AtriCure (ATRC) Institutional Ownership

$28.84 +0.05 (+0.19%)

As of 11:20 AM Eastern

Current Institutional Ownership Percentage: 99.11%
Number of Institutional Buyers (last 12 months): 144
Total Institutional Inflows (last 12 months): $192.14M

Number of Institutional Sellers (last 12 months): 84
Total Institutional Outflows (last 12 months): $219.08M

Get ATRC Insider Trade Alerts

Want to know when executives and insiders are buying or selling AtriCure stock? Sign up for InsiderTrades.com's daily newsletter to get the latest insider transactions delivered to your inbox daily.

Subscribe Now

SMS is currently available in Australia, Belgium, Canada, France, Germany, Ireland, Italy, New Zealand, the Netherlands, Singapore, South Africa, Spain, Switzerland, the United Kingdom, and the United States. By entering your phone number and clicking the sign-up button, you agree to receive periodic text messages from MarketBeat at the phone number you submitted, including texts that may be sent using an automatic telephone dialing system. Message and data rates may apply. Message frequency will vary. Messages will consist of stock alerts, news stories, and partner advertisements/offers. Consent is not a condition of the purchase of any goods or services. Text HELP for help/customer support. Unsubscribe at any time by replying "STOP" to any text message that you receive from MarketBeat or by visiting our mailing preferences page. Read our full terms of service and privacy policy.

