 OVERLAND PARK, Kan.--BUSINESS WIRE--Compass Minerals NYSE: CMP, a leading global provider of essential minerals, will release its first-quarter 2021 financial results Tuesday, May 4, 2021 after the markets close. The companys president and CEO, Kevin Crutchfield, and CFO, Jamie Standen, will discuss these results on a conference call on Wednesday, May 5, at 10 a.m. ET. Access to the conference call will be available at investors.compassminerals.com or by dialing 1-833-900-1533. Callers mus 