美股三大指数集体高开，道指涨0.37%，标普500指数涨0.41%，纳斯达克综合指数涨0.34%。Moderna上涨超80%，与默沙东合作的黑色素瘤皮肤癌疫苗在试验中达到主要终点；SK海力士涨4.6%，拟回购并注销40万亿韩元（约合286亿美元）的库存股，标普将其评级调高至“A-”，评级展望为“正向”；迈威尔科技涨11%，与谷歌达成定制芯片协议。（文章来源：第一财经）
Source Link美股三大指数集体高开，道指涨0.37%，标普500指数涨0.41%，纳斯达克综合指数涨0.34%。Moderna上涨超80%，与默沙东合作的黑色素瘤皮肤癌疫苗在试验中达到主要终点；SK海力士涨4.6%，拟回购并注销40万亿韩元（约合286亿美元）的库存股，标普将其评级调高至“A-”，评级展望为“正向”；迈威尔科技涨11%，与谷歌达成定制芯片协议。（文章来源：第一财经）
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