ATRICURE INC's ticker is ATRC and the CUSIP is 04963C209. A total of 212 filers reported holding ATRICURE INC in Q2 2021. The put-call ratio across all filers is 0.20 and the average weighting 0.1%.
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 ↓ |
|---|---|---|---|
| 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% |