,632,628 shares, over 16 times average, signaling heavy selling pressure. Investors reacted to stretched valuation metrics and weak cash metrics. This article breaks down price action, key ratios, Meyka AI grade and forecasts, and the levels traders should watch on the Switzerland market in CHF.