ATRICURE INC's ticker is ATRC and the CUSIP is 04963C209. A total of 217 filers reported holding ATRICURE INC in Q4 2021. The put-call ratio across all filers is - and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $2,365 | -11.3% | 54 | 0.0% | 0.00% | 0.0% |
| Q2 2023 | $2,665 | +19.1% | 54 | 0.0% | 0.00% | 0.0% |
| Q1 2023 | $2,238 | -44.6% | 54 | -40.7% | 0.00% | -50.0% |
| Q4 2022 | $4,039 | -19.2% | 91 | -27.8% | 0.00% | -33.3% |
| Q3 2022 | $5,000 | 0.0% | 126 | 0.0% | 0.00% | 0.0% |
| Q2 2022 | $5,000 | -16.7% | 126 | +41.6% | 0.00% | 0.0% |
| Q4 2021 | $6,000 | 0.0% | 89 | 0.0% | 0.00% | 0.0% |
| Q3 2021 | $6,000 | -14.3% | 89 | 0.0% | 0.00% | -25.0% |
| Q2 2021 | $7,000 | +16.7% | 89 | 0.0% | 0.00% | +33.3% |
| Q1 2021 | $6,000 | 0.0% | 89 | -25.8% | 0.00% | -25.0% |
| Q4 2020 | $6,000 | +20.0% | 120 | 0.0% | 0.00% | -20.0% |
| Q2 2020 | $5,000 | 0.0% | 120 | -43.4% | 0.01% | +66.7% |
| Q3 2019 | $5,000 | -28.6% | 212 | -9.0% | 0.00% | -40.0% |
| Q2 2019 | $7,000 | +16.7% | 233 | 0.0% | 0.01% | 0.0% |
| Q1 2019 | $6,000 | -33.3% | 233 | -5.7% | 0.01% | +25.0% |
| Q3 2018 | $9,000 | – | 247 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Tamarack Advisers, LP | 350,000 | $13,965,000 | 4.30% |
| SECTORAL ASSET MANAGEMENT INC | 708,717 | $28,278,000 | 2.43% |
| First Light Asset Management, LLC | 561,018 | $22,385,000 | 2.29% |
| DAFNA Capital Management LLC | 133,229 | $5,316,000 | 1.73% |
| PERKINS CAPITAL MANAGEMENT INC | 44,350 | $1,770,000 | 1.63% |
| PURA VIDA INVESTMENTS, LLC | 645,003 | $25,736,000 | 1.33% |
| Acuitas Investments, LLC | 46,353 | $1,849,000 | 1.30% |
| EMERALD MUTUAL FUND ADVISERS TRUST | 477,064 | $19,035,000 | 0.84% |
| EMERALD ADVISERS, LLC | 500,848 | $19,984,000 | 0.82% |
| Orbimed Advisors | 1,228,189 | $49,005,000 | 0.62% |