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 |
|---|---|---|---|---|---|
| Ensign Peak Advisors, Inc | 23,065 | $755.8K | 0.00% | 00.0% | Unchanged |
| STRS Ohio | 23,400 | $766.8K | 0.00% | +18,500+377.6% | Added |
| Brevan Howard Capital Management LP | 23,529 | $771.0K | 0.01% | +15,488+192.6% | Added |
| PDT Partners, LLC | 23,701 | $776.7K | 0.04% | −15,626−39.7% | Reduced |
| Manufacturers Life Insurance Company, The | 24,370 | $798.6K | 0.00% | +765+3.2% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 26,521 | $869.1K | 0.00% | −1,625−5.8% | Reduced |
| Harbor Capital Advisors, Inc. | 26,823 | $879.0K | 0.04% | −1,565−5.5% | Reduced |
| MetLife Investment Management | 28,296 | $927.3K | 0.01% | 00.0% | Unchanged |
| Intech Investment Management LLC | 28,966 | $949.2K | 0.01% | −2,743−8.7% | Reduced |
| Marks Group Wealth Management, Inc | 28,973 | $949.4K | 0.09% | +7,788+36.8% | Added |
| Perkins Capital Management Inc | 29,102 | $953.7K | 0.96% | −798−2.7% | Reduced |
| Jane Street Group, LLC | 29,490 | $966.4K | 0.00% | −71,363−70.8% | Reduced |
| Qube Research & Technologies Ltd | 31,198 | $1.02M | 0.00% | −19,993−39.1% | Reduced |
| Gsa Capital Partners LLP | 32,206 | $1.05M | 0.07% | −39,555−55.1% | Reduced |
| American Century Companies Inc | 33,504 | $1.10M | 0.00% | +16,632+98.6% | Added |
| Riverwater Partners LLC | 33,665 | $1.10M | 0.52% | +33,665 | New |
| Divisadero Street Capital Management, LP | 33,690 | $1.10M | 0.07% | 00.0% | Unchanged |
| Diversified Trust Co | 33,922 | $1.11M | 0.02% | 00.0% | Unchanged |
| Bessemer Group Inc | 34,610 | $1.13M | 0.00% | +30+0.1% | Added |
| Engineers Gate Manager LP | 34,649 | $1.14M | 0.01% | −3,854−10.0% | Reduced |
| Principal Financial Group Inc | 35,239 | $1.15M | 0.00% | +35,239 | New |
| Teachers Retirement System of the State of Kentucky | 36,102 | $1.18M | 0.01% | +3,916+12.2% | Added |
| Scotia Capital Inc. | 37,220 | $1.22M | 0.01% | +611+1.7% | Added |
| Deutsche Bank AG | 40,040 | $1.31M | 0.00% | −2,601−6.1% | Reduced |
| Lazard Asset Management LLC | 43,011 | $1.41M | 0.00% | +43,011 | New |
| California State Teachers Retirement System | 45,001 | $1.47M | 0.00% | +691+1.6% | Added |
| Price T Rowe Associates Inc | 46,311 | $1.52M | 0.00% | +2,831+6.5% | Added |
| Knott David M Jr | 46,443 | $1.52M | 0.69% | +21,823+88.6% | Added |
| Assenagon Asset Management S.A. | 47,002 | $1.54M | 0.00% | −99,094−67.8% | Reduced |
| Franklin Resources Inc | 47,453 | $1.56M | 0.00% | +9,333+24.5% | Added |
| Russell Investments Group, Ltd. | 49,718 | $1.63M | 0.00% | −132,001−72.6% | Reduced |
| B. Metzler seel. Sohn & Co. AG | 49,876 | $1.63M | 0.02% | +18,510+59.0% | Added |
| SG Americas Securities, LLC | 50,249 | $1.65M | 0.01% | +50,249 | New |
| Algert Global LLC | 56,069 | $1.84M | 0.04% | 00.0% | Unchanged |
| Legal & General Group Plc | 56,756 | $1.86M | 0.00% | +2,056+3.8% | Added |
| Envestnet Asset Management Inc | 58,460 | $1.92M | 0.00% | +1,804+3.2% | Added |
| Brinker Capital Investments, LLC | 63,601 | $2.08M | 0.02% | −105−0.2% | Reduced |
| Invesco Ltd. | 64,433 | $2.11M | 0.00% | +12,271+23.5% | Added |
| Susquehanna International Group, LLP | 66,170 | $2.17M | 0.00% | +682+1.0% | Added |
| AQR Capital Management LLC | 67,713 | $2.22M | 0.00% | −15,972−19.1% | Reduced |
| Rhumbline Advisers | 80,447 | $2.64M | 0.00% | +9,528+13.4% | Added |
| Man Group plc | 82,393 | $2.70M | 0.01% | +22,784+38.2% | Added |
| HighMark Wealth Management LLC | 83,725 | $2.74M | 1.34% | 00.0% | Unchanged |
| Royal Bank of Canada | 87,712 | $2.88M | 0.00% | +79,688+993.1% | Added |
| Susquehanna Fundamental Investments, LLC | 92,636 | $3.04M | 0.08% | −17,705−16.0% | Reduced |
| Swiss National Bank | 94,500 | $3.10M | 0.00% | 00.0% | Unchanged |
| Barclays PLC | 100,585 | $3.30M | 0.00% | +38,555+62.2% | Added |
| Sit Investment Associates Inc | 107,905 | $3.54M | 0.08% | +21,915+25.5% | Added |
| Allianz Asset Management GmbH | 110,817 | $3.63M | 0.00% | −12,041−9.8% | Reduced |
| UBS Group AG | 116,156 | $3.81M | 0.00% | +13,129+12.7% | Added |
