 THE WOODLANDS, Texas, June 24, 2021 PRNewswire -- Newpark Resources, Inc. NYSE: NR announced today that it will release its second quarter 2021 results on Tuesday, August 3, 2021 after the market closes. In conjunction with the release, the Company has scheduled a conference call, which will be broadcast live over the Internet, on Wednesday, August 4, 2021 at 10:00 a.m. 