ATRICURE INC's ticker is ATRC and the CUSIP is 04963C209. A total of 128 filers reported holding ATRICURE INC in Q3 2018. The put-call ratio across all filers is - and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2021 | $46,000 | -60.3% | 657 | -55.2% | 0.00% | -100.0% |
| Q2 2021 | $116,000 | +190.0% | 1,466 | +141.1% | 0.00% | – |
| Q1 2021 | $40,000 | -14.9% | 608 | -41.4% | 0.00% | -100.0% |
| Q2 2020 | $47,000 | +74.1% | 1,038 | +30.1% | 0.00% | 0.0% |
| Q1 2020 | $27,000 | +285.7% | 798 | +196.7% | 0.00% | – |
| Q1 2019 | $7,000 | -12.5% | 269 | +5.9% | 0.00% | – |
| Q4 2018 | $8,000 | +14.3% | 254 | +23.9% | 0.00% | – |
| Q3 2018 | $7,000 | – | 205 | – | 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% |