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, Q2 2025
Institutional positions in AtriCure, Inc. as of Jun 30, 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
- 202
- −17 vs. Q1 2025
- Shares held
- 48.9M
- −1.37M (−2.7%) vs. Q1 2025
- Total value
- $1.60B
- −$19.9M (−1.2%) vs. Q1 2025
- New holders
- 17
- 78 more added
- Sold out
- 34
- 73 more reduced
2 institutions that held it in Q1 2025 haven't filed for Q2 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2025: 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, Q2 2025
Shares, value and share of portfolio for each institution holding AtriCure, Inc.; share changes are against Q1 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vanguard Group Inc | 4,906,218 | $160.8M | 0.00% | +191,847+4.1% | Added |
| BlackRock, Inc. | 4,022,468 | $131.8M | 0.00% | −201,818−4.8% | Reduced |
| Wellington Management Group LLP | 3,969,269 | $130.1M | 0.02% | +3,267,214+465.4% | Added |
| Alliancebernstein L.P. | 3,573,649 | $117.1M | 0.04% | −103,200−2.8% | Reduced |
| Hood River Capital Management LLC | 3,061,059 | $100.3M | 1.40% | +61,852+2.1% | Added |
| Macquarie Group Ltd | 2,503,205 | $82.0M | 0.10% | +66,368+2.7% | Added |
| Champlain Investment Partners, LLC | 2,016,754 | $66.1M | 0.46% | −121,209−5.7% | Reduced |
| State Street Corp | 1,273,736 | $41.7M | 0.00% | −4,558−0.4% | Reduced |
| UBS Asset Management Americas Inc | 1,202,867 | $39.4M | 0.01% | −994,047−45.2% | Reduced |
| Neuberger Berman Group LLC | 1,189,739 | $39.0M | 0.03% | +3,674+0.3% | Added |
| Geode Capital Management, LLC | 1,181,737 | $38.7M | 0.00% | +14,577+1.2% | Added |
| First Light Asset Management, LLC | 1,015,170 | $33.3M | 4.31% | −299,548−22.8% | Reduced |
| GW&K Investment Management, LLC | 1,008,340 | $33.0M | 0.30% | +26,817+2.7% | Added |
| Marshall Wace, LLP | 1,005,248 | $32.9M | 0.04% | +11,155+1.1% | Added |
| Nuveen, LLC | 938,230 | $30.7M | 0.01% | −12,373−1.3% | Reduced |
| Dimensional Fund Advisors LP | 820,108 | $26.9M | 0.01% | +109,064+15.3% | Added |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 755,537 | $24.8M | 0.06% | +7,731+1.0% | Added |
| Goldman Sachs Group Inc | 745,029 | $24.4M | 0.00% | −117,639−13.6% | Reduced |
| Voya Investment Management LLC | 710,400 | $23.3M | 0.02% | +697,571+5,437.5% | Added |
| Bank of America Corp | 710,173 | $23.3M | 0.00% | +96,313+15.7% | Added |
| Kennedy Capital Management, Inc. | 614,387 | $20.1M | 0.48% | −17,741−2.8% | Reduced |
| DAFNA Capital Management LLC | 592,273 | $19.4M | 5.36% | 00.0% | Unchanged |
| Wasatch Advisors Inc | 506,822 | $16.6M | 0.09% | +15,250+3.1% | Added |
| Northern Trust Corp | 465,260 | $15.2M | 0.00% | −941−0.2% | Reduced |
| Two Sigma Advisers, LP | 451,100 | $14.8M | 0.03% | −207,200−31.5% | Reduced |
| Two Sigma Investments, LP | 411,913 | $13.5M | 0.02% | −256,012−38.3% | Reduced |
| Charles Schwab Investment Management Inc | 407,422 | $13.4M | 0.00% | +14,561+3.7% | Added |
