AtriCure, Inc.
ATRC- Exchange
- Nasdaq
- Industry
- Surgical & Medical Instruments & Apparatus
- SEC CIK
- 0001323885
In the last 90 days, AtriCure, Inc. insiders filed 0 open-market purchases and 10 sales; 251 institutions reported holding it in 13F filings for Q2 2026, worth $1.47B in total; no superinvestor holds it.
13F holders, Q1 2025
Institutional positions in AtriCure, Inc. as of Mar 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 221
- +10 vs. Q4 2024
- Shares held
- 50.3M
- +4.91M (+10.8%) vs. Q4 2024
- Total value
- $1.62B
- +$235.0M (+16.9%) vs. Q4 2024
- New holders
- 38
- 77 more added
- Sold out
- 28
- 64 more reduced
2 institutions that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2024: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting ATRC on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 251 | $1.47B |
| Q1 2026 | 224 | $1.46B |
| Q4 2025 | 234 | $1.93B |
| Q3 2025 | 223 | $1.70B |
| Q2 2025 | 202 | $1.60B |
| Q1 2025 | 221 | $1.62B |
| Q4 2024 | 213 | $1.42B |
| Q3 2024 | 202 | $1.39B |
| Q2 2024 | 198 | $1.16B |
| Q1 2024 | 224 | $1.51B |
| Q4 2023 | 233 | $1.68B |
| Q3 2023 | 231 | $1.99B |
| Q2 2023 | 224 | $2.22B |
| Q1 2023 | 225 | $1.86B |
| Q4 2022 | 212 | $2.02B |
| Q3 2022 | 214 | $1.75B |
| Q2 2022 | 215 | $1.82B |
| Q1 2022 | 218 | $2.89B |
| Q4 2021 | 217 | $3.07B |
| Q3 2021 | 214 | $3.02B |
| Q2 2021 | 212 | $3.51B |
| Q1 2021 | 191 | $2.92B |
Institutions, Q1 2025
Shares, value and share of portfolio for each institution holding AtriCure, Inc.; share changes are against Q4 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Two Sigma Advisers, LP | 658,300 | $21.2M | 0.05% | +18,900+3.0% | Added |
| Two Sigma Investments, LP | 667,925 | $21.5M | 0.05% | +56,929+9.3% | Added |
| Wellington Management Group LLP | 702,055 | $22.6M | 0.00% | +47,551+7.3% | Added |
| Dimensional Fund Advisors LP | 711,044 | $22.9M | 0.01% | +10,832+1.5% | Added |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 747,806 | $24.1M | 0.06% | +147,000+24.5% | Added |
| Goldman Sachs Group Inc | 862,668 | $27.8M | 0.01% | +8,956+1.0% | Added |
| Nuveen, LLC | 950,603 | $30.7M | 0.01% | +950,603 | New |
| GW&K Investment Management, LLC | 981,523 | $31.7M | 0.29% | −18,982−1.9% | Reduced |
| FMR LLC | 992,958 | $32.0M | 0.00% | +11,442+1.2% | Added |
| Marshall Wace, LLP | 994,093 | $32.1M | 0.04% | +374,927+60.6% | Added |
| Geode Capital Management, LLC | 1,167,160 | $37.7M | 0.00% | +16,111+1.4% | Added |
| Neuberger Berman Group LLC | 1,186,065 | $38.4M | 0.03% | +246,877+26.3% | Added |
| State Street Corp | 1,278,294 | $41.2M | 0.00% | −68,525−5.1% | Reduced |
| First Light Asset Management, LLC | 1,314,718 | $42.4M | 4.84% | −654,503−33.2% | Reduced |
