Valmont Industries, Inc. Provided earnings guidance for the second quarter of 2021 and reaffirmed earnings guidance for the full year 2021. For the second quarter of 2021, the company net sales are estimated to be $805.0 million to $830.0 million. For the full year, the company net sales are estimated to increase 9.0% to 14.0% vs. prior year. Diluted Earnings per Share estimated to be $9.00 to $9.70.