ROG.SW down 3.74% to CHF337.40 ahead of Jan 29 earnings: 28 Jan 2026 catalysts

ROG.SW stock is trading at CHF337.40 after a -3.74% intraday decline as Roche Holding AG (SIX: ROG.SW) heads into earnings on 29 Jan 2026. Investors are parsing Phase II drug news and diagnostics updates ahead of results. We examine near-term catalysts, key ratios such as EPS 11.74 and PE 29.81, and how these link to today’s price action on the SIX in Switzerland.