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 |
|---|---|---|---|---|---|
| Vanguard Group Inc | 4,184,927 | $291.1M | 0.01% | −11,287−0.3% | Reduced |
| BlackRock Inc. | 3,653,261 | $254.1M | 0.01% | −9,664−0.3% | Reduced |
| Fred Alger Management, LLC | 3,354,686 | $233.3M | 0.56% | +12,344+0.4% | Added |
| Alliancebernstein L.P. | 2,911,560 | $202.5M | 0.08% | +80,022+2.8% | Added |
| Invesco Ltd. | 2,274,899 | $158.2M | 0.04% | −30,907−1.3% | Reduced |
| Price T Rowe Associates Inc | 2,016,496 | $140.2M | 0.01% | −155,097−7.1% | Reduced |
| Champlain Investment Partners, LLC | 1,220,520 | $84.9M | 0.41% | −340,715−21.8% | Reduced |
| Credit Suisse AG | 1,138,346 | $79.2M | 0.06% | −144,111−11.2% | Reduced |
| Macquarie Group Ltd | 1,093,710 | $76.1M | 0.06% | +57,777+5.6% | Added |
| State Street Corp | 1,005,381 | $69.9M | 0.00% | −518−0.1% | Reduced |
| TimesSquare Capital Management, LLC | 950,610 | $66.1M | 0.58% | −111,390−10.5% | Reduced |
| Loomis Sayles & Co L P | 887,794 | $61.7M | 0.08% | −13,775−1.5% | Reduced |
| Geode Capital Management, LLC | 815,628 | $56.7M | 0.01% | −5,882−0.7% | Reduced |
| Eagle Asset Management Inc | 810,627 | $56.4M | 0.25% | −45,178−5.3% | Reduced |
| GW&K Investment Management, LLC | 787,689 | $54.8M | 0.49% | −4,420−0.6% | Reduced |
| Fiera Capital Corp | 764,803 | $53.2M | 0.14% | −11,525−1.5% | Reduced |
| Dimensional Fund Advisors LP | 678,560 | $47.2M | 0.02% | +88,370+15.0% | Added |
| Artisan Partners Limited Partnership | 661,021 | $46.0M | 0.06% | +30,820+4.9% | Added |
| First Light Asset Management, LLC | 647,192 | $45.0M | 2.97% | −125,583−16.3% | Reduced |
| Polar Capital Holdings Plc | 515,910 | $35.9M | 0.20% | +203,720+65.3% | Added |
| Bank of America Corp | 510,655 | $35.5M | 0.00% | +15,832+3.2% | Added |
| Citadel Advisors LLC | 500,697 | $34.8M | 0.04% | −328,120−39.6% | Reduced |
| Neuberger Berman Group LLC | 502,916 | $34.4M | 0.03% | −8,420−1.6% | Reduced |
| Northern Trust Corp | 488,972 | $34.0M | 0.01% | −15,918−3.2% | Reduced |
| Emerald Mutual Fund Advisers Trust | 487,462 | $33.9M | 1.17% | −52,394−9.7% | Reduced |
| Pura Vida Investments, LLC | 479,293 | $33.3M | 2.51% | −86,077−15.2% | Reduced |
| Nuveen Asset Management, LLC | 434,902 | $30.2M | 0.01% | +3,904+0.9% | Added |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 431,688 | $30.0M | 0.11% | +51,000+13.4% | Added |
| Bellevue Group AG | 418,016 | $29.1M | 0.30% | +43,598+11.6% | Added |
| Emerald Advisers, LLC | 403,989 | $28.1M | 1.02% | −93,040−18.7% | Reduced |
| Wellington Management Group LLP | 382,760 | $26.6M | 0.00% | −113,391−22.9% | Reduced |
| Sectoral Asset Management Inc | 346,017 | $24.1M | 2.00% | −30,550−8.1% | Reduced |
| Norges Bank | 337,886 | $23.5M | 0.01% | +27,700+8.9% | Added |
| Millennium Management LLC | 334,309 | $23.3M | 0.03% | +301,461+917.7% | Added |
| Charles Schwab Investment Management Inc | 317,124 | $22.1M | 0.01% | +3,342+1.1% | Added |
| Balyasny Asset Management LLC | 315,647 | $22.0M | 0.11% | +315,647 | New |
| UBS Asset Management Americas Inc | 291,516 | $20.3M | 0.01% | −6,020−2.0% | Reduced |
| Bank of New York Mellon Corp | 260,710 | $18.1M | 0.00% | −5,619−2.1% | Reduced |
| Peregrine Capital Management LLC | 242,169 | $16.8M | 0.35% | −54,228−18.3% | Reduced |
| New York State Common Retirement Fund | 225,891 | $15.7M | 0.02% | −6,380−2.7% | Reduced |
| Wasatch Advisors Inc | 222,139 | $15.4M | 0.06% | +1,709+0.8% | Added |
| Driehaus Capital Management LLC | 218,553 | $15.2M | 0.18% | −16,566−7.0% | Reduced |
| State of Wisconsin Investment Board | 195,600 | $13.6M | 0.03% | 00.0% | Unchanged |
| SEI Investments Co | 159,562 | $11.1M | 0.02% | −20,590−11.4% | Reduced |
| Thornburg Investment Management Inc | 148,024 | $10.3M | 0.13% | +7,886+5.6% | Added |
| Silvercrest Asset Management Group LLC | 147,999 | $10.3M | 0.07% | −3,281−2.2% | Reduced |
| Assenagon Asset Management S.A. | 147,245 | $10.2M | 0.04% | +147,245 | New |
| 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 |
