ATRICURE INC's ticker is ATRC and the CUSIP is 04963C209. A total of 192 filers reported holding ATRICURE INC in Q1 2021. The put-call ratio across all filers is 0.09 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $5,124,148 | +102.2% | 116,990 | +127.9% | 0.00% | +100.0% |
| Q2 2023 | $2,533,994 | +13.8% | 51,337 | -4.4% | 0.00% | 0.0% |
| Q1 2023 | $2,226,943 | -1.2% | 53,726 | +5.8% | 0.00% | 0.0% |
| Q4 2022 | $2,253,306 | -4.8% | 50,773 | -16.1% | 0.00% | 0.0% |
| Q3 2022 | $2,367,000 | -5.2% | 60,531 | -1.0% | 0.00% | 0.0% |
| Q2 2022 | $2,498,000 | -34.3% | 61,127 | +5.6% | 0.00% | -50.0% |
| Q1 2022 | $3,803,000 | -6.6% | 57,907 | -1.1% | 0.00% | 0.0% |
| Q4 2021 | $4,071,000 | +4.7% | 58,556 | +4.7% | 0.00% | 0.0% |
| Q3 2021 | $3,890,000 | -8.7% | 55,926 | +4.1% | 0.00% | 0.0% |
| Q2 2021 | $4,261,000 | +33.9% | 53,712 | +10.6% | 0.00% | 0.0% |
| Q1 2021 | $3,182,000 | +216.0% | 48,566 | +168.5% | 0.00% | +100.0% |
| Q4 2020 | $1,007,000 | +121.8% | 18,086 | +59.0% | 0.00% | – |
| Q3 2020 | $454,000 | +0.2% | 11,374 | +12.8% | 0.00% | – |
| Q2 2020 | $453,000 | – | 10,085 | – | 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% |