RGEN Repligen Corporation shares rise 46 percent after Q4 2025 EPS beats consensus estimates by 93 percent SDRL Seadrill posts massive Q4 2025 EPS beat sending shares slightly higher as investors cheer results The reasons Amentum AMTM could be underpriced 559 20260505 DexCom Inc DXCM Q1 2026 Earnings Mixed NearTerm Headwinds Mask LongTerm CGM Growth Tailwinds