Key TakeawaysThe Travelers Companies shares surged to a record high Thursday after the insurer reported better-than-expected profits for the third quarter.Higher premiums across all segments and increased investment income helped drive strong bottom-line growth, despite an uptick in catastrophe losses.Travelers also reported an improvement in its overall combined ratio, a key gauge of profitability for insurance companies. Shares of The Travelers Companies (TRV) jumped more than 7% to close at a record high ...