ATRC Institutional Buying and Selling by Quarter

AtriCure Major Shareholders & Ownership History

Export

Reporting Date	Major Shareholder Name	Shares Held	Market Value	% of Portfolio	Quarterly Change in Shares	Ownership in Company
5/19/2026	Bank of America Corp DE	768,561	$21.93M	0.0%	+13.7%	1.518%
5/18/2026	Amundi	225,932	$6.45M	0.0%	-2.1%	0.446%
5/18/2026	California State Teachers Retirement System	59,947	$1.71M	0.0%	+33.3%	0.118%
5/18/2026	Royal Bank of Canada	2,184	$61K	0.0%	-30.5%	0.004%
5/16/2026	Quantinno Capital Management LP	9,726	$277K	0.0%	N/A	0.019%
5/16/2026	First Light Asset Management LLC	729,521	$20.81M	1.9%	-37.9%	1.441%
5/16/2026	Lazard Asset Management LLC	54,015	$1.54M	0.0%	+8.6%	0.107%
5/15/2026	Rice Hall James & Associates LLC	25,210	$719K	0.0%	N/A	0.050%
5/15/2026	Entropy Technologies LP	11,493	$328K	0.0%	+26.5%	0.023%
5/14/2026	Renaissance Technologies LLC	308,700	$8.81M	0.0%	-4.1%	0.610%
Get the Latest News and Ratings for ATRC and Related Stocks Enter your email address below to receive the latest news and analysts' ratings for AtriCure and its competitors with MarketBeat's FREE daily newsletter.
5/14/2026	Arrowstreet Capital Limited Partnership	277,682	$7.92M	0.0%	N/A	0.548%
5/14/2026	Caxton Associates LLP	10,472	$299K	0.0%	+52.1%	0.021%
5/14/2026	Sei Investments Co.	260,788	$7.44M	0.0%	+64.7%	0.515%
5/14/2026	State of Wyoming	3,537	$101K	0.0%	+87.7%	0.007%
5/13/2026	First Trust Advisors LP	189,285	$5.40M	0.0%	+60.7%	0.374%
5/7/2026	WCM Investment Management LLC	359,761	$10.17M	0.0%	-3.5%	0.710%
5/7/2026	Dimensional Fund Advisors LP	997,759	$28.47M	0.0%	+8.2%	1.970%
5/7/2026	Parallel Advisors LLC	3,643	$104K	0.0%	-10.2%	0.007%
5/6/2026	Bessemer Group Inc.	9,570	$273K	0.0%	-71.1%	0.019%
5/5/2026	Bank of New York Mellon Corp	130,650	$3.73M	0.0%	-3.6%	0.258%
5/4/2026	Principal Financial Group Inc.	64,296	$1.83M	0.0%	+45.7%	0.127%
5/2/2026	Diversify Wealth Management LLC	11,631	$318K	0.0%	+27.0%	0.023%
5/2/2026	Valmark Advisers Inc.	13,080	$373K	0.0%	N/A	0.026%
5/1/2026	Fifth Third Bancorp	1,781	$51K	0.0%	N/A	0.004%
4/24/2026	Perkins Capital Management Inc.	26,100	$745K	0.7%	-4.9%	0.052%
4/21/2026	Wasatch Advisors LP	253,931	$7.25M	0.0%	-28.2%	0.502%
4/16/2026	SG Americas Securities LLC	9,627	$275K	0.0%	-74.0%	0.019%
4/16/2026	Diversified Trust Co	40,090	$1.14M	0.0%	+7.1%	0.079%
3/20/2026	Hsbc Holdings PLC	17,224	$686K	0.0%	+13.3%	0.035%
3/17/2026	Rockefeller Capital Management L.P.	3,983	$158K	0.0%	+43.4%	0.008%
2/19/2026	Invesco Ltd.	74,435	$2.95M	0.0%	+7.9%	0.150%
2/18/2026	Mackenzie Financial Corp	13,597	$545K	0.0%	+5.3%	0.027%
2/18/2026	XTX Topco Ltd	11,069	$438K	0.0%	+88.0%	0.022%
2/18/2026	Voloridge Investment Management LLC	220,290	$8.72M	0.0%	-19.5%	0.443%
2/18/2026	Wellington Management Group LLP	3,917,991	$155.00M	0.1%	-8.7%	7.880%
2/18/2026	Susquehanna Portfolio Strategies LLC	86,325	$3.42M	0.1%	N/A	0.174%
2/18/2026	Osterweis Capital Management Inc.	203,575	$8.05M	0.3%	-36.8%	0.409%
2/18/2026	Millennium Management LLC	163,795	$6.48M	0.0%	-53.6%	0.329%
2/18/2026	Man Group plc	17,401	$688K	0.0%	-70.8%	0.035%
2/18/2026	Engineers Gate Manager LP	58,479	$2.31M	0.0%	+104.2%	0.118%
Ticker Revealed: Pre-IPO Access to "Next Elon Musk" Company (Ad) We’ve found The Next Elon Musk… and what we believe to be the next Tesla. It’s already racked up $26 billion in government contracts. Peter Thiel just bet $1 Billion on it. 👉 Unlock the ticker now and get it completely free.
2/17/2026	PDT Partners LLC	21,201	$839K	0.1%	-10.5%	0.043%
2/17/2026	AQR Capital Management LLC	99,956	$3.95M	0.0%	+18.8%	0.201%
2/17/2026	Lazard Asset Management LLC	49,719	$1.97M	0.0%	+6.1%	0.100%
2/17/2026	First Light Asset Management LLC	1,175,445	$46.50M	3.6%	+32.0%	2.364%
2/17/2026	Trexquant Investment LP	77,667	$3.07M	0.0%	+16.8%	0.156%
2/17/2026	Amundi	230,852	$9.13M	0.0%	+5.2%	0.464%
2/17/2026	Jump Financial LLC	16,664	$659K	0.0%	-57.9%	0.034%
2/17/2026	Price T Rowe Associates Inc. MD	50,577	$2.00M	0.0%	+4.4%	0.102%
2/17/2026	Osaic Holdings Inc.	7,184	$284K	0.0%	+195.6%	0.014%
