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, Q3 2021
Institutional positions in AtriCure, Inc. as of Sep 30, 2021. 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
- 214
- +5 vs. Q2 2021
- Shares held
- 43.4M
- −944.7K (−2.1%) vs. Q2 2021
- Total value
- $3.02B
- −$498.2M (−14.2%) vs. Q2 2021
- New holders
- 27
- 69 more added
- Sold out
- 22
- 84 more reduced
3 institutions that held it in Q2 2021 haven't filed for Q3 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2021: 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, Q3 2021
Shares, value and share of portfolio for each institution holding AtriCure, Inc.; share changes are against Q2 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Lazard Asset Management LLC | 14,744 | $1.02M | 0.00% | +14,744 | New |
| FMR LLC | 14,903 | $1.04M | 0.00% | −609,913−97.6% | Reduced |
| MetLife Investment Management | 15,592 | $1.08M | 0.01% | −1,119−6.7% | Reduced |
| Cna Financial Corp | 15,600 | $1.08M | 0.30% | +390+2.6% | Added |
| HRT Financial LP | 16,198 | $1.13M | 0.01% | +16,198 | New |
| Thrivent Financial for Lutherans | 15,445 | $1.23M | 0.00% | 00.0% | Unchanged |
| Voya Investment Management LLC | 17,842 | $1.24M | 0.00% | −110−0.6% | Reduced |
| State Board of Administration of Florida Retirement System | 17,859 | $1.24M | 0.00% | +220+1.2% | Added |
| Victory Capital Management Inc | 18,003 | $1.25M | 0.00% | −1,185−6.2% | Reduced |
| STRS Ohio | 19,300 | $1.34M | 0.01% | −300−1.5% | Reduced |
| Truist Financial Corp | 19,970 | $1.39M | 0.00% | −247−1.2% | Reduced |
| Squarepoint Ops LLC | 19,977 | $1.39M | 0.01% | +16,391+457.1% | Added |
| Brookfield Asset Management Inc. | 19,994 | $1.39M | 0.01% | +19,994 | New |
| Midwest Wealth Management Inc. | 20,244 | $1.41M | 0.97% | +578+2.9% | Added |
| Cassia Capital Partners, LLC | 20,244 | $1.41M | 0.97% | +20,244 | New |
| Stifel Financial Corp | 21,492 | $1.50M | 0.00% | −4,376−16.9% | Reduced |
| Manufacturers Life Insurance Company, The | 22,940 | $1.59M | 0.00% | −2,141−8.5% | Reduced |
| LPL Financial LLC | 24,404 | $1.70M | 0.00% | +6,103+33.3% | Added |
| American International Group, Inc. | 24,521 | $1.71M | 0.01% | −583−2.3% | Reduced |
| Raymond James & Associates | 24,771 | $1.72M | 0.00% | +1,401+6.0% | Added |
| Lisanti Capital Growth, LLC | 26,610 | $1.85M | 0.27% | −40,360−60.3% | Reduced |
| Genesee Capital Advisors, LLC | 27,566 | $1.92M | 0.95% | +27,566 | New |
| D. E. Shaw & Co., Inc. | 29,748 | $2.07M | 0.00% | +7,628+34.5% | Added |
| Advisors Capital Management, LLC | 31,049 | $2.16M | 0.07% | +7,033+29.3% | Added |
| Barclays PLC | 31,999 | $2.23M | 0.00% | +17,714+124.0% | Added |
| Panagora Asset Management Inc | 32,063 | $2.23M | 0.01% | +32,063 | New |
| First Republic Investment Management, Inc. | 32,448 | $2.26M | 0.01% | +783+2.5% | Added |
| JPMorgan Chase & Co | 32,714 | $2.28M | 0.00% | −459−1.4% | Reduced |
