shares of robert half international inc rhi rallied 189 to 7975 monday on what proved to be an allaround positive trading session for the stock market with the sp 500 index spx rising 119 to 401981 and the dow jones industrial average djia rising 076 to 3362956 this was the stocks second consecutive day of gains robert half international inc closed 4602 short of its 52week high 12577 which the company achieved on february 9th the stock outperformed some of its competitors monday as trinet group inc tnet rose 001 to 7611 asgn inc asgn rose 164 to 8900 and manpowergroup man fell 032 to 8844 trading volume 970279 eclipsed its 50day average volume of 790548 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