AtriCure Inc is an innovator in surgical treatments and therapies for atrial fibrillation (Afib), left atrial appendage (LAA) management, and post-operative pain management, and sells its products to medical centers through its direct sales force and distributors... Show more
AtriCure, Inc. is a Mason, Ohio-based medical device company focused on the surgical treatment of atrial fibrillation (Afib), left atrial appendage (LAA) management, and post-operative pain management. Founded in 1994, the company sells radiofrequency and cryoablation systems used by cardiac and thoracic surgeons during open-heart and minimally invasive procedures.
Its flagship Isolator Synergy Ablation System was the first medical device to receive FDA approval for the treatment of persistent Afib, while its AtriClip Left Atrial Appendage Exclusion System products are the most widely sold LAA management devices globally. The company also markets the cryoICE, cryoSPHERE, and cryoXT cryo nerve block probes for pain relief, as well as the EnCompass clamp and EPi-Sense systems. Afib affects more than 59 million people worldwide, giving AtriCure a large addressable market and a differentiated position in cardiac surgery.
Over the last 30 days, ATRC advanced roughly 26%, moving from a closing price of about $48.17 to approximately $60.77. The climb was broad and consistent, punctuated by a notable surge in trading volume in mid-September as the shares pushed into new 52-week high territory.
The strength extends well beyond the past month. Over the last quarter, the stock has more than doubled, rising from the high-$20s in late June to around $61. This momentum reflects sustained execution and a series of catalysts rather than a single isolated event, though the steep ascent has also raised valuation questions among some analysts.
Several verified developments fueled the recent advance. AtriCure delivered strong second-quarter results, reporting revenue of approximately $153.6 million, up 12.8% year over year, and raised its full-year 2026 revenue guidance to a range of $600 million to $610 million, up from $534 million in 2025.
The Society of Thoracic Surgeons (STS) added concomitant Afib treatment as a quality metric in cardiac surgery, a change management believes will support increased adoption of surgical ablation and appendage management. In late September, AtriCure was added to the S&P 1000 index, a move typically associated with buying from index-tracking funds and a likely contributor to the elevated volume seen around that period.
Analyst commentary has remained supportive, with firms such as Needham and Canaccord Genuity maintaining Buy ratings. The competitive threat from Edwards Lifesciences (EW), which received FDA 510(k) clearance for its ECLIPTIS LAA exclusion system, was viewed by analysts as having minimal near-term impact on AtriCure's dominant AtriClip franchise. Earlier competitive entries from Medtronic (MDT) similarly failed to gain meaningful traction.
The multi-month rally has been driven by a larger narrative of accelerating growth and expanding profitability. AtriCure's pain management franchise has consistently outperformed expectations, led by the cryoSPHERE MAX probe, while the AtriClip FLEX-Mini and PRO-Mini devices have driven share gains in appendage management. The company has also stated it is running ahead of its long-range plan on both revenue and profitability.
Progress on pivotal clinical trials, including the LeAAPS and BoxX-NoAF studies, has reinforced confidence in a meaningfully larger total addressable market. Management has indicated these data catalysts may arrive sooner than originally expected, supporting the stock's re-rating over the quarter.
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Looking ahead, investors will likely monitor several key factors. Upcoming quarterly earnings and any updates to the 2026 revenue and adjusted EBITDA guidance will be closely watched, given the stock's elevated valuation. Clinical data from the LeAAPS and BoxX-NoAF trials represent potential long-term catalysts, as positive readouts could expand the addressable market and support reimbursement.
Competitive dynamics in LAA management, including the phased commercial launch of Edwards' device, and the ongoing headwinds from pulsed field ablation in the minimally invasive ablation business, are also worth tracking. The STS quality metric's evolution toward a star-rating system could provide a durable tailwind. Finally, valuation remains a central debate, as the shares trade at a premium to consensus price targets despite strong operational momentum.
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ATRC saw its Momentum Indicator move below the 0 level on September 30, 2026. This is an indication that the stock could be shifting in to a new downward move. Traders may want to consider selling the stock or exploring put options. Tickeron's A.I.dvisor looked at 80 similar instances where the indicator turned negative. In 70 of the 80 cases, the stock moved further down in the following days. The odds of a decline are at 88%.