2/17/2026	Adage Capital Partners GP L.L.C.	110,210	$4.36M	0.0%	-37.0%	0.222%
2/17/2026	Russell Investments Group Ltd.	14,864	$588K	0.0%	+83.0%	0.030%
2/17/2026	Kemnay Advisory Services Inc.	2,892	$114K	0.0%	N/A	0.006%
2/17/2026	State of Wisconsin Investment Board	164,199	$6.50M	0.0%	-24.9%	0.330%
2/17/2026	Captrust Financial Advisors	7,944	$314K	0.0%	+7.9%	0.016%
2/17/2026	ExodusPoint Capital Management LP	8,966	$355K	0.0%	N/A	0.018%
2/17/2026	Royal Bank of Canada	3,144	$124K	0.0%	-20.9%	0.006%
2/17/2026	Graham Capital Management L.P.	7,087	$280K	0.0%	-38.3%	0.014%
2/16/2026	Squarepoint Ops LLC	85,803	$3.39M	0.0%	-50.9%	0.173%
2/16/2026	Verition Fund Management LLC	11,301	$447K	0.0%	-36.3%	0.023%
2/16/2026	Panagora Asset Management Inc.	226,575	$8.96M	0.0%	+5.0%	0.456%
2/16/2026	Kennedy Capital Management LLC	837,326	$33.13M	0.7%	+0.0%	1.684%
2/16/2026	Entropy Technologies LP	9,085	$359K	0.0%	N/A	0.018%
2/16/2026	Barclays PLC	92,606	$3.66M	0.0%	+8.3%	0.186%
2/13/2026	Arete Wealth Advisors LLC	5,600	$222K	0.0%	N/A	0.011%
2/13/2026	Marshall Wace LLP	913,453	$36.14M	0.0%	+63.4%	1.837%
2/13/2026	Stifel Financial Corp	11,750	$465K	0.0%	N/A	0.024%
2/13/2026	Neuberger Berman Group LLC	1,086,326	$43.00M	0.0%	-8.8%	2.185%
2/13/2026	Smartleaf Asset Management LLC	1,146	$46K	0.0%	+59.8%	0.002%
2/13/2026	Bridgefront Capital LLC	12,506	$495K	0.1%	N/A	0.025%
2/13/2026	First Trust Advisors LP	117,758	$4.66M	0.0%	-12.8%	0.237%
2/13/2026	OpenArc Corporate Advisory LLC	44,084	$1.74M	0.0%	N/A	0.089%
2/13/2026	Champlain Investment Partners LLC	1,173,605	$46.43M	0.5%	-40.7%	2.360%
2/13/2026	Charles Schwab Investment Management Inc.	437,883	$17.32M	0.0%	+2.3%	0.881%
2/13/2026	State Street Corp	1,242,374	$49.15M	0.0%	-1.7%	2.499%
2/13/2026	Dynamic Technology Lab Private Ltd	13,013	$515K	0.1%	+110.9%	0.026%
2/13/2026	UBS AM a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC	569,723	$22.54M	0.0%	-4.0%	1.146%
2/13/2026	Wells Fargo & Company MN	101,486	$4.02M	0.0%	+23.8%	0.204%
2/12/2026	Wasatch Advisors LP	353,877	$14.00M	0.1%	-13.4%	0.712%
2/12/2026	Jane Street Group LLC	52,620	$2.08M	0.0%	-46.2%	0.106%
2/12/2026	Brooklyn Investment Group	4,994	$202K	0.0%	N/A	0.010%
2/12/2026	Orion Porfolio Solutions LLC	60,138	$2.38M	0.0%	-2.2%	0.121%
2/12/2026	MetLife Investment Management LLC	26,954	$1.07M	0.0%	-4.7%	0.054%
2/12/2026	Renaissance Technologies LLC	321,900	$12.73M	0.0%	+24.4%	0.647%
2/12/2026	Dimensional Fund Advisors LP	921,897	$36.47M	0.0%	+8.4%	1.854%
2/12/2026	EntryPoint Capital LLC	7,101	$281K	0.1%	-38.4%	0.014%
2/12/2026	Ensign Peak Advisors Inc	4,115	$163K	0.0%	-76.0%	0.008%
2/12/2026	Campbell & CO Investment Adviser LLC	23,082	$913K	0.0%	N/A	0.046%
2/12/2026	Knott David M Jr	51,400	$2.03M	0.9%	+7.1%	0.103%
2/12/2026	Swiss National Bank	98,000	$3.88M	0.0%	+2.1%	0.197%
2/12/2026	Nuveen LLC	336,259	$13.30M	0.0%	-39.6%	0.676%
ALERT: Drop these 5 stocks before the market opens tomorrow! (Ad) The Wall Street Journal is already raising the alarm about a potential market crash, and Weiss Ratings research points to the first half of 2026 as a particularly rough stretch for certain holdings. Some of America's most popular stocks could take serious damage as a radical market shift plays out. Analysts at Weiss Ratings have identified five names you may want to remove from your portfolio before this unfolds. If any of these are in your portfolio, now is the time to review your positions. See the 5 stocks to avoid
2/11/2026	Deutsche Bank AG	45,926	$1.82M	0.0%	+2.8%	0.092%
2/11/2026	GW&K Investment Management LLC	952,089	$37.67M	0.3%	+10.6%	1.915%
2/11/2026	Fox Run Management L.L.C.	14,225	$563K	0.1%	N/A	0.029%
2/11/2026	LPL Financial LLC	20,907	$827K	0.0%	+16.2%	0.042%
2/11/2026	Franklin Resources Inc.	52,283	$2.07M	0.0%	+3.6%	0.105%
2/11/2026	JPMorgan Chase & Co.	179,600	$7.11M	0.0%	-20.9%	0.361%
2/11/2026	Parallel Advisors LLC	4,059	$161K	0.0%	-41.5%	0.008%
2/11/2026	State of Wyoming	1,884	$75K	0.0%	N/A	0.004%
2/10/2026	Goldman Sachs Group Inc.	885,062	$35.01M	0.0%	+13.9%	1.780%
2/10/2026	Norges Bank	214,016	$8.47M	0.0%	N/A	0.430%

