shares of aon plc aon inched 020 higher to 29189 tuesday on what proved to be an allaround favorable trading session for the stock market with the sp 500 index spx rising 087 to 399173 and the dow jones industrial average djia rising 017 to 3359292 the stocks rise snapped a twoday losing streak aon plc closed 5009 below its 52week high 34198 which the company achieved on april 21st the stock underperformed when compared to some of its competitors tuesday as moodys corp mco rose 175 to 29874 equifax inc efx rose 464 to 20710 and orix corp adr ix rose 025 to 7549 trading volume 613842 remained 215193 below its 50day average volume of 829035 editors note this story was autogenerated by automated insights an automation technology provider using data from dow jones and factset see our market data terms of use