| Paradigm Capital Management Inc | 123,100 | $4.03M | 0.20% | 00.0% | Unchanged |
| Wells Fargo & Company | 127,602 | $4.18M | 0.00% | +56,793+80.2% | Added |
| First Trust Advisors LP | 132,842 | $4.35M | 0.00% | +132,842 | New |
| Citadel Advisors LLC | 134,735 | $4.42M | 0.00% | −54,748−28.9% | Reduced |
| Bank of New York Mellon Corp | 152,015 | $4.98M | 0.00% | −101,178−40.0% | Reduced |
| Advisors Capital Management, LLC | 169,162 | $5.54M | 0.08% | +10,846+6.9% | Added |
| SEI Investments Co | 181,517 | $5.95M | 0.01% | +23,983+15.2% | Added |
| Squarepoint Ops LLC | 186,965 | $6.13M | 0.01% | +73,468+64.7% | Added |
| Nicholas Company, Inc. | 192,635 | $6.31M | 0.11% | +15,135+8.5% | Added |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 201,214 | $6.59M | 0.01% | +110,521+121.9% | Added |
| Acadian Asset Management LLC | 204,423 | $6.69M | 0.01% | +8,841+4.5% | Added |
| JPMorgan Chase & Co | 208,271 | $6.83M | 0.00% | −46,195−18.2% | Reduced |
| Panagora Asset Management Inc | 214,997 | $7.05M | 0.03% | +446+0.2% | Added |
| State of Wisconsin Investment Board | 223,810 | $7.33M | 0.02% | −1,329−0.6% | Reduced |
| Amundi | 241,693 | $7.59M | 0.00% | −13,241−5.2% | Reduced |
| Morgan Stanley | 252,090 | $8.26M | 0.00% | −134,854−34.9% | Reduced |
| Raymond James Financial Inc | 252,523 | $8.28M | 0.00% | +5,087+2.1% | Added |
| Connor, Clark & Lunn Investment Management Ltd. | 264,344 | $8.66M | 0.03% | +40,775+18.2% | Added |
| Voloridge Investment Management, LLC | 269,708 | $8.84M | 0.03% | −119,248−30.7% | Reduced |
| FMR LLC | 270,285 | $8.86M | 0.00% | −722,673−72.8% | Reduced |
| Adage Capital Partners GP, L.L.C. | 275,000 | $9.01M | 0.02% | 00.0% | Unchanged |
| Osterweis Capital Management Inc | 315,530 | $10.3M | 0.49% | +19,925+6.7% | Added |
| WCM Investment Management, LLC | 327,498 | $10.6M | 0.02% | +134,146+69.4% | Added |
| Millennium Management LLC | 360,065 | $11.8M | 0.01% | −263,258−42.2% | Reduced |
| Renaissance Technologies LLC | 377,700 | $12.4M | 0.02% | +69,800+22.7% | Added |
| Charles Schwab Investment Management Inc | 407,422 | $13.4M | 0.00% | +14,561+3.7% | Added |
| Two Sigma Investments, LP | 411,913 | $13.5M | 0.02% | −256,012−38.3% | Reduced |
| Two Sigma Advisers, LP | 451,100 | $14.8M | 0.03% | −207,200−31.5% | Reduced |
| Northern Trust Corp | 465,260 | $15.2M | 0.00% | −941−0.2% | Reduced |
| Wasatch Advisors Inc | 506,822 | $16.6M | 0.09% | +15,250+3.1% | Added |
| DAFNA Capital Management LLC | 592,273 | $19.4M | 5.36% | 00.0% | Unchanged |
| Kennedy Capital Management, Inc. | 614,387 | $20.1M | 0.48% | −17,741−2.8% | Reduced |
| Bank of America Corp | 710,173 | $23.3M | 0.00% | +96,313+15.7% | Added |
| Voya Investment Management LLC | 710,400 | $23.3M | 0.02% | +697,571+5,437.5% | Added |
| Goldman Sachs Group Inc | 745,029 | $24.4M | 0.00% | −117,639−13.6% | Reduced |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 755,537 | $24.8M | 0.06% | +7,731+1.0% | Added |
| Dimensional Fund Advisors LP | 820,108 | $26.9M | 0.01% | +109,064+15.3% | Added |
| Nuveen, LLC | 938,230 | $30.7M | 0.01% | −12,373−1.3% | Reduced |
| Marshall Wace, LLP | 1,005,248 | $32.9M | 0.04% | +11,155+1.1% | Added |
| GW&K Investment Management, LLC | 1,008,340 | $33.0M | 0.30% | +26,817+2.7% | Added |
| First Light Asset Management, LLC | 1,015,170 | $33.3M | 4.31% | −299,548−22.8% | Reduced |
| Geode Capital Management, LLC | 1,181,737 | $38.7M | 0.00% | +14,577+1.2% | Added |
| Neuberger Berman Group LLC | 1,189,739 | $39.0M | 0.03% | +3,674+0.3% | Added |
| UBS Asset Management Americas Inc | 1,202,867 | $39.4M | 0.01% | −994,047−45.2% | Reduced |
| State Street Corp | 1,273,736 | $41.7M | 0.00% | −4,558−0.4% | Reduced |
| Champlain Investment Partners, LLC | 2,016,754 | $66.1M | 0.46% | −121,209−5.7% | Reduced |
| Macquarie Group Ltd | 2,503,205 | $82.0M | 0.10% | +66,368+2.7% | Added |
| Hood River Capital Management LLC | 3,061,059 | $100.3M | 1.40% | +61,852+2.1% | Added |
| Alliancebernstein L.P. | 3,573,649 | $117.1M | 0.04% | −103,200−2.8% | Reduced |
| Wellington Management Group LLP | 3,969,269 | $130.1M | 0.02% | +3,267,214+465.4% | Added |