 WATSONVILLE, Calif.--BUSINESS WIRE--Granite Construction Incorporated NYSE: GVA will release first quarter 2021 financial results on Friday, May 7, 2021, before the market opens. The Company will host an investor conference call at 8:00 a.m. PT, Friday, May 7, 2021. The Company invites investors to listen to a live audio webcast on its Investor Relations website, investor.graniteconstruction.com. The live call is available by calling 1-866-807-9684; international callers may dial 1-412-317- 