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 2022 | $10,000 | 0.0% | 250 | 0.0% | 0.00% | – |
| Q2 2022 | $10,000 | -37.5% | 250 | 0.0% | 0.00% | -100.0% |
| Q1 2022 | $16,000 | -5.9% | 250 | 0.0% | 0.00% | 0.0% |
| Q4 2021 | $17,000 | 0.0% | 250 | 0.0% | 0.00% | 0.0% |
| Q3 2021 | $17,000 | -15.0% | 250 | 0.0% | 0.00% | 0.0% |
| Q2 2021 | $20,000 | +25.0% | 250 | 0.0% | 0.00% | 0.0% |
| Q1 2021 | $16,000 | +14.3% | 250 | 0.0% | 0.00% | 0.0% |
| Q4 2020 | $14,000 | +40.0% | 250 | 0.0% | 0.00% | 0.0% |
| Q3 2020 | $10,000 | -9.1% | 250 | 0.0% | 0.00% | 0.0% |
| Q2 2020 | $11,000 | -99.9% | 250 | 0.0% | 0.00% | 0.0% |
| Q1 2020 | $8,398,000 | +3.3% | 250 | 0.0% | 0.00% | 0.0% |
| Q4 2019 | $8,128,000 | +30.4% | 250 | 0.0% | 0.00% | 0.0% |
| Q3 2019 | $6,235,000 | – | 250 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Hudson Executive Capital LP | 3,710,000 | $82,992,000 | 20.87% |
| First Light Asset Management, LLC | 1,033,736 | $23,125,000 | 7.32% |
| DAFNA Capital Management LLC | 384,145 | $8,593,000 | 5.34% |
| KOPP INVESTMENT ADVISORS LLC | 114,599 | $2,564,000 | 2.35% |
| PERKINS CAPITAL MANAGEMENT INC | 92,950 | $2,079,000 | 2.18% |
| Tamarack Advisers, LP | 100,000 | $2,237,000 | 1.37% |
| AlphaOne Investment Services, LLC | 170,525 | $3,815,000 | 1.01% |
| EMERALD ADVISERS, LLC | 560,701 | $12,543,000 | 0.51% |
| PEREGRINE CAPITAL MANAGEMENT LLC | 924,740 | $20,686,000 | 0.50% |
| EMERALD MUTUAL FUND ADVISERS TRUST | 499,190 | $11,167,000 | 0.46% |