The IHS Markit's PMI fell to 52.0 in June, down from 52.7 in May as new order growth eased for the fifth month running.
Alternatively, ISM manufacturing for June came in higher than anticipated 57.8, beating expectations of 54.9. Construction spending was forecast to have grown 0.2 percentage points in May, after falling by 1.4 percentage points in April.
"I guess the truth lies somewhere in the middle," wrote Peter Boockvar, chief market analyst at The Lindsey Group . "It is quite bizarre reading these two press releases and it seems like they measured two different countries."
In oil markets, prices traded mixed after the first decline in U.S. drilling activity in months, though reports of rising OPEC output last month appeared to limit gains.
Brent crude finished the day at $49.38 a barrel on Monday, up 1.25 percent, while U.S. crude also finished higher at $46.76 a barrel, up 1.56 percent.
In the stock market, the Dow Jones industrial average hit a record high after surging nearly 200 points, with Goldman Sachs contributing the most gains.