| Sit Investment Associates Inc | 33,925 | $2.36M | 0.06% | 00.0% | Unchanged |
| First Trust Advisors LP | 34,663 | $2.41M | 0.00% | +7,661+28.4% | Added |
| Parametric Portfolio Associates LLC | 35,460 | $2.47M | 0.00% | −20,824−37.0% | Reduced |
| Engineers Gate Manager LP | 35,479 | $2.47M | 0.14% | +20,106+130.8% | Added |
| State of New Jersey Common Pension Fund D | 36,260 | $2.52M | 0.01% | +2,065+6.0% | Added |
| Legal & General Group Plc | 37,399 | $2.60M | 0.00% | +8,390+28.9% | Added |
| Perkins Capital Management Inc | 38,350 | $2.67M | 1.65% | 00.0% | Unchanged |
| Bridgewater Associates, LP | 41,930 | $2.92M | 0.02% | −1,494−3.4% | Reduced |
| Kennedy Capital Management, Inc. | 47,891 | $3.33M | 0.07% | −1,660−3.4% | Reduced |
| Twinbeech Capital LP | 48,936 | $3.40M | 0.24% | +35,690+269.4% | Added |
| Voloridge Investment Management, LLC | 49,167 | $3.42M | 0.02% | +43,163+718.9% | Added |
| Morgan Stanley | 49,534 | $3.44M | 0.00% | −89,412−64.4% | Reduced |
| Rhumbline Advisers | 52,093 | $3.62M | 0.00% | +1,856+3.7% | Added |
| Cinctive Capital Management LP | 53,239 | $3.70M | 0.20% | +53,239 | New |
| TD Asset Management Inc | 54,950 | $3.82M | 0.00% | −400−0.7% | Reduced |
| Envestnet Asset Management Inc | 55,926 | $3.89M | 0.00% | +2,214+4.1% | Added |
| California State Teachers Retirement System | 59,632 | $4.15M | 0.01% | −2,110−3.4% | Reduced |
| Renaissance Technologies LLC | 65,200 | $4.54M | 0.01% | −3,400−5.0% | Reduced |
| Two Sigma Investments, LP | 66,280 | $4.61M | 0.01% | +633+1.0% | Added |
| Putnam Investments LLC | 66,569 | $4.63M | 0.01% | +9,338+16.3% | Added |
| Two Sigma Advisers, LP | 67,500 | $4.70M | 0.01% | +42,000+164.7% | Added |
| Deutsche Bank AG | 67,705 | $4.71M | 0.00% | +7,364+12.2% | Added |
| DAFNA Capital Management LLC | 72,029 | $5.01M | 1.33% | −19,500−21.3% | Reduced |
| Royal Bank of Canada | 79,102 | $5.50M | 0.00% | +5,580+7.6% | Added |
| Goldman Sachs Group Inc | 83,382 | $5.80M | 0.00% | +18,762+29.0% | Added |
| Paradigm Capital Management Inc | 87,200 | $6.07M | 0.31% | 00.0% | Unchanged |
| Swiss National Bank | 95,700 | $6.66M | 0.00% | +1,400+1.5% | Added |
| Oak Ridge Investments LLC | 102,267 | $7.11M | 0.63% | −4,142−3.9% | Reduced |
| Principal Financial Group Inc | 104,144 | $7.24M | 0.00% | −66,293−38.9% | Reduced |
| Royce & Associates LP | 106,500 | $7.41M | 0.06% | −1,000−0.9% | Reduced |
| WCM Investment Management, LLC | 113,414 | $7.89M | 0.02% | −44,938−28.4% | Reduced |
| Brinker Capital Investments, LLC | 101,285 | $8.04M | 0.13% | 00.0% | Unchanged |
| Tamarack Advisers, LP | 117,000 | $8.14M | 2.60% | −33,000−22.0% | Reduced |
| Granahan Investment Management Inc | 118,875 | $8.27M | 0.16% | −23,657−16.6% | Reduced |
| Rothschild & Co Asset Management US Inc. | 124,795 | $8.68M | 0.11% | −19,664−13.6% | Reduced |
| Man Group plc | 134,194 | $9.33M | 0.03% | −4,094−3.0% | Reduced |
| Wells Fargo & Company | 141,485 | $9.84M | 0.00% | +5,337+3.9% | Added |