ATRC Institutional Ownership - Frequently Asked Questions

During the previous two years, 243 institutional investors and hedge funds held shares of AtriCure. The most heavily invested institutionals were Vanguard Group Inc. ($193.99M), Wellington Management Group LLP ($155.00M), Alliancebernstein L.P. ($125.44M), Hood River Capital Management LLC ($100.31M), State Street Corp ($49.15M), Geode Capital Management LLC ($47.14M), and Champlain Investment Partners LLC ($46.43M).Learn more on AtriCure's institutional investors.

99.11% of AtriCure's stock is owned by institutional investors. Learn more on ATRC's institutional investor holdings.

Of the 220 institutional investors that purchased AtriCure's stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: Hood River Capital Management LLC ($1.93M), UBS AM A Distinct Business Unit of UBS Asset Management Americas LLC ($1.39M), First Light Asset Management LLC ($970.61K), Nuveen LLC ($950.60K), Millennium Management LLC ($818.51K), Osterweis Capital Management Inc. ($617.69K), and Jennison Associates LLC ($593.27K).

Institutional investors have bought a total of 5,427,068 shares in the last 24 months. This purchase volume represents approximately $192.14M in transactions.

Of the 84 institutional investors that sold AtriCure's stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: Champlain Investment Partners LLC ($964.36K), First Light Asset Management LLC ($870.28K), UBS AM A Distinct Business Unit of UBS Asset Management Americas LLC ($633.14K), Marshall Wace LLP ($446.08K), Wellington Management Group LLP ($374.10K), Wasatch Advisors LP ($252.89K), and Nuveen LLC ($220.32K).

Institutional investors have sold a total of 6,121,252 shares in the last 24 months. This volume of shares sold represents approximately $219.08M in transactions.

Related Companies

This page (NASDAQ:ATRC) was last updated on 6/15/2026 by MarketBeat.com Staff.

From Our Partners

Get 30 Days of MarketBeat All Access for Free

Start Your 30-Day Trial

In-depth profiles and analysis for 20,000 public companies.
Real-time analyst ratings, insider transactions, earnings data, and more.
Our daily ratings and market update email newsletter.

Sign In
Create Account

Your Email Address:

Your Password:

Forgot your password?

Your Email Address:

Choose a Password:

By creating a free account, you agree to our terms of service. This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

AtriCure (ATRC) Institutional Ownership

ATRC Institutional Buying and Selling by Quarter

AtriCure Major Shareholders & Ownership History

ATRC Institutional Ownership - Frequently Asked Questions

Best-in-Class Portfolio Monitoring

Stock Ideas and Recommendations

Advanced Stock Screeners and Research Tools

About MarketBeat

MarketBeat Products

Popular Tools

Financial Calendars

Terms & Info

AtriCure (ATRC) Institutional Ownership

Institutional Ownership Changes (13F Filings) for AtriCure (NASDAQ:ATRC)

ATRC Institutional Buying and Selling by Quarter

AtriCure Major Shareholders & Ownership History

ATRC Institutional Ownership - Frequently Asked Questions

Who are the largest shareholders of ATRC shares?

What percentage of AtriCure's stock is owned by institutional investors?

Which institutional investors have been buying AtriCure's stock?

How much institutional buying is happening at AtriCure?

Which of AtriCure's major shareholders have been selling company stock?

How much institutional selling is happening at AtriCure?

MarketBeat All Access Features

Best-in-Class Portfolio Monitoring

Stock Ideas and Recommendations

Advanced Stock Screeners and Research Tools