8月20日，映恩生物-B盘中上涨5.56%，报194.5港元/股，成交额3997.93万港元。
消息面上，瑞银近日首次覆盖映恩生物-B，给予"买入"评级，目标价320港元，较当前股价存在约65%的上行空间。瑞银指出公司现价仅对应0.7倍风险调整后峰值销售比率，远低于同业中位数的1.6倍，估值吸引。该行预计核心管线DB-1311（B7-H3 ADC）峰值销售达383亿元人民币，高于市场共识的286亿元。此外，招商证券、东吴证券、中国银河证券近期亦先后首次覆盖并给予积极评级。
板块方面，生物科技行业今日整体走强，云顶新耀涨46.72%，康希诺生物涨43.96%，康方生物涨7.28%，百济神州涨4.56%，板块情绪活跃。
（以上内容均基于市场公开消息，由程序或算法智能生成，仅作为股价异动提醒，不作为投资建议或交易依据。）
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