Buffett Buys Chubb: Why You May Want To Follow The Oracle of Omaha Into His New Insurance Holding

Buffett buys into the industry's premier brand riding a strong insurance market. Over the past two quarters, Warren Buffett's Berkshire Hathaway (BRK.A 0.68%) (BRK.B 0.93%) has been buying a "secret stock" -- secret in the sense that a major investment fund can request the SEC withhold the name of a new buy in a fund's 13F quarterly report, since disclosing the position could reveal an ongoing buying program, and therefore influence the price. But this week, it was finally disclosed Berkshire's "secret" buy ...