Who owns AtriCure?
- Ticker: ATRC
- CUSIP Number: 04963C209
Tip: Access positions for across all investors
Analyze quarterly positions in AtriCure with up to 7 years of data, all consolidated into one spreadsheet
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Top investors of AtriCure stock
Who bought or sold AtriCure this quarter?
| Fund or Company Name | Shares Held | Valued At | Change in Shares | As Of | Actions |
|---|---|---|---|---|---|
| Vanguard Group | 4.9M | $194M | 1% | Dec 2025 |
|
| BlackRock | 4.0M | $115M | -1% | Mar 2026 |
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| Wellington Management Company | 3.9M | $155M | -9% | Dec 2025 |
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| Alliancebernstein | 3.3M | $129M | -9% | Mar 2026 |
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| Hood River Capital Management | 3.1M | $123M | 2% | Dec 2025 |
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| Vanguard Portfolio Management | 2.7M | $77M | 100% | Mar 2026 |
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| Vanguard Capital Management | 2.2M | $62M | 100% | Mar 2026 |
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| Nomura Asset Management International | 1.8M | $52M | 100% | Mar 2026 |
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| Goldman Sachs Group | 1.7M | $48M | 88% | Mar 2026 |
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| State Street Corporation | 1.2M | $49M | -2% | Dec 2025 |
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| Geode Capital Management | 1.2M | $35M | 3% | Mar 2026 |
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| Divisadero Street Capital Management | 1.2M | $33M | 100% | Mar 2026 |
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| Neuberger Berman Group | 1.1M | $43M | -9% | Dec 2025 |
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| Dimensional Fund Advisors | 998k | $29M | 8% | Mar 2026 |
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| Champlain Investment Partners | 971k | $28M | -17% | Mar 2026 |
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| Jennifer Ranahan | 963k | $28M | 1% | Mar 2026 |
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| Bnp Paribas Investment Partners | 959k | $38M | 25% | Dec 2025 |
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| Marshall Wace | 914k | $36M | 63% | Dec 2025 |
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| Kennedy Capital Management | 834k | $24M | 0% | Mar 2026 |
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| Bank of America Corporation | 769k | $22M | 100% | Mar 2026 |
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| Two Sigma Investments | 751k | $21M | 97% | Mar 2026 |
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| First Light Asset Management | 730k | $21M | -38% | Mar 2026 |
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| Ing Investment Management | 720k | $21M | 1% | Mar 2026 |
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| Morgan Stanley | 719k | $21M | 108% | Mar 2026 |
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| DAFNA Capital Management | 597k | $17M | 0% | Mar 2026 |
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| Ubs Global Asset Management Americas | 555k | $16M | -3% | Mar 2026 |
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| Massachusetts Financial Services | 511k | $20M | 20% | Dec 2025 |
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| Northern Trust | 438k | $17M | -5% | Dec 2025 |
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| Charles Schwab Investment Management | 438k | $17M | 2% | Dec 2025 |
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| Grandeur Peak Global Advisors | 382k | $11M | 16% | Mar 2026 |
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| WCM Investment Management | 360k | $10M | -3% | Mar 2026 |
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| Connor, Clark & Lunn Investment Management | 345k | $9.9M | -9% | Mar 2026 |
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| Vanguard Fiduciary Trust | 343k | $9.8M | 100% | Mar 2026 |
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| Nuveen | 337k | $9.6M | 0% | Mar 2026 |
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| Renaissance Technologies | 322k | $13M | 24% | Dec 2025 |
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| Qube Research & Technologies | 291k | $12M | 207% | Dec 2025 |
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| FMR | 286k | $11M | -27% | Dec 2025 |
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| First Eagle Investment Management | 262k | $7.5M | 125% | Mar 2026 |
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| Sei Investments | 261k | $7.4M | 65% | Mar 2026 |
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| Daniel D. Thurber | 254k | $7.2M | -28% | Mar 2026 |
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| PanAgora Asset Management | 227k | $6.5M | 0% | Mar 2026 |
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| Amundi | 226k | $6.4M | -2% | Mar 2026 |
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| Oberweis Asset Management | 218k | $8.6M | 42% | Dec 2025 |
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| Raymond James Financial | 218k | $8.6M | -8% | Dec 2025 |
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| Universal- Beteiligungs- und Servicegesellschaft mbH | 216k | $6.1M | 12% | Mar 2026 |
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| Nicholas Company | 205k | $5.8M | 0% | Mar 2026 |
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| Osterweis Capital Management | 204k | $8.1M | -37% | Dec 2025 |
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| First Trust Advisors | 189k | $5.4M | 61% | Mar 2026 |
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| AQR Capital Management | 186k | $5.3M | 86% | Mar 2026 |
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| Advisors Capital Management | 182k | $5.2M | 0% | Mar 2026 |
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| Millennium Management | 180k | $5.1M | 10% | Mar 2026 |
