Shares of Unum Group (UNM) soar 17.1% premarket after Fitch affirms the insurance firm's senior...

|About: Unum Group (UNM)|By:, SA News Editor

Shares of Unum Group (UNM) soar 17.1% premarket after Fitch affirms the insurance firm's senior debt rating at BBB with a stable outlook. The ratings agency says Unum's investment portfolio is "well-positioned" to weather the credit market after it reduced its credit exposure and improved its interest rate risk management.