Weekly Investing Roundup – News, Podcasts, Interviews (12/26/2025)

This week’s best investing news:Bill Ackman strikes $2.1bn deal for insurer in bid to build ‘modern Berkshire Hathaway’ (FT)Ray Dalio: Why Market Crises Keep Changing the Rules for Investors (Bloomberg)Oakmark’s Bill Nygren discusses how he would grade 2025 (CNBC)5 Key Investing Themes From Warren Buffett’s Early Letters (Morningstar)Top Takeaways from Oaktree’s Quarterly Letters (December) (OakTree)The Reason I’m Bearish on Tech Stocks (Morningstar)GMO – Artificially Inflated (GMO)Concentrate to Get Rich ( ...