| Renaissance Technologies LLC | 377,700 | $12.4M | 0.02% | +69,800+22.7% | Added |
| Millennium Management LLC | 360,065 | $11.8M | 0.01% | −263,258−42.2% | Reduced |
| WCM Investment Management, LLC | 327,498 | $10.6M | 0.02% | +134,146+69.4% | Added |
| Osterweis Capital Management Inc | 315,530 | $10.3M | 0.49% | +19,925+6.7% | Added |
| Adage Capital Partners GP, L.L.C. | 275,000 | $9.01M | 0.02% | 00.0% | Unchanged |
| FMR LLC | 270,285 | $8.86M | 0.00% | −722,673−72.8% | Reduced |
| Voloridge Investment Management, LLC | 269,708 | $8.84M | 0.03% | −119,248−30.7% | Reduced |
| Connor, Clark & Lunn Investment Management Ltd. | 264,344 | $8.66M | 0.03% | +40,775+18.2% | Added |
| Raymond James Financial Inc | 252,523 | $8.28M | 0.00% | +5,087+2.1% | Added |
| Morgan Stanley | 252,090 | $8.26M | 0.00% | −134,854−34.9% | Reduced |
| Amundi | 241,693 | $7.59M | 0.00% | −13,241−5.2% | Reduced |
| State of Wisconsin Investment Board | 223,810 | $7.33M | 0.02% | −1,329−0.6% | Reduced |
| Panagora Asset Management Inc | 214,997 | $7.05M | 0.03% | +446+0.2% | Added |
| JPMorgan Chase & Co | 208,271 | $6.83M | 0.00% | −46,195−18.2% | Reduced |
| Acadian Asset Management LLC | 204,423 | $6.69M | 0.01% | +8,841+4.5% | Added |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 201,214 | $6.59M | 0.01% | +110,521+121.9% | Added |
| Nicholas Company, Inc. | 192,635 | $6.31M | 0.11% | +15,135+8.5% | Added |
| Squarepoint Ops LLC | 186,965 | $6.13M | 0.01% | +73,468+64.7% | Added |
| SEI Investments Co | 181,517 | $5.95M | 0.01% | +23,983+15.2% | Added |
| Advisors Capital Management, LLC | 169,162 | $5.54M | 0.08% | +10,846+6.9% | Added |
| Bank of New York Mellon Corp | 152,015 | $4.98M | 0.00% | −101,178−40.0% | Reduced |
| Citadel Advisors LLC | 134,735 | $4.42M | 0.00% | −54,748−28.9% | Reduced |
| First Trust Advisors LP | 132,842 | $4.35M | 0.00% | +132,842 | New |
| Wells Fargo & Company | 127,602 | $4.18M | 0.00% | +56,793+80.2% | Added |
| Paradigm Capital Management Inc | 123,100 | $4.03M | 0.20% | 00.0% | Unchanged |
| UBS Group AG | 116,156 | $3.81M | 0.00% | +13,129+12.7% | Added |
| Allianz Asset Management GmbH | 110,817 | $3.63M | 0.00% | −12,041−9.8% | Reduced |
| Sit Investment Associates Inc | 107,905 | $3.54M | 0.08% | +21,915+25.5% | Added |
| Barclays PLC | 100,585 | $3.30M | 0.00% | +38,555+62.2% | Added |
| Swiss National Bank | 94,500 | $3.10M | 0.00% | 00.0% | Unchanged |
| Susquehanna Fundamental Investments, LLC | 92,636 | $3.04M | 0.08% | −17,705−16.0% | Reduced |
| Royal Bank of Canada | 87,712 | $2.88M | 0.00% | +79,688+993.1% | Added |
| HighMark Wealth Management LLC | 83,725 | $2.74M | 1.34% | 00.0% | Unchanged |
| Man Group plc | 82,393 | $2.70M | 0.01% | +22,784+38.2% | Added |
| Rhumbline Advisers | 80,447 | $2.64M | 0.00% | +9,528+13.4% | Added |
| AQR Capital Management LLC | 67,713 | $2.22M | 0.00% | −15,972−19.1% | Reduced |
| Susquehanna International Group, LLP | 66,170 | $2.17M | 0.00% | +682+1.0% | Added |
