Core Viewpoint - Amgen's stock has faced a decline of 10.4% over the past three months, largely attributed to macroeconomic uncertainties and trade tensions [1][2]. Group 1: Market Environment - The stock market has experienced volatility due to President Trump's tariffs and China's retaliatory measures, although a recent deal has eased tensions temporarily [2]. - The uncertainty surrounding tariffs continues to impact economic growth, despite pharmaceuticals being exempt from initial tariffs [3]. Group 2: Company Performance - Amgen's revenues grew by 9% year over year in Q1 2025, driven by increased patient demand for innovative medicines [4]. - The company is facing declining revenues from oncology biosimilars and established products like Enbrel, with competitive pressures affecting sales [5]. - Key revenue drivers include older medicines like Prolia and Repatha, as well as new drugs such as Tavneos and Tezspire, alongside rare disease drugs from the acquisition of Horizon Therapeutics [5]. Group 3: Drug Pipeline and Approvals - Amgen is evaluating several drugs for additional indications, which could enhance revenue growth, with Uplizna recently approved for IgG4-related disease [6][7]. - The company has invested significantly in M&A to diversify its pipeline, including the development of MariTide, a novel obesity treatment [8][10]. - Clinical studies for MariTide have shown promising results, and further studies are ongoing [9][10]. Group 4: Biosimilars and Market Strategy - Amgen launched several new biosimilars in 2025, generating substantial sales, including Wezlana and Pavblu, which contributed to a 35% year-over-year increase in biosimilar sales [13][15]. - The company is actively pursuing additional biosimilar approvals to mitigate the impact of upcoming patent expirations for key drugs [15][16]. Group 5: Financial Outlook - Amgen's stock has outperformed the industry and S&P 500, with a year-to-date increase of 7.3% [18]. - The stock is reasonably valued, trading at a price/earnings ratio of 13.12, lower than the industry average [21]. - Earnings estimates for 2025 and 2026 have seen upward revisions, indicating positive market sentiment [24][26]. Group 6: Long-term Growth Potential - The company is expected to maintain long-term revenue growth driven by strong performance from key drugs and innovative medicines [27]. - Despite initial data from MariTide studies being below expectations, it holds potential as a significant product for Amgen [27].

Group 1 - UnitedHealth's stock experienced a significant decline of 10.17%, dropping from $378.75 to $340.25, marking its lowest price since early 2021 [1][7] - The downturn was exacerbated by the resignation of CEO Andrew Witty, who left for 'personal reasons,' and the company's decision to withdraw its 2025 growth forecast [4][5] - UnitedHealth admitted it does not expect to return to growth until 2026, citing higher-than-expected medical costs for new Medicare Advantage beneficiaries and an acceleration in care activity [4] Group 2 - The broader U.S. healthcare sector is under pressure, particularly following President Trump's announcement to significantly lower drug prices, which has affected market sentiment [6][8] - Although UnitedHealth is not directly impacted by the drug pricing plan, the overall sentiment in the healthcare sector remains negative, contributing to the stock's struggles [8]