新浪财经ESG：艾伯维 MSCI（明晟）ESG评级调升至AA

Group 1 - The core viewpoint of the article is that AbbVie (ABBV.US) has had its MSCI ESG rating upgraded from A to AA as of August 27, 2025 [1] Group 2 - The upgrade in ESG rating reflects an improvement in AbbVie's environmental, social, and governance practices [1] - The MSCI ESG rating is a widely recognized benchmark for assessing the sustainability and ethical impact of companies [1] - This rating change may enhance AbbVie's attractiveness to socially responsible investors [1]