GILD.SW Gilead Sciences SIX up 70.33% pre-market 23 Mar 2026: valuation risk

GILD.SW stock opened pre-market at CHF112.42, up 70.33% from the previous close of CHF66.00 on the SIX exchange in Switzerland. The overnight gap puts Gilead Sciences, Inc. (GILD.SW) among today’s high-volume movers, despite reported on-screen volume showing 0 traded shares in the pre-market snapshot. Traders and analysts will watch liquidity and news flow closely as the move changes near-term valuation comparisons in the Healthcare sector.