ATRCAtriCure, Inc.

$55.80+53% 1Y

What is the market doing?

Mixed

No clear lean: nothing decisive, though in an uptrend.

1 good, 2 neutral
TrendUptrendderived · Oct 9, 2026

In an uptrend, above its rising 50- and 200-day averages. Price is +51% vs its 200-day average.

Insider conviction−$3.3M (90 days to Oct 8, 2026)SEC EDGAR · Oct 8, 2026

Insiders were net sellers over the 90 days ending Oct 8, 2026; selling is often routine (taxes, diversification).

Short interest8.7% of sharesFINRA · Sep 15, 2026

Heavily shorted, settled Sep 15, 2026, about a week of normal trading to cover. Up 3.3% since the previous count, up from 7.0% of shares outstanding three months ago.

Against the whole market›

Percentile against every name Ryufin tracks. Higher is better; the tick marks the middle of the market. Context, not one of the checks above.

1-year returnbetter than 83% of the market
vs 200-day avgtop 4% of the market

Where this answer is blind. Insider selling is often routine (taxes, diversification); only cluster buying is a strong tell.

How ATRC is trading

AtriCure, Inc. is +53% over the past year while the S&P 500 is +18%: 35 points ahead of the market.

+53%

1-year return · S&P 500 +18%

vs 200-day average
+51%

vs 200-day average · a clear uptrend

RSI (14)
43

RSI (14) · neutral

Below its 52-week high
8.1%

Below its 52-week high

Sep 18, 2024$25.86 – $60.73 · dashed line: 200-day averageOct 9, 2026
Details›
Last close2026-10-09
$55.80
1 monthS&P 500 +2.7%
+5.3%
1 yearS&P 500 +18%
+53%
5 yearsS&P 500 +88%
−26%
vs 50-day average$50.49
+11%
52-week high
$60.73
52-week low
$25.86
Annualised volatility
49%
Insider buying, net, 6 monthsForms 3/4/5 to 2026-10-08
−$2.7M
Calendar-year price return
YearReturn
2026 (year to date)+41%
2025+29%
2024−14%
2023−20%
2022−36%
2021+25%
2020+71%
2019+6.2%
2018+68%
2017−6.8%
Average return by calendar month, 2016–2026
MonthYearsPositiveAverage
Jan104 of 10+0.91%
Feb106 of 10+1.4%
Mar104 of 10−4.4%
Apr106 of 10+2.9%
May105 of 10+0.19%
Jun108 of 10+4.0%
Jul118 of 11+8.6%
Aug116 of 11+1.7%
Sep114 of 11−1.8%
Oct115 of 11+0.50%
Nov107 of 10+3.6%
Dec106 of 10+3.8%

End-of-day closes from IEX; the S&P 500 comparison uses SPY over the same window. Prices are a reference point, not a basis for trading decisions.