The Motley Fool·2025-11-16 14:00Core Viewpoint - Warren Buffett, the legendary investor, is set to retire as CEO of Berkshire Hathaway, marking the end of a significant investment career, with Berkshire's performance having outpaced the S&P 500 historically, though returns have recently converged sharply [1] Apple - Berkshire Hathaway's investment in Apple, initiated in early 2016, is now valued at $77 billion, constituting 24% of its portfolio [3] - Apple has lagged in generative AI, recently agreeing to pay Google $1 billion annually for its large language model technology to enhance Siri, highlighting its struggle to keep pace with competitors [5] - In the current fiscal year, Apple has spent only $14 billion on capital expenditures, significantly less than Microsoft and Meta Platforms, which spent $94 billion and $70 billion respectively [6] - Apple's leadership appears more focused on short-term stock price returns, planning a $100 billion stock repurchase, rather than investing in innovation for future growth [7] Sirius XM - Berkshire Hathaway owns over 35% of Sirius XM, which has seen its shares decline by 64% over the past five years due to disruption in the radio industry [8][9] - Despite being a monopoly in satellite radio, Sirius XM faces significant competition from new in-car entertainment options, leading to its declining relevance [10] - The company's third-quarter revenue fell approximately 1% year-over-year, with adjusted EBITDA decreasing by 2% to $676 million, indicating challenges in maintaining growth and long-term viability [11]