DexCom stock jumps in premarket after early Q4 sales and 2026 outlook; what DXCM investors watch next
NEW YORK, Jan 13, 2026, 7:52 AM ET — Premarket DexCom shares climbed roughly 5% in premarket action Tuesday, buoyed by new guidance that thrust the diabetes-device company back into focus as earnings season kicks off. (Streetinsider) DexCom’s preliminary Q4 update offers investors an early glimpse at 2026 revenue growth, following a stretch where talk around guidance hurt the stock…