ATRICURE INC's ticker is ATRC and the CUSIP is 04963C209. A total of 147 filers reported holding ATRICURE INC in Q2 2019. The put-call ratio across all filers is 0.01 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2022 | $22 | -100.0% | 500 | -56.8% | 0.00% | – |
| Q3 2022 | $45,000 | +650.0% | 1,158 | +1329.6% | 0.00% | – |
| Q3 2021 | $6,000 | 0.0% | 81 | 0.0% | 0.00% | – |
| Q2 2021 | $6,000 | -83.8% | 81 | -88.1% | 0.00% | – |
| Q4 2020 | $37,000 | -62.2% | 679 | -69.0% | 0.00% | – |
| Q2 2020 | $98,000 | +69.0% | 2,188 | -6.4% | 0.00% | – |
| Q3 2019 | $58,000 | -34.1% | 2,337 | -20.8% | 0.00% | – |
| Q2 2019 | $88,000 | +877.8% | 2,950 | +701.6% | 0.00% | – |
| Q1 2019 | $9,000 | -43.8% | 368 | -23.5% | 0.00% | – |
| Q3 2018 | $16,000 | -84.2% | 481 | -87.2% | 0.00% | – |
| Q2 2018 | $101,000 | +4950.0% | 3,763 | +3320.9% | 0.00% | – |
| Q1 2018 | $2,000 | -94.9% | 110 | -94.9% | 0.00% | -100.0% |
| Q4 2017 | $39,000 | +1200.0% | 2,171 | +1300.6% | 0.00% | – |
| Q3 2017 | $3,000 | 0.0% | 155 | +23.0% | 0.00% | – |
| Q2 2017 | $3,000 | – | 126 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Tamarack Advisers, LP | 600,000 | $18,360,000 | 7.49% |
| DAFNA Capital Management LLC | 318,729 | $9,753,000 | 4.85% |
| First Light Asset Management, LLC | 965,797 | $29,553,000 | 4.71% |
| KOPP INVESTMENT ADVISORS LLC | 142,882 | $4,372,000 | 4.26% |
| Hudson Executive Capital LP | 5,317,956 | $162,728,000 | 4.13% |
| QUANTUM CAPITAL MANAGEMENT | 126,190 | $3,861,000 | 2.24% |
| PERKINS CAPITAL MANAGEMENT INC | 75,750 | $2,318,000 | 1.80% |
| AlphaOne Investment Services, LLC | 133,286 | $4,079,000 | 1.69% |
| OBERWEIS ASSET MANAGEMENT INC/ | 231,120 | $7,072,000 | 1.58% |
| SECTORAL ASSET MANAGEMENT INC | 355,728 | $10,885,000 | 1.48% |