上游生物第一季度每股收益$（0.51）低于$（0.49）估计，销售额566，00，00，00，00，00，00，00，000美元估计

Upstream Bio (NASDAQ: UPB) reported quarterly losses of $(0.51) per share which missed the analyst consensus estimate of $(0.49) by 4.08 percent. The company reported quarterly sales of $566.00 thousand which beat the analyst consensus estimate of $327.50 thousand by 72.82 percent.