American Express stock is down 14% in 2025 ... it pays to follow proven wisdom -- and few investors have a track record as legendary as Warren Buffett. Since taking over Berkshire Hathaway (NYSE: ...

Instead of charting stocks or "stock picking," Graham advocated for the valuation of underlying companies. He theorized that ...

Buffett's holding company, Berkshire Hathaway, owns roughly $2 billion of Amazon shares. Considering AWS contributed roughly ...