ATRICURE INC's ticker is ATRC and the CUSIP is 04963C209. A total of 156 filers reported holding ATRICURE INC in Q1 2020. The put-call ratio across all filers is 0.15 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2024 | $547 | -25.1% | 24 | 0.0% | 0.00% | – |
| Q1 2024 | $730 | -14.8% | 24 | 0.0% | 0.00% | – |
| Q4 2023 | $857 | -18.5% | 24 | 0.0% | 0.00% | – |
| Q3 2023 | $1,052 | -66.6% | 24 | -66.2% | 0.00% | -100.0% |
| Q2 2023 | $3,151 | 0.0% | 71 | 0.0% | 0.00% | 0.0% |
| Q1 2023 | $3,151 | 0.0% | 71 | 0.0% | 0.00% | 0.0% |
| Q4 2022 | $3,151 | -79.0% | 71 | -82.3% | 0.00% | -75.0% |
| Q3 2022 | $15,000 | -21.1% | 401 | -3.4% | 0.00% | -20.0% |
| Q2 2022 | $19,000 | -26.9% | 415 | +5.1% | 0.01% | -16.7% |
| Q1 2022 | $26,000 | +30.0% | 395 | +34.4% | 0.01% | +20.0% |
| Q4 2021 | $20,000 | 0.0% | 294 | +3.2% | 0.01% | 0.0% |
| Q3 2021 | $20,000 | -13.0% | 285 | 0.0% | 0.01% | -16.7% |
| Q2 2021 | $23,000 | +21.1% | 285 | +0.7% | 0.01% | +20.0% |
| Q1 2021 | $19,000 | +18.8% | 283 | 0.0% | 0.01% | 0.0% |
| Q4 2020 | $16,000 | +45.5% | 283 | 0.0% | 0.01% | +150.0% |
| Q3 2020 | $11,000 | +450.0% | 283 | +434.0% | 0.00% | +100.0% |
| Q2 2020 | $2,000 | +100.0% | 53 | +55.9% | 0.00% | – |
| Q1 2020 | $1,000 | – | 34 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Tamarack Advisers, LP | 675,000 | $21,195,000 | 6.44% |
| First Light Asset Management, LLC | 1,111,740 | $33,174,000 | 4.61% |
| KOPP INVESTMENT ADVISORS LLC | 134,696 | $4,019,000 | 4.58% |
| DAFNA Capital Management LLC | 318,729 | $9,511,000 | 3.58% |
| Endurant Capital Management LP | 219,038 | $6,536,000 | 2.58% |
| QUANTUM CAPITAL MANAGEMENT | 119,440 | $3,564,000 | 1.95% |
| SECTORAL ASSET MANAGEMENT INC | 387,224 | $11,555,000 | 1.38% |
| PERKINS CAPITAL MANAGEMENT INC | 60,750 | $1,813,000 | 1.27% |
| OBERWEIS ASSET MANAGEMENT INC/ | 204,950 | $6,116,000 | 1.11% |
| AlphaOne Investment Services, LLC | 45,801 | $1,367,000 | 1.06% |