The Nasdaq Biotechnology Index fell by 1.4%. Among the constituent stocks, 4D Molecular dropped by 13.13%, Zenas Biopharma fell by 11.64%, and Beam decreased by 9.49%. BioCryst Pharma rose by 5.75%, Erasca increased by 15.04%, and Immunitybio Inc. surged by 31.13%Wallstreetcn·Jan 15, 2026 at 11:28 PMERAS-4.40%BCRX-3.47%