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| State of Wisconsin Investment Board | 164k | $6.5M | -25% | Dec 2025 |
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| Trexquant Investment | 143k | $4.1M | 84% | Mar 2026 |
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| Bank of New York Mellon | 131k | $3.7M | -4% | Mar 2026 |
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| Paradigm Capital Management | 123k | $4.9M | 0% | Dec 2025 |
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| Allianz Asset Management | 122k | $3.5M | 4% | Mar 2026 |
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| Sit Investment Associates | 113k | $3.2M | 5% | Mar 2026 |
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| Adage Capital Partners GP | 110k | $4.4M | -37% | Dec 2025 |
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| Schonfeld Strategic Advisors | 102k | $2.9M | 100% | Mar 2026 |
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| Swiss National Bank | 98k | $2.8M | 0% | Mar 2026 |
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| Voloridge Investment Management | 97k | $2.8M | -56% | Mar 2026 |
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| Barclays | 93k | $3.7M | 8% | Dec 2025 |
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| Acadian Asset Management | 89k | $2.5M | 7% | Mar 2026 |
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| Citadel Advisors | 87k | $2.5M | -64% | Mar 2026 |
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| Susquehanna Portfolio Strategies | 86k | $3.4M | 100% | Dec 2025 |
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| Man Group | 85k | $2.4M | 389% | Mar 2026 |
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| HighMark Wealth Management | 84k | $2.4M | 0% | Mar 2026 |
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| American Century Companies | 82k | $3.2M | 12% | Dec 2025 |
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| Invesco | 77k | $2.2M | 4% | Mar 2026 |
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| Emerald Investment Advisers | 72k | $2.0M | 100% | Mar 2026 |
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| Riverwater Partners | 71k | $2.0M | 17% | Mar 2026 |
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| Wells Fargo & Company | 69k | $2.0M | -32% | Mar 2026 |
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| Hrt Financial | 67k | $1.9M | 100% | Mar 2026 |
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| Rhumbline Advisers | 66k | $1.9M | -2% | Mar 2026 |
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| UBS Group | 66k | $1.9M | -37% | Mar 2026 |
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| Principal Financial Group | 64k | $1.8M | 46% | Mar 2026 |
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| California State Teachers Retirement System | 60k | $1.7M | 33% | Mar 2026 |
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| Engineers Gate Manager | 59k | $2.3M | 104% | Dec 2025 |
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| CLS Investments | 58k | $1.7M | -3% | Mar 2026 |
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| Envestnet Asset Management | 58k | $1.7M | -1% | Mar 2026 |
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| D. E. Shaw & Co | 57k | $1.6M | 100% | Mar 2026 |
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| Franklin Resources | 56k | $1.6M | 6% | Mar 2026 |
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| Lazard Asset Management | 54k | $1.5M | 9% | Mar 2026 |
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| Ameriprise Financial | 52k | $1.5M | 95% | Mar 2026 |
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| Knott David M Jr | 51k | $1.5M | 0% | Mar 2026 |
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| Deutsche Bank Aktiengesellschaft | 51k | $1.4M | 10% | Mar 2026 |
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| B. Metzler seel. Sohn & Co | 50k | $1.4M | 0% | Mar 2026 |
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| Oak Harvest Investment Services | 45k | $1.3M | 20% | Mar 2026 |
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| Vanguard Asset Management | 45k | $1.3M | 100% | Mar 2026 |
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| Legal & General Group | 42k | $1.2M | -19% | Mar 2026 |
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| Harbor Capital Advisors | 42k | $1.2M | 24% | Mar 2026 |
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| Algert Coldiron Investors | 41k | $1.2M | -84% | Mar 2026 |
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| Scotia Capital | 40k | $1.2M | 4% | Mar 2026 |
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| Diversified Trust Company | 40k | $1.1M | 7% | Mar 2026 |
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| GSA Capital Partners | 36k | $1.0M | 4% | Mar 2026 |
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| Teachers Retirement System Of The State Of Kentucky | 36k | $1.0M | 0% | Mar 2026 |
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| Bridgewater Associates | 34k | $956k | 100% | Mar 2026 |
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| Susquehanna International | 33k | $1.3M | 65% | Dec 2025 |
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| Prudential Financial | 30k | $864k | -50% | Mar 2026 |
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| Marks Group Wealth Management | 29k | $827k | 0% | Mar 2026 |
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| MetLife Investment Advisors | 27k | $1.1M | -5% | Dec 2025 |
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| Perkins Capital Management | 26k | $745k | -5% | Mar 2026 |
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| Rice Hall James & Associates | 25k | $719k | 100% | Mar 2026 |
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| Victory Capital Management | 25k | $983k | 100% | Dec 2025 |
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| Bnp Paribas Arbitrage, Snc | 24k | $689k | 68% | Mar 2026 |
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| Henderson Group | 23k | $653k | 0% | Mar 2026 |