| Wells Fargo & Company | 141,485 | $9.84M | 0.00% | +5,337+3.9% | Added |
| Man Group plc | 134,194 | $9.33M | 0.03% | −4,094−3.0% | Reduced |
| Rothschild & Co Asset Management US Inc. | 124,795 | $8.68M | 0.11% | −19,664−13.6% | Reduced |
| Granahan Investment Management Inc | 118,875 | $8.27M | 0.16% | −23,657−16.6% | Reduced |
| Tamarack Advisers, LP | 117,000 | $8.14M | 2.60% | −33,000−22.0% | Reduced |
| Brinker Capital Investments, LLC | 101,285 | $8.04M | 0.13% | 00.0% | Unchanged |
| WCM Investment Management, LLC | 113,414 | $7.89M | 0.02% | −44,938−28.4% | Reduced |
| Royce & Associates LP | 106,500 | $7.41M | 0.06% | −1,000−0.9% | Reduced |
| Principal Financial Group Inc | 104,144 | $7.24M | 0.00% | −66,293−38.9% | Reduced |
| Oak Ridge Investments LLC | 102,267 | $7.11M | 0.63% | −4,142−3.9% | Reduced |
| Swiss National Bank | 95,700 | $6.66M | 0.00% | +1,400+1.5% | Added |
| Paradigm Capital Management Inc | 87,200 | $6.07M | 0.31% | 00.0% | Unchanged |
| Goldman Sachs Group Inc | 83,382 | $5.80M | 0.00% | +18,762+29.0% | Added |
| Royal Bank of Canada | 79,102 | $5.50M | 0.00% | +5,580+7.6% | Added |
| DAFNA Capital Management LLC | 72,029 | $5.01M | 1.33% | −19,500−21.3% | Reduced |
| Deutsche Bank AG | 67,705 | $4.71M | 0.00% | +7,364+12.2% | Added |
| Two Sigma Advisers, LP | 67,500 | $4.70M | 0.01% | +42,000+164.7% | Added |
| Putnam Investments LLC | 66,569 | $4.63M | 0.01% | +9,338+16.3% | Added |
| Two Sigma Investments, LP | 66,280 | $4.61M | 0.01% | +633+1.0% | Added |
| Renaissance Technologies LLC | 65,200 | $4.54M | 0.01% | −3,400−5.0% | Reduced |
| California State Teachers Retirement System | 59,632 | $4.15M | 0.01% | −2,110−3.4% | Reduced |
| Envestnet Asset Management Inc | 55,926 | $3.89M | 0.00% | +2,214+4.1% | Added |
| TD Asset Management Inc | 54,950 | $3.82M | 0.00% | −400−0.7% | Reduced |
| Cinctive Capital Management LP | 53,239 | $3.70M | 0.20% | +53,239 | New |
| Rhumbline Advisers | 52,093 | $3.62M | 0.00% | +1,856+3.7% | Added |
| Morgan Stanley | 49,534 | $3.44M | 0.00% | −89,412−64.4% | Reduced |
| Voloridge Investment Management, LLC | 49,167 | $3.42M | 0.02% | +43,163+718.9% | Added |
| Twinbeech Capital LP | 48,936 | $3.40M | 0.24% | +35,690+269.4% | Added |
| Kennedy Capital Management, Inc. | 47,891 | $3.33M | 0.07% | −1,660−3.4% | Reduced |
| Bridgewater Associates, LP | 41,930 | $2.92M | 0.02% | −1,494−3.4% | Reduced |
| Perkins Capital Management Inc | 38,350 | $2.67M | 1.65% | 00.0% | Unchanged |
| Legal & General Group Plc | 37,399 | $2.60M | 0.00% | +8,390+28.9% | Added |
| State of New Jersey Common Pension Fund D | 36,260 | $2.52M | 0.01% | +2,065+6.0% | Added |
| Engineers Gate Manager LP | 35,479 | $2.47M | 0.14% | +20,106+130.8% | Added |
| Parametric Portfolio Associates LLC | 35,460 | $2.47M | 0.00% | −20,824−37.0% | Reduced |
| First Trust Advisors LP | 34,663 | $2.41M | 0.00% | +7,661+28.4% | Added |
| Sit Investment Associates Inc | 33,925 | $2.36M | 0.06% | 00.0% | Unchanged |
| JPMorgan Chase & Co | 32,714 | $2.28M | 0.00% | −459−1.4% | Reduced |
| First Republic Investment Management, Inc. | 32,448 | $2.26M | 0.01% | +783+2.5% | Added |
| Panagora Asset Management Inc | 32,063 | $2.23M | 0.01% | +32,063 | New |
| Barclays PLC | 31,999 | $2.23M | 0.00% | +17,714+124.0% | Added |
| Advisors Capital Management, LLC | 31,049 | $2.16M | 0.07% | +7,033+29.3% | Added |
| D. E. Shaw & Co., Inc. | 29,748 | $2.07M | 0.00% | +7,628+34.5% | Added |
| Genesee Capital Advisors, LLC | 27,566 | $1.92M | 0.95% | +27,566 | New |
| Lisanti Capital Growth, LLC | 26,610 | $1.85M | 0.27% | −40,360−60.3% | Reduced |
| Raymond James & Associates | 24,771 | $1.72M | 0.00% | +1,401+6.0% | Added |
| American International Group, Inc. | 24,521 | $1.71M | 0.01% | −583−2.3% | Reduced |
| LPL Financial LLC | 24,404 | $1.70M | 0.00% | +6,103+33.3% | Added |
| Manufacturers Life Insurance Company, The | 22,940 | $1.59M | 0.00% | −2,141−8.5% | Reduced |
| Stifel Financial Corp | 21,492 | $1.50M | 0.00% | −4,376−16.9% | Reduced |
| Midwest Wealth Management Inc. | 20,244 | $1.41M | 0.97% | +578+2.9% | Added |