
What smart money is saying about AtriCure, Inc.
2 funds in our archive have pitched AtriCure, Inc., most recently Riverwater Partners Small Cap Strategy in September 2026.
AtriCure, Inc. creates, produces, and markets medical devices for the surgical treatment of cardiac tissue and intercostal nerves. Its market reach spans the United States, Europe, Asia, and other international territories. The company's product line features various ablation technologies. These include Isolator Synergy Clamps, which are single-use radiofrequency products. Its multifunctional pens, such as the MAX Pen, uniquely enable surgeons to evaluate cardiac arrhythmias, conduct temporary pacing, sensing, and stimulation, and perform tissue ablation with a single device. The Coolrail device facilitates the creation of longer linear ablation lines. For varying lengths of linear ablations, the CryoICE Cryoablation System is available. Furthermore, the EPi-Sense Guided Coagulation System is a single-use solution for the treatment of symptomatic, drug-refractory, and long-standing persistent atrial fibrillation. AtriCure also provides systems for cardiac appendage management and soft-tissue closure. The AtriClip System is an implantable device accompanied by a disposable applier, while the LARIAT System offers a suture-based solution for soft-tissue closure, compatible with various anatomical shapes. Additionally, AtriCure offers supplementary surgical tools including Lumitip Dissectors, designed to separate tissues for optimal access, Glidepath guides for precise clamp placement, and Subtle Cannulas facilitating access for EPi-Sense catheters. A suite of reusable cardiac surgery instruments, crucial for procedures involving heart valve repair or replacement, is also available. The company distributes its offerings through a combination of independent distributors and direct sales personnel. Founded in 2000, AtriCure maintains its headquarters in Mason, Ohio.
Get an email when a fund buys, sells or pitches it
Position history
Between Q2 2025 and Q3 2026, 1 fund letter reported a position in AtriCure, Inc., with 1 sell (trimmed or exited).
| Quarter | Letters | Bought | Sold | Theses |
|---|---|---|---|---|
| Q3 2026 | 1 | 0 | 1 | 1 |
| Q2 2025 | 0 | 0 | 0 | 1 |
Bought and Sold count moves: the same sentence published by several funds of one house in a quarter counts once.
Fund activity · 1 position · 1 move
- September 2026
“AtriCure (ATRC) was our top contributor, with shares roughly doubling during the quarter. The company has continued to deliver on its strategic objectives: growing its core cardiac ablation franchise, expanding the addressable market for ablation, and SMALL CAP STRATEGY Q3 2026 Quarterly Commentary By Nathan Fredrick, CFA QUARTERLY COMMENTARY | As of September 30, 2026 www.riverwaterpartners.com 2 building its newer pain management business, all while free cash flow has improved every quarter since we first purchased shares in early 2025. Despite this steady execution, the stock had languished alongside medical technology peers for much of the past year, weighed down by worries over new competitive entrants in left atrial appendage management. When the market rotated back toward profitable, growing med tech companies this quarter, AtriCure's fundamentals were rewarded, a move amplified by its pending addition to the S&P SmallCap 600. We trimmed the position on this strength as it grew to more than 5% of the portfolio, but we continue to view the business as solid and the stock as attractively valued relative to larger peers.”
AtriCure, Inc.
Fund coverage · 2 theses
- Riverwater Partners Small Cap StrategySeptember 2026
AtriCure is a profitable, growing cardiac ablation and pain management med tech company with steadily improving free cash flow, and its stock remains attractively valued relative to larger peers.
Read the full thesis - Riverwater Small Cap StrategyJune 2025
AtriCure Inc. (ATRC) is a leading innovator in treatments for atrial fibrillation and pain management, expecting 14-16% annual revenue growth despite recent challenges due to competing procedures.
Read the full thesis
Read every full thesis on AtriCure, Inc.
Read all 2 theses in full, with each fund's reasoning, and get unlimited access to the archive.
View plans→