Buffett Goes Big on Alphabet: Full Breakdown of Berkshire’s Q3 Buys

The latest 13F from Berkshire Hathaway shows a characteristically concentrated — but unusually active — quarter for Warren Buffett. While Berkshire trimmed several long-held positions earlier in 2025, this filing reveals where capital actually flowed in. Much of the activity reflects classic Buffett behavior: doubling down on durable franchises, opportunistic value investing, and selectively adding to high-conviction compounders.Below is a breakdown of the most important net purchases visible in the filing. ...