Abbott stock today: ABT rises as Exact Sciences deal filing and Volt AFib device stay in focus
NEW YORK, December 30, 2025, 19:51 ET — After-hours Abbott Laboratories (ABT.N) shares rose 0.97% to $125.78 in Tuesday’s regular session and held steady in after-hours trading. ABT quote The move lands as investors reprice 2026 catalysts for large-cap healthcare,