| Castleark Management LLC | 145,966 | $10.2M | 0.39% | +32,165+28.3% | Added |
| CastleArk Alternatives, LLC | 145,966 | $10.2M | 0.39% | +145,966 | New |
| Assenagon Asset Management S.A. | 147,245 | $10.2M | 0.04% | +147,245 | New |
| Silvercrest Asset Management Group LLC | 147,999 | $10.3M | 0.07% | −3,281−2.2% | Reduced |
| Thornburg Investment Management Inc | 148,024 | $10.3M | 0.13% | +7,886+5.6% | Added |
| SEI Investments Co | 159,562 | $11.1M | 0.02% | −20,590−11.4% | Reduced |
| State of Wisconsin Investment Board | 195,600 | $13.6M | 0.03% | 00.0% | Unchanged |
| Driehaus Capital Management LLC | 218,553 | $15.2M | 0.18% | −16,566−7.0% | Reduced |
| Wasatch Advisors Inc | 222,139 | $15.4M | 0.06% | +1,709+0.8% | Added |
| New York State Common Retirement Fund | 225,891 | $15.7M | 0.02% | −6,380−2.7% | Reduced |
| Peregrine Capital Management LLC | 242,169 | $16.8M | 0.35% | −54,228−18.3% | Reduced |
| Bank of New York Mellon Corp | 260,710 | $18.1M | 0.00% | −5,619−2.1% | Reduced |
| UBS Asset Management Americas Inc | 291,516 | $20.3M | 0.01% | −6,020−2.0% | Reduced |
| Balyasny Asset Management LLC | 315,647 | $22.0M | 0.11% | +315,647 | New |
| Charles Schwab Investment Management Inc | 317,124 | $22.1M | 0.01% | +3,342+1.1% | Added |
| Millennium Management LLC | 334,309 | $23.3M | 0.03% | +301,461+917.7% | Added |
| Norges Bank | 337,886 | $23.5M | 0.01% | +27,700+8.9% | Added |
| Sectoral Asset Management Inc | 346,017 | $24.1M | 2.00% | −30,550−8.1% | Reduced |
| Wellington Management Group LLP | 382,760 | $26.6M | 0.00% | −113,391−22.9% | Reduced |
| Emerald Advisers, LLC | 403,989 | $28.1M | 1.02% | −93,040−18.7% | Reduced |
| Bellevue Group AG | 418,016 | $29.1M | 0.30% | +43,598+11.6% | Added |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 431,688 | $30.0M | 0.11% | +51,000+13.4% | Added |
| Nuveen Asset Management, LLC | 434,902 | $30.2M | 0.01% | +3,904+0.9% | Added |
| Pura Vida Investments, LLC | 479,293 | $33.3M | 2.51% | −86,077−15.2% | Reduced |
| Emerald Mutual Fund Advisers Trust | 487,462 | $33.9M | 1.17% | −52,394−9.7% | Reduced |
| Northern Trust Corp | 488,972 | $34.0M | 0.01% | −15,918−3.2% | Reduced |
| Neuberger Berman Group LLC | 502,916 | $34.4M | 0.03% | −8,420−1.6% | Reduced |
| Citadel Advisors LLC | 500,697 | $34.8M | 0.04% | −328,120−39.6% | Reduced |
| Bank of America Corp | 510,655 | $35.5M | 0.00% | +15,832+3.2% | Added |
| Polar Capital Holdings Plc | 515,910 | $35.9M | 0.20% | +203,720+65.3% | Added |
| First Light Asset Management, LLC | 647,192 | $45.0M | 2.97% | −125,583−16.3% | Reduced |
| Artisan Partners Limited Partnership | 661,021 | $46.0M | 0.06% | +30,820+4.9% | Added |
| Dimensional Fund Advisors LP | 678,560 | $47.2M | 0.02% | +88,370+15.0% | Added |
| Fiera Capital Corp | 764,803 | $53.2M | 0.14% | −11,525−1.5% | Reduced |
| GW&K Investment Management, LLC | 787,689 | $54.8M | 0.49% | −4,420−0.6% | Reduced |