Xeris Biopharma XERS Drops 298 Testing Key Support Near 588 Alignment Healthcare ALHC Holds Steady Near Resistance Zone Nexalin Technology NXL Slides 526 as Stock Tests Key Support at 036 Spire Global SPIR Surges 10 Momentum Builds Above Key Support Level Spok Holdings SPOK Holds Steady at 1058 as Support and Resistance Levels Tighten