Shares of Chubb (CB) rose in after-hours trading after the company said second-quarter earnings rose 40% to easily beat analysts' estimates and guided results higher for the full year.The company said after the bell Tuesday that second-quarter earnings rose to $356.1 million, or $1.85 a share, from $252.1 million, or $1.45 a share, in the same period last year. After closing up 55 cents to $64.58, shares of Chubb recently jumped $1.40, or 2.17%, in after-hours trading to $66.05 on the news. On an adjusted basis, excluding investment gains and losses realized after tax over this quarter and the same period last year, earnings rose to $341 million, or $1.77 a share, from $236.6 million, or $1.37 a share, last year. Revenue rose 12% to $2.93 billion from $2.62 billion, as net premiums written at the company's commercial insurance unit rose 14%. Analysts had forecast earnings per share of $1.58 on an adjusted basis and revenue of $2.94 billion, according to Thomson First Call. Chubb Chairman, President and Chief Executive John D. Finnegan said the results reflected "strong premium growth, favorable loss experience and successful expense control initiatives." Due to the strong results, the company raised its full-year earnings expectations to $6.80 to $7.20 a share, from its original guidance of $5.90 to $6.30 a share. Analysts had expected full-year EPS of $6.42 and revenue of $12.44 billion. Chubb's shares moved more than 2% higher after closing up 55 cents to $64.58 in the regular Tuesday session.