IDIA.SW Idorsia Ltd (SIX) down 9.00% to CHF3.54 on 12 Mar 2026: analyst focus

IDIA.SW stock led today’s losers on the SIX, sliding 9.00% to CHF 3.54 at the close on 12 Mar 2026. Volume finished at 2.10M shares, above the 50-day average, signalling heavier selling interest. The drop widened YTD underperformance to -12.93% versus the Swiss healthcare sector’s -3.59% YTD. Traders cited mixed fundamentals, an upcoming earnings date and technical weakness as immediate pressure points for Idorsia Ltd on the Switzerland exchange.