ManpowerGroup ( MAN ) shares fell on Tuesday after the staffing-services company reported weaker-than-expected revenue for the third quarter. The Milwaukee company's profit soared to $97.7 million, or $1.77 a share, in the latest quarter from $10.3 million, or 18 cents a share, a year earlier. Adjusted earnings totaled $1.93 a share, topping the FactSet analyst consensus of $1.91. Revenue jumped 12% to $5.14 billion in the period from $4.58 billion but trailed the analyst consensus of $5.3 billion. Manpower stock recently traded at $106.15, down 6.2%. The stock climbed 25% year to date through Monday amid a torrid labor market. It has gained 3% in the past six months amid valuation concerns. Manpower's cost of services rose 11% to $4.29 billion, but its gross margin still widened to 16.6% from 15.8%.