Who Owns AtriCure, Inc. (ATRC)?Hedge Fund & Institutional Holders

$29.73+0.20 (+0.67%)HealthcareNASDAQ

Institutional Holders

50

as of Q4 2025

Total Institutional Value

$1.775691400001225e+234T

% of Float Held

Infinity%

QoQ Change in Holders

+12 / -1

Price History

$27.02$30.87$34.71$38.56$42.41Sep 24Jun 25Mar 26

ATRC — Biggest New Institutional Buyers This Quarter

FundActionShares AddedValue Added
NOMURA ASSET MANAGEMENT INTERNATIONAL INC.New Position+2.0M+$80.0M
MASSACHUSETTS FINANCIAL SERVICES CO /MA/New Position+511K+$20.2M
Defilade Capital Management, L.P.New Position+398K+$15.7M
WCM INVESTMENT MANAGEMENT, LLCNew Position+373K+$15.0M
Point72 Asset Management, L.P.New Position+278K+$10.0M
BNP Paribas Asset Management Holding S.A.Increased+192K+$10.0M
NORGES BANKNew Position+214K+$8.0M
Universal- Beteiligungs- und Servicegesellschaft mbHNew Position+193K+$7.6M
GW&K Investment Management, LLCIncreased+91K+$7.3M
ALGERT GLOBAL LLCIncreased+114K+$4.8M
First Eagle Investment Management, LLCNew Position+117K+$4.6M
Bank of New York Mellon CorpNew Position+136K+$4.0M
Allianz Asset Management GmbHNew Position+118K+$4.0M
HighMark Wealth Management LLCNew Position+84K+$3.3M
Susquehanna Portfolio Strategies, LLCNew Position+86K+$3.0M

ATRC — Institutions Reducing or Closing Positions

FundActionShares SoldValue Sold
WELLINGTON MANAGEMENT GROUP LLPDecreased-374K-$151.1B
MACQUARIE GROUP LTDClosed Position-2.3M-$80.7B
Champlain Investment Partners, LLCDecreased-805K-$69.7B
STATE STREET CORPDecreased-22K-$44.5B
Neuberger Berman Group LLCDecreased-105K-$41.9B
BANK OF AMERICA CORP /DE/Decreased-49K-$25.5B
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLCDecreased-24K-$20.9B
Nuveen, LLCDecreased-220K-$19.6B
NORTHERN TRUST CORPDecreased-24K-$16.3B
TWO SIGMA INVESTMENTS, LPDecreased-72K-$15.9B
WASATCH ADVISORS LPDecreased-55K-$14.4B
FMR LLCDecreased-108K-$13.9B
TWO SIGMA ADVISERS, LPDecreased-79K-$12.6B
MILLENNIUM MANAGEMENT LLCDecreased-189K-$12.4B
OSTERWEIS CAPITAL MANAGEMENT INCDecreased-119K-$11.3B

Top Institutional Holders(Q4 2025)

