April 1, 2021 TEMPE, Ariz. â April 1, 2021 â Economic activity in the manufacturing sector grew in March, with the overall economy notching a 10th consecutive month of growth, say the nation’s supply executives in the latest Manufacturing ISM® Report On Business®. The report was issued today by Timothy R. Fiore, CPSM, C.P.M., Chair of the Institute for Supply Management® (ISM®) Manufacturing Business Survey Committee: “The March Manufacturing PMI® registered 64.7 percent, an increase of 3.9 percentage points from the February reading of 60.8 perc...