Yahoo Finance·2026-01-11 19:35分组1: Berkshire Hathaway - Berkshire Hathaway has a strong balance sheet and its core insurance business remains stable despite challenges from California wildfires [1] - Greg Abel took over leadership on January 1, managing $670 billion in investable assets and numerous subsidiaries [2] - The stock price has stagnated since Buffett's retirement announcement, but the company continues to generate strong cash flow and grow its assets [8] 分组2: Gates Foundation - The Gates Foundation receives annual donations from Warren Buffett, including a recent donation of 9.4 million Class B shares of Berkshire Hathaway [4] - The foundation's trust holds a portfolio worth approximately $38 billion, with 59% invested in three major companies [5] - Bill Gates aims to give away nearly all his wealth through the foundation over the next 20 years [6][7] 分组3: WM (Waste Management) - WM operates a solid waste collection and disposal business with a competitive moat due to regulatory barriers for new landfills [10] - The company has shown strong revenue growth and improved operating margins, even amidst challenges in the recycling market [11] - WM trades at an attractive valuation with an enterprise value to EBITDA ratio of less than 14, making it a solid investment option [12] 分组4: Canadian National Railway - Canadian National Railway has a wide competitive moat and geographic advantages, operating tracks from coast to coast in Canada and into the U.S. [13][14] - The company has managed to offset declines in certain freight categories with increases in others, although overall volume growth has been modest [15] - With an enterprise value to EBITDA ratio of less than 12, Canadian National Railway is considered a good long-term value stock [18]