#FundSharesValue% of PortfolioType
1VANGUARD GROUP INC4,488,601$177.6M0.00%Share
2ALLIANCEBERNSTEIN L.P.3,563,582$140.0M0.04%Share
3Hood River Capital Management LLC3,096,611$122.5M1.34%Share
4WELLINGTON MANAGEMENT GROUP LLP2,356,173$93.0M0.02%Share
5BlackRock, Inc.2,067,043$81.0M0.00%Share
6NOMURA ASSET MANAGEMENT INTERNATIONAL INC.2,038,703$80.0M0.12%Share
7BlackRock, Inc.1,401,942$55.0M0.00%Share
8STATE STREET CORP1,242,374$49.0M0.00%Share
9First Light Asset Management, LLC1,175,445$46.5M3.56%Share
10Champlain Investment Partners, LLC1,173,605$46.4M0.47%Share
11GEODE CAPITAL MANAGEMENT, LLC1,031,622$40.0M0.00%Share
12Neuberger Berman Group LLC1,001,056$39.0M0.03%Share
13BNP Paribas Asset Management Holding S.A.958,497$37.0M0.04%Share
14GW&K Investment Management, LLC894,079$35.4M0.31%Share
15WELLINGTON MANAGEMENT GROUP LLP905,069$35.0M0.01%Share
16KENNEDY CAPITAL MANAGEMENT LLC837,326$33.1M0.70%Share
17DIMENSIONAL FUND ADVISORS LP855,689$33.0M0.01%Share
18GOLDMAN SACHS GROUP INC731,875$28.0M0.00%Share
19MARSHALL WACE, LLP638,393$25.0M0.02%Share
20DAFNA Capital Management LLC597,431$23.6M5.49%Share
21MASSACHUSETTS FINANCIAL SERVICES CO /MA/493,062$19.5M0.01%Share
22VOYA INVESTMENT MANAGEMENT LLC483,753$19.0M0.02%Share
23CHARLES SCHWAB INVESTMENT MANAGEMENT INC437,883$17.0M0.00%Share
24Defilade Capital Management, L.P.397,636$15.7M2.13%Share
25NORTHERN TRUST CORP388,517$15.0M0.00%Share
26TWO SIGMA INVESTMENTS, LP380,499$15.0M0.02%Share
27WCM INVESTMENT MANAGEMENT, LLC372,682$15.0M0.03%Share
28Connor, Clark & Lunn Investment Management Ltd.378,496$14.0M0.04%Share
29WASATCH ADVISORS LP353,877$14.0M0.08%Share
30VANGUARD GROUP INC338,704$13.4M0.00%Share
31Nuveen, LLC330,936$13.0M0.00%Share
32WELLINGTON MANAGEMENT GROUP LLP340,181$13.0M0.00%Share
33Grandeur Peak Global Advisors, LLC328,491$13.0M1.75%Share
34RENAISSANCE TECHNOLOGIES LLC321,900$12.0M0.02%Share
35FMR LLC284,823$11.0M0.00%Share
36UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC287,360$11.0M0.00%Share
37Qube Research & Technologies Ltd290,540$11.0M0.01%Share
38ALGERT GLOBAL LLC261,477$10.0M0.16%Share
39BANK OF AMERICA CORP /DE/264,722$10.0M0.00%Share
40TWO SIGMA ADVISERS, LP277,700$10.0M0.02%Share
41Point72 Asset Management, L.P.277,924$10.0M0.01%Share
42UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC234,601$9.0M0.00%Share
43OBERWEIS ASSET MANAGEMENT INC/217,992$8.6M0.32%Share
44NICHOLAS COMPANY, INC.205,505$8.1M0.14%Share
45VOLORIDGE INVESTMENT MANAGEMENT, LLC220,290$8.0M0.03%Share
46RAYMOND JAMES FINANCIAL INC216,735$8.0M0.00%Share
47BANK OF AMERICA CORP /DE/210,647$8.0M0.00%Share
48OSTERWEIS CAPITAL MANAGEMENT INC203,575$8.0M0.34%Share
49PANAGORA ASSET MANAGEMENT INC226,575$8.0M0.03%Share
50NORGES BANK214,016$8.0M0.00%Share

ATRC Institutional Ownership History

QuarterHoldersTotal ValueChange
Q4 2025234$1.8B+63
Q3 2025171$1.6T-4
Q2 2025175$1.2T-44
Q1 2025219$1.6T+13
Q4 2024206$3.6T+37
Q3 2024169$845.7T+5
Q2 2024164$621.8T-27
Q1 2024191$747.9T—

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As of Q4 2025, 50 institutional investors hold ATRC (AtriCure, Inc.). The largest holder is VANGUARD GROUP INC with $177.6M in shares. This quarter, 12 institutions opened new positions and 1 closed their positions.

Frequently Asked Questions

How many hedge funds own ATRC?

As of Q4 2025, 50 institutional investors report holding ATRC (AtriCure, Inc.) in their 13F filings.

Who is the largest institutional holder of ATRC?

The largest institutional holder of ATRC is VANGUARD GROUP INC with $177.6M in shares.

Is institutional ownership of ATRC increasing or decreasing?

This quarter, 12 institutions opened new positions in ATRC and 1 closed their positions.