| Champlain Investment Partners, LLC | 2,137,963 | $69.0M | 0.50% | −390,651−15.4% | Reduced |
| UBS Asset Management Americas Inc | 2,196,914 | $70.9M | 0.02% | +1,385,544+170.8% | Added |
| Macquarie Group Ltd | 2,436,837 | $78.6M | 0.10% | +61,604+2.6% | Added |
| Hood River Capital Management LLC | 2,999,207 | $96.8M | 1.65% | +75,476+2.6% | Added |
| Alliancebernstein L.P. | 3,676,849 | $118.6M | 0.04% | −158,600−4.1% | Reduced |
| BlackRock, Inc. | 4,224,286 | $136.3M | 0.00% | −86,979−2.0% | Reduced |
| Vanguard Group Inc | 4,714,371 | $152.1M | 0.00% | +61,166+1.3% | Added |
| Grandeur Peak Global Advisors, LLC | 0 | $0 | 0.00% | −242,791−100.0% | Sold out |
| Emerald Advisers, LLC | 0 | $0 | 0.00% | −89,098−100.0% | Sold out |
| Balyasny Asset Management LLC | 0 | $0 | 0.00% | −76,190−100.0% | Sold out |
| Dynamic Technology Lab Private Ltd | 0 | $0 | 0.00% | −32,330−100.0% | Sold out |
| Healthcare of Ontario Pension Plan Trust Fund | 0 | $0 | 0.00% | −30,000−100.0% | Sold out |
| G2 Investment Partners Management LLC | 0 | $0 | 0.00% | −29,691−100.0% | Sold out |
| Jump Financial, LLC | 0 | $0 | 0.00% | −28,878−100.0% | Sold out |
| Decheng Capital LLC | 0 | $0 | 0.00% | −26,797−100.0% | Sold out |
| Arrowstreet Capital, Limited Partnership | 0 | $0 | 0.00% | −26,693−100.0% | Sold out |
| Royce & Associates LP | 0 | $0 | 0.00% | −24,482−100.0% | Sold out |
| Aquatic Capital Management LLC | 0 | $0 | 0.00% | −23,102−100.0% | Sold out |
| Emerald Mutual Fund Advisers Trust | 0 | $0 | 0.00% | −19,408−100.0% | Sold out |
| Alberta Investment Management Corp | 0 | $0 | 0.00% | −17,603−100.0% | Sold out |
| Bryce Point Capital, LLC | 0 | $0 | 0.00% | −16,760−100.0% | Sold out |
| Centiva Capital, LP | 0 | $0 | 0.00% | −16,687−100.0% | Sold out |
| LMR Partners LLP | 0 | $0 | 0.00% | −16,313−100.0% | Sold out |
| Y-Intercept (Hong Kong) Ltd | 0 | $0 | 0.00% | −14,997−100.0% | Sold out |
| Brown Advisory Inc | 0 | $0 | 0.00% | −11,436−100.0% | Sold out |
| Sherbrooke Park Advisers LLC | 0 | $0 | 0.00% | −10,792−100.0% | Sold out |
| QRG Capital Management, Inc. | 0 | $0 | 0.00% | −9,674−100.0% | Sold out |
| Boothbay Fund Management, LLC | 0 | $0 | 0.00% | −7,545−100.0% | Sold out |
| MML Investors Services, LLC | 0 | $0 | 0.00% | −7,402−100.0% | Sold out |
| Silver Oak Securities, Inc | 0 | $0 | 0.00% | −7,278−100.0% | Sold out |
| Cowa, LLC | 0 | $0 | 0.00% | −7,097−100.0% | Sold out |
| M&T Bank Corp | 0 | $0 | 0.00% | −6,799−100.0% | Sold out |
| R Squared Ltd | 0 | $0 | 0.00% | −2,920−100.0% | Sold out |
| Venturi Wealth Management, LLC | 0 | $0 | 0.00% | −2,257−100.0% | Sold out |
| Bell Investment Advisors, Inc | 0 | $0 | 0.00% | −29−100.0% | Sold out |
| Nuveen Asset Management, LLC | – | – | – | – | Not filed |
| AlphaCentric Advisors LLC | – | – | – | – | Not filed |