| Invesco Ltd. | 64,433 | $2.11M | 0.00% | +12,271+23.5% | Added |
| Brinker Capital Investments, LLC | 63,601 | $2.08M | 0.02% | −105−0.2% | Reduced |
| Envestnet Asset Management Inc | 58,460 | $1.92M | 0.00% | +1,804+3.2% | Added |
| Legal & General Group Plc | 56,756 | $1.86M | 0.00% | +2,056+3.8% | Added |
| Algert Global LLC | 56,069 | $1.84M | 0.04% | 00.0% | Unchanged |
| SG Americas Securities, LLC | 50,249 | $1.65M | 0.01% | +50,249 | New |
| B. Metzler seel. Sohn & Co. AG | 49,876 | $1.63M | 0.02% | +18,510+59.0% | Added |
| Russell Investments Group, Ltd. | 49,718 | $1.63M | 0.00% | −132,001−72.6% | Reduced |
| Franklin Resources Inc | 47,453 | $1.56M | 0.00% | +9,333+24.5% | Added |
| Assenagon Asset Management S.A. | 47,002 | $1.54M | 0.00% | −99,094−67.8% | Reduced |
| Knott David M Jr | 46,443 | $1.52M | 0.69% | +21,823+88.6% | Added |
| Price T Rowe Associates Inc | 46,311 | $1.52M | 0.00% | +2,831+6.5% | Added |
| California State Teachers Retirement System | 45,001 | $1.47M | 0.00% | +691+1.6% | Added |
| Lazard Asset Management LLC | 43,011 | $1.41M | 0.00% | +43,011 | New |
| Deutsche Bank AG | 40,040 | $1.31M | 0.00% | −2,601−6.1% | Reduced |
| Scotia Capital Inc. | 37,220 | $1.22M | 0.01% | +611+1.7% | Added |
| Teachers Retirement System of the State of Kentucky | 36,102 | $1.18M | 0.01% | +3,916+12.2% | Added |
| Principal Financial Group Inc | 35,239 | $1.15M | 0.00% | +35,239 | New |
| Engineers Gate Manager LP | 34,649 | $1.14M | 0.01% | −3,854−10.0% | Reduced |
| Bessemer Group Inc | 34,610 | $1.13M | 0.00% | +30+0.1% | Added |
| Diversified Trust Co | 33,922 | $1.11M | 0.02% | 00.0% | Unchanged |
| Divisadero Street Capital Management, LP | 33,690 | $1.10M | 0.07% | 00.0% | Unchanged |
| Riverwater Partners LLC | 33,665 | $1.10M | 0.52% | +33,665 | New |
| American Century Companies Inc | 33,504 | $1.10M | 0.00% | +16,632+98.6% | Added |
| Gsa Capital Partners LLP | 32,206 | $1.05M | 0.07% | −39,555−55.1% | Reduced |
| Qube Research & Technologies Ltd | 31,198 | $1.02M | 0.00% | −19,993−39.1% | Reduced |
| Jane Street Group, LLC | 29,490 | $966.4K | 0.00% | −71,363−70.8% | Reduced |
| Perkins Capital Management Inc | 29,102 | $953.7K | 0.96% | −798−2.7% | Reduced |
| Marks Group Wealth Management, Inc | 28,973 | $949.4K | 0.09% | +7,788+36.8% | Added |
| Intech Investment Management LLC | 28,966 | $949.2K | 0.01% | −2,743−8.7% | Reduced |
| MetLife Investment Management | 28,296 | $927.3K | 0.01% | 00.0% | Unchanged |
| Harbor Capital Advisors, Inc. | 26,823 | $879.0K | 0.04% | −1,565−5.5% | Reduced |
| Mirae Asset Global ETFs Holdings Ltd. | 26,521 | $869.1K | 0.00% | −1,625−5.8% | Reduced |
| Manufacturers Life Insurance Company, The | 24,370 | $798.6K | 0.00% | +765+3.2% | Added |
| PDT Partners, LLC | 23,701 | $776.7K | 0.04% | −15,626−39.7% | Reduced |
| Brevan Howard Capital Management LP | 23,529 | $771.0K | 0.01% | +15,488+192.6% | Added |