暴跌50%！昔日AI芯片明星迈威尔为何遭机构“砍仓”？三大致命伤曝光

Group 1 - The core concern for Marvell Technology (MRVL.O) is the sluggish growth of its Amazon business, primarily due to the slow rollout of Amazon's Trainium chips, which may lead to potential order losses to Taiwan's Alchip [1][2] - The downgrade of the analyst day from an in-person event to an online seminar has raised concerns about the company's visibility in its custom chip business, which is critical for growth from 2026 to 2028 [2] - Long-term risks associated with Marvell's technology roadmap include the potential marginalization of its digital signal processing technology and structural challenges in transitioning to co-packaged optics (CPO), which may limit the valuation premium of its AI business [3] Group 2 - The optical interconnect business, which accounts for 20% of revenue, is expected to benefit from AI demand growth, potentially offsetting issues in the custom accelerator segment [3][4] - There are uncertainties regarding the collaboration with Microsoft's accelerator product line, leaving investors to rely on "perfect execution" for positive outcomes [4] - Melius maintains a target price of $66 for Marvell, but emphasizes that the stock may continue to linger in its current low range [4]