Richtech Robotics RR Holds Steady Near Key Support Level Envista Holdings NVST Slips Slightly as Stock Navigates Key Support and Resistance Levels Black Stone Minerals BSM Slips Slightly as Technical Levels Hold Firm Bluerock Acquisition Corp BLRK Holds Steady as Consolidation Continues Near Key Levels Universal Display OLED Rebounds 3 as Tech Sector Finds Footing