The 10-day RSI Indicator for ATRC moved out of overbought territory on September 25, 2026. This could be a bearish sign for the stock. Traders may want to consider selling the stock or buying put options. Tickeron's A.I.dvisor looked at 30 similar instances where the indicator moved out of overbought territory. In 25 of the 30 cases, the stock moved lower in the following days. This puts the odds of a move lower at 83%.
The Moving Average Convergence Divergence Histogram (MACD) for ATRC turned negative on September 25, 2026. This could be a sign that the stock is set to turn lower in the coming weeks. Traders may want to sell the stock or buy put options. Tickeron's A.I.dvisor looked at 45 similar instances when the indicator turned negative. In 36 of the 45 cases the stock turned lower in the days that followed. This puts the odds of success at 80%.
Following a 3-day decline, the stock is projected to fall further. Considering past instances where ATRC declined for three days, the price rose further in 50 of 62 cases within the following month. The odds of a continued downward trend are 83%.
The Stochastic Oscillator demonstrated that the ticker has stayed in the oversold zone for 1 day, which means it's wise to expect a price bounce in the near future.
Following a +3.30% 3-day Advance, the price is estimated to grow further. Considering data from situations where ATRC advanced for three days, in 215 of 303 cases, the price rose further within the following month. The odds of a continued upward trend are 71%.
ATRC may jump back above the lower band and head toward the middle band. Traders may consider buying the stock or exploring call options.
The Aroon Indicator entered an Uptrend today. In 162 of 226 cases where ATRC Aroon's Indicator entered an Uptrend, the price rose further within the following month. The odds of a continued Uptrend are 72%.
The Tickeron PE Growth Rating for this company is 10 (best 1 - 100 worst), pointing to outstanding earnings growth. The PE Growth rating is based on a comparative analysis of stock PE ratio increase over the last 12 months compared against S&P 500 index constituents.
The Tickeron Price Growth Rating for this company is 35 (best 1 - 100 worst), indicating steady price growth. ATRC’s price grows at a higher rate over the last 12 months as compared to S&P 500 index constituents.
The Tickeron Valuation Rating of 84 (best 1 - 100 worst) indicates that the company is slightly overvalued in the industry. This rating compares market capitalization estimated by our proprietary formula with the current market capitalization. This rating is based on the following metrics, as compared to industry averages: P/B Ratio (5.754) is normal, around the industry mean (5.011). P/E Ratio (278.286) is within average values for comparable stocks, (163.451). Projected Growth (PEG Ratio) (0.000) is also within normal values, averaging (4.456). Dividend Yield (0.000) settles around the average of (0.005) among similar stocks. P/S Ratio (4.869) is also within normal values, averaging (56.074).
The Tickeron Seasonality Score of 85 (best 1 - 100 worst) indicates that the company is significantly overvalued in the industry. The Tickeron Seasonality score describes the variance of predictable price changes around the same period every calendar year. These changes can be tied to a specific month, quarter, holiday or vacation period, as well as a meteorological or growing season.
The Tickeron SMR rating for this company is 88 (best 1 - 100 worst), indicating weak sales and an unprofitable business model. SMR (Sales, Margin, Return on Equity) rating is based on comparative analysis of weighted Sales, Income Margin and Return on Equity values compared against S&P 500 index constituents. The weighted SMR value is a proprietary formula developed by Tickeron and represents an overall profitability measure for a stock.
The Tickeron Profit vs. Risk Rating rating for this company is 100 (best 1 - 100 worst), indicating that the returns do not compensate for the risks. ATRC’s unstable profits reported over time resulted in significant Drawdowns within these last five years. A stable profit reduces stock drawdown and volatility. The average Profit vs. Risk Rating rating for the industry is 97, placing this stock worse than average.
The average fundamental analysis ratings, where 1 is best and 100 is worst, are as follows
a manufacturer of surgical and medical instruments
Industry PharmaceuticalsOther