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| Mirae Asset Global Etfs Holdings | 23k | $648k | 1% | Mar 2026 |
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| Manufacturers Life Insurance Company | 23k | $643k | -1% | Mar 2026 |
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| Zurcher Kantonalbank | 23k | $642k | 19% | Mar 2026 |
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| Teacher Retirement System Of Texas | 22k | $626k | 100% | Mar 2026 |
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| Branch Banking & Trust Company | 21k | $608k | 1% | Mar 2026 |
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| LPL Financial | 21k | $593k | -1% | Mar 2026 |
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| Handelsbanken Fonder AB | 20k | $579k | 0% | Mar 2026 |
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| Vanguard Global Advisers | 19k | $555k | 100% | Mar 2026 |
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| Us Bancorp | 19k | $735k | 782% | Dec 2025 |
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| Colony | 18k | $719k | -9% | Dec 2025 |
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| Balyasny Asset Management | 17k | $494k | 100% | Mar 2026 |
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| Dynamic Technology Lab Private | 17k | $487k | 31% | Mar 2026 |
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| New York State Common Retirement Fund | 17k | $479k | 0% | Mar 2026 |
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| Jump Financial | 17k | $659k | -58% | Dec 2025 |
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| Cresset Asset Management | 16k | $454k | 43% | Mar 2026 |
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| Mirabella Financial Services | 16k | $449k | 100% | Mar 2026 |
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| Russell Investments | 15k | $438k | 3% | Mar 2026 |
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| Arizona State Retirement System | 14k | $390k | -1% | Mar 2026 |
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| Creative Planning | 13k | $383k | 7% | Mar 2026 |
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| Police & Firemen's Retirement System of New Jersey | 13k | $382k | 0% | Mar 2026 |
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| Florida State Board of Administration | 13k | $379k | 0% | Mar 2026 |
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| ValMark Advisers | 13k | $373k | 100% | Mar 2026 |
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| Toroso Investments | 13k | $373k | 1% | Mar 2026 |
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| Bridgefront Capital | 13k | $495k | 100% | Dec 2025 |
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| Vanguard Investments Australia | 12k | $348k | 100% | Mar 2026 |
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| Fiduciary Trust Company | 12k | $467k | 24% | Dec 2025 |
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| Aquatic Capital Management | 12k | $336k | 100% | Mar 2026 |
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| Stifel Financial | 12k | $332k | -1% | Mar 2026 |
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| Diversify Wealth Management | 12k | $318k | 27% | Mar 2026 |
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| Ronald Blue Trust | 12k | $327k | 0% | Mar 2026 |
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| Commerce Bank N A | 11k | $327k | -5% | Mar 2026 |
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| Verition Fund Management | 11k | $447k | -36% | Dec 2025 |
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| XTX Topco | 11k | $438k | 88% | Dec 2025 |
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| Intech Investment Management | 11k | $315k | -38% | Mar 2026 |
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| Klp Kapitalforvaltning As | 11k | $314k | 0% | Mar 2026 |
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| MAI Wealth Advisors | 9.9k | $284k | -1% | Mar 2026 |
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| Canada Pension Plan Investment Board | 9.8k | $280k | -20% | Mar 2026 |
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| Quantinno Capital Management | 9.7k | $278k | 100% | Mar 2026 |
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| SG Americas Securities | 9.6k | $275k | -74% | Mar 2026 |
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| Bessemer | 9.6k | $273k | -71% | Mar 2026 |
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| Graham Capital Management | 9.6k | $273k | 35% | Mar 2026 |
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| Brevan Howard Capital Management | 9.5k | $271k | -52% | Mar 2026 |
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| First Bank & Trust | 9.3k | $265k | 5% | Mar 2026 |
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| Cornerstone Investment Partners | 9.2k | $262k | 100% | Mar 2026 |
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| Mackenzie Financial | 8.4k | $240k | -38% | Mar 2026 |
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| Virginia Retirement System | 7.9k | $313k | -16% | Dec 2025 |
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| EntryPoint Capital | 7.1k | $281k | -38% | Dec 2025 |
|
Who sold out of AtriCure?
| Fund or Company Name | Date Sold | Shares Held | Valued At |
|---|---|---|---|
| Macquarie Group | Sep 2025 | 2.3M | $81M |
| Point72 Asset Management | Dec 2025 | 278k | $11M |
| Two Sigma Advisers | Dec 2025 | 278k | $11M |
| Jpmorgan Chase & Co | Sep 2025 | 227k | $8.0M |
| Norges Bank Investment Management | Dec 2025 | 214k | $8.5M |
| Squarepoint Ops | Dec 2025 | 86k | $3.4M |
| Susquehanna Fundamental Investments | Sep 2025 | 76k | $2.7M |
| F/M Investments | Dec 2025 | 73k | $2.9M |
| Jane Street | Dec 2025 | 53k | $2.1M |
| Deerfield Management Company | Dec 2025 | 52k | $2.1M |
| Y-Intercept | Dec 2025 | 35k | $1.4M |
| Campbell & Co. Investment Adviser | Dec 2025 | 23k | $913k |
| PDT Partners | Dec 2025 | 21k | $839k |
| Hsbc Holdings | Dec 2025 | 17k | $681k |
| Fox Run Management | Dec 2025 | 14k | $563k |
| Arp Americas | Dec 2025 | 11k | $415k |