Pediatric Services of America Inc $0 Amedisys Inc $111,434,794 Natus Medical Inc $115,653,805 Riverview Bancorp Inc $558,811 Flotek Industries Inc /cn/ $48,922 Pediatric Services of America Inc $0 Amedisys Inc $111,434,794 Natus Medical Inc $115,653,805 Riverview Bancorp Inc $558,811 Flotek Industries Inc /cn/ $48,922