AtriCure, Inc. (ATRC:NASDAQ) closed at $58.97 on October 23, 2026, down 0.56% on the day. The stock trades 4.4% below its 52-week high of $61.70 and 132.5% above its 52-week low of $25.36. Over the past year, it gained 57.1%. AtriCure, Inc. is part of the Health Care sector (Medical/Dental Instruments).
In 252 trading sessions since October 23, 2025, ATRC closed higher on 130 days (52%). Its best day was January 15, 2026 (+10.94%) and its worst was February 11, 2026 (-13.10%). The stock moved 10% or more in a single session 2 times.
AtriCure, Inc. provides atrial fibrillation solutions to medical centers in the United States and internationally. The company offers Isolator Synergy and Isolator Synergy Access clamps for the treatment of persistent and long-standing persistent atrial fibrillation concomitant to other open-heart surgical procedures, such as coronary artery bypass grafting and/or valve replacement or repair; COBRA Fusion surgical ablation system to combine bipolar temperature-controlled radio frequency energy control with monopolar energy; and EPi-Sense guided coagulation system used for the temporary cardiac signal sensing and recording during surgery. It also provides SUBTLE cannula, an access device and conduit for the ablation device and endoscope to enable a closed chest endoscopic approach; multifunctional pens that allow surgeons to evaluate cardiac arrhythmias, perform temporary cardiac pacing, sensing, and stimulation and ablate cardiac tissue with the same device; and linear ablation devices, which enable physicians to create an expanded cardiac ablation lesion set. In addition, the company offers cryoICE cryoablation system used to ablate cardiac tissue for the treatment of cardiac arrh...
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