- Type / Class
- Equity / Common Stock
- Shares outstanding
- 49,861,516
- Total 13F shares
- 50,269,592
- Share change
- +3,911,586
- Total reported value
- $1,621,969,076
- Put/Call ratio
- 14%
- Price per share
- $32.26
- Number of holders
- 217
- Value change
- +$127,818,413
- Number of buys
- 113
- Number of sells
- 90
Quarterly Holders Quick Answers
What is CUSIP 04963C209?
CUSIP 04963C209 identifies ATRC - AtriCure, Inc. - Common Stock in SEC institutional holdings data.
Need full ownership history?
Open the full security ownership history page.
Next holder-history checks
These links keep the next click tied to holder verification, nearby quarters, or outside-13F ownership context.
- Back to full security ownership history for the broader multi-quarter picture.
- Latest 13F filings for newly reported positions across managers.
- Latest Schedule 13D/13G reports for ownership changes outside the 13F cadence.
- SEC investors directory for manager drilldown.
Explore More Reporting Periods
Jump to adjacent filing periods for faster comparison and easier crawl discovery.
Recent filing periods for CUSIP 04963C209:
Top shareholders of ATRC - AtriCure, Inc. - Common Stock (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.
Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
| Holder | Source | Role / Reporting | Ownership % | Shares | Holdings Value | 12M Net Δ | As of | Details |
|---|---|---|---|---|---|---|---|---|
| VANGUARD GROUP INC |
13F
|
Company |
9.3%
|
4,653,205
|
$142,201,945 | — | 31 Dec 2024 | |
| BlackRock, Inc. |
13F
|
Company |
8.6%
|
4,311,265
|
$131,752,250 | — | 31 Dec 2024 | |
| ALLIANCEBERNSTEIN L.P. |
13F
|
Company |
7.7%
|
3,835,449
|
$117,211,321 | — | 31 Dec 2024 | |
| Hood River Capital Management LLC |
13F
|
Company |
5.9%
|
2,923,731
|
$89,349,219 | — | 31 Dec 2024 | |
| Champlain Investment Partners, LLC |
13F
13D/G
|
Company |
4.4%
from 13D/G
|
2,528,614
|
$77,274,444 | — | 31 Dec 2024 | |
| MACQUARIE GROUP LTD |
13F
|
Company |
4.8%
|
2,375,233
|
$72,587,000 | — | 31 Dec 2024 | |
| First Light Asset Management, LLC |
13F
|
Company |
3.9%
|
1,969,221
|
$60,179,394 | — | 31 Dec 2024 | |
| STATE STREET CORP |
13F
|
Company |
2.7%
|
1,346,819
|
$41,158,789 | — | 31 Dec 2024 | |
| GEODE CAPITAL MANAGEMENT, LLC |
13F
|
Company |
2.3%
|
1,151,049
|
$35,184,625 | — | 31 Dec 2024 | |
| Nuveen Asset Management, LLC |
13F
|
Company |
2.1%
|
1,037,348
|
$31,701,354 | — | 31 Dec 2024 | |
| GW&K Investment Management, LLC |
13F
|
Company |
2%
|
1,000,505
|
$30,575,000 | — | 31 Dec 2024 | |
| FMR LLC |
13F
|
Company |
2%
|
981,516
|
$29,995,142 | — | 31 Dec 2024 | |
| Neuberger Berman Group LLC |
13F
|
Company |
1.9%
|
939,188
|
$28,690,207 | — | 31 Dec 2024 | |
| GOLDMAN SACHS GROUP INC |
13F
|
Company |
1.7%
|
853,712
|
$26,089,440 | — | 31 Dec 2024 | |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC |
13F
|
Company |
1.6%
|
811,370
|
$24,795,467 | — | 31 Dec 2024 | |
| KENNEDY CAPITAL MANAGEMENT LLC |
13F
|
Company |
1.5%
|
752,580
|
$22,998,845 | — | 31 Dec 2024 | |
| DIMENSIONAL FUND ADVISORS LP |
13F
|
Company |
1.4%
|
700,212
|
$21,397,874 | — | 31 Dec 2024 | |
| WELLINGTON MANAGEMENT GROUP LLP |
13F
|
Company |
1.3%
|
654,504
|
$20,001,642 | — | 31 Dec 2024 | |
| DAFNA Capital Management LLC |
13F
|
Company |
1.3%
|
641,673
|
$19,609,527 | — | 31 Dec 2024 | |
| TWO SIGMA ADVISERS, LP |
13F
|
Company |
1.3%
|
639,400
|
$19,540,064 | — | 31 Dec 2024 | |
| MARSHALL WACE, LLP |
13F
|
Company |
1.2%
|
619,166
|
$18,921,713 | — | 31 Dec 2024 | |
| TWO SIGMA INVESTMENTS, LP |
13F
|
Company |
1.2%
|
610,996
|
$18,672,038 | — | 31 Dec 2024 | |
| WASATCH ADVISORS LP |
13F
|
Company |
1.2%
|
607,364
|
$18,561,044 | — | 31 Dec 2024 | |
| BNP Paribas Asset Management Holding S.A. |
13F
|
Company |
1.2%
|
600,806
|
$18,361,000 | — | 31 Dec 2024 | |
