Share this article Share this article LOS ANGELES, April 14, 2021 /PRNewswire/ -- Glancy Prongay & Murray LLP ("GPM"), a leading national shareholder rights law firm, announces that on March 24, 2021, the Honorable Larry Alan Burns of the United States District Court for the Southern District of California issued a ruling denying-in-part defendants' motions to dismiss in Derr v. Ra Medical Systems, Inc. GPM serves as the court-appointed Lead Counsel for a putative class of investors that purchased or otherwise acquired the securities of Ra Medical Systems, Inc. ("Ra Medical" or the "Company...