Why Chubb caught Warren Buffett's eye

When investors got wind of the news that Warren Buffett’s Berkshire Hathaway added Chubb to its portfolio in May, the insurer became a new celebrity stock. The $6.72 billion stake of 25.9 million shares sent shares to an all-time high, and it's currently trading just below that level. Buffett, known for buying companies for the long haul, puts Chubb in the ninth-largest position among his other marquee holdings, which include Coca-Cola, Apple and American Express.While Buffett doesn&r