| NORTHERN TRUST CORP |
13F
|
Company |
0.97%
|
483,607
|
$14,779,029 | — | 31 Dec 2024 | |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC |
13F
|
Company |
0.8%
|
399,428
|
$12,206,520 | — | 31 Dec 2024 | |
| BANK OF AMERICA CORP /DE/ |
13F
|
Company |
0.78%
|
390,816
|
$11,943,330 | — | 31 Dec 2024 | |
| MORGAN STANLEY |
13F
|
Company |
0.77%
|
383,363
|
$11,715,575 | — | 31 Dec 2024 | |
| JPMORGAN CHASE & CO |
13F
|
Company |
0.73%
|
365,183
|
$11,159,993 | — | 31 Dec 2024 | |
| MILLENNIUM MANAGEMENT LLC |
13F
|
Company |
0.7%
|
347,836
|
$10,629,868 | — | 31 Dec 2024 | |
| ADAGE CAPITAL PARTNERS GP, L.L.C. |
13F
|
Company |
0.6%
|
300,000
|
$9,168,000 | — | 31 Dec 2024 | |
| Amundi |
13F
|
Individual |
0.54%
|
270,455
|
$9,103,515 | — | 31 Dec 2024 | |
| VOLORIDGE INVESTMENT MANAGEMENT, LLC |
13F
|
Company |
0.52%
|
260,412
|
$7,958,191 | — | 31 Dec 2024 | |
| Bank of New York Mellon Corp |
13F
|
Company |
0.52%
|
258,272
|
$7,892,781 | — | 31 Dec 2024 | |
| Grandeur Peak Global Advisors, LLC |
13F
|
Company |
0.49%
|
242,791
|
$7,419,693 | — | 31 Dec 2024 | |
| STATE OF WISCONSIN INVESTMENT BOARD |
13F
|
Company |
0.44%
|
220,588
|
$6,741,169 | — | 31 Dec 2024 | |
| Divisadero Street Capital Management, LP |
13F
|
Company |
0.43%
|
212,982
|
$6,508,730 | — | 31 Dec 2024 | |
| PANAGORA ASSET MANAGEMENT INC |
13F
|
Company |
0.41%
|
206,867
|
$6,321,856 | — | 31 Dec 2024 | |
| CITADEL ADVISORS LLC |
13F
|
Company |
0.39%
|
194,982
|
$5,958,649 | — | 31 Dec 2024 | |
| WCM INVESTMENT MANAGEMENT, LLC |
13F
|
Company |
0.38%
|
191,801
|
$5,801,980 | — | 31 Dec 2024 | |
| Connor, Clark & Lunn Investment Management Ltd. |
13F
|
Company |
0.36%
|
181,722
|
$5,553,424 | — | 31 Dec 2024 | |
| NICHOLAS COMPANY, INC. |
13F
|
Company |
0.36%
|
177,500
|
$5,424,400 | — | 31 Dec 2024 | |
| RENAISSANCE TECHNOLOGIES LLC |
13F
|
Company |
0.33%
|
163,900
|
$5,008,784 | — | 31 Dec 2024 | |
| Russell Investments Group, Ltd. |
13F
|
Company |
0.31%
|
156,649
|
$4,787,190 | — | 31 Dec 2024 | |
| OBERWEIS ASSET MANAGEMENT INC/ |
13F
|
Company |
0.3%
|
151,500
|
$4,629,840 | — | 31 Dec 2024 | |
| UBS Group AG |
13F
|
Company |
0.29%
|
144,180
|
$4,406,141 | — | 31 Dec 2024 | |
| Mark R. Lanning |
3/4/5
|
Director |
—
class O/S missing
|
142,686
|
$4,329,093 | — | 05 May 2021 | |
| Assenagon Asset Management S.A. |
13F
|
Company |
0.28%
|
139,101
|
$4,250,927 | — | 31 Dec 2024 | |
| RAYMOND JAMES FINANCIAL INC |
13F
|
Company |
0.24%
|
121,591
|
$3,715,820 | — | 31 Dec 2024 | |
| NORGES BANK |
13F
|
Company |
0.22%
|
111,947
|
$3,421,100 | — | 31 Dec 2024 |
Institutional Holders of AtriCure, Inc. - Common Stock (ATRC) as of Q1 2025
As of 31 Mar 2025,
AtriCure, Inc. - Common Stock (ATRC) was held by
217 institutional
shareholders
that filed Form 13F with the SEC.
Together, they reported ownership of
50,269,592 shares.
The largest 10 holders included
VANGUARD GROUP INC, BlackRock, Inc., ALLIANCEBERNSTEIN L.P., Hood River Capital Management LLC, MACQUARIE GROUP LTD, UBS AM, A DISTINCT BUSINESS UNIT OF UBS ASSET MANAGEMENT AMERICAS LLC, Champlain Investment Partners, LLC, First Light Asset Management, LLC, STATE STREET CORP, and NEUBERGER BERMAN GROUP LLC.
This page lists
217
institutional shareholders reporting positions in this security
for the Q1 2025 filing period.
| Investor | Option | Weight % | Change % | Value $ | * Price | Shares | Share Change | Activity | Report Period |
|---|
Compare Q1 2025 vs Q4 2024 Across Filers
Q4 2024 holders
209
Q1 2025 holders
217
Holder diff
8
| Investor | Q4 2024 Shares | Q1 2025 Shares | Share Diff | Share Chg % | Q4 2024 Value $ | Q1 2025 Value $ | Value Diff $ | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend
* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.
An asterisk sign (*) next to the price indicates that the price is likely invalid.