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 2023 | $414,786 | -11.9% | 9,470 | -0.7% | 0.01% | -14.3% |
| Q2 2023 | $470,796 | +16.3% | 9,538 | -2.3% | 0.01% | +16.7% |
| Q1 2023 | $404,718 | -1.4% | 9,764 | +5.6% | 0.01% | -14.3% |
| Q4 2022 | $410,515 | -5.8% | 9,250 | -17.0% | 0.01% | -12.5% |
| Q3 2022 | $436,000 | -4.8% | 11,141 | -0.6% | 0.01% | 0.0% |
| Q2 2022 | $458,000 | -39.7% | 11,206 | -3.0% | 0.01% | -27.3% |
| Q1 2022 | $759,000 | -6.2% | 11,552 | -0.7% | 0.01% | 0.0% |
| Q4 2021 | $809,000 | -3.0% | 11,636 | -2.9% | 0.01% | -8.3% |
| Q3 2021 | $834,000 | -15.6% | 11,989 | -3.7% | 0.01% | -14.3% |
| Q2 2021 | $988,000 | +18.2% | 12,456 | -2.4% | 0.01% | +7.7% |
| Q1 2021 | $836,000 | +16.3% | 12,761 | -1.3% | 0.01% | +8.3% |
| Q4 2020 | $719,000 | +107.2% | 12,923 | +48.5% | 0.01% | +71.4% |
| Q3 2020 | $347,000 | -12.4% | 8,703 | -1.2% | 0.01% | -12.5% |
| Q2 2020 | $396,000 | +500.0% | 8,805 | +351.1% | 0.01% | +300.0% |
| Q1 2020 | $66,000 | -2.9% | 1,952 | -6.6% | 0.00% | +100.0% |
| Q4 2019 | $68,000 | +70.0% | 2,091 | +31.6% | 0.00% | 0.0% |
| Q3 2019 | $40,000 | -16.7% | 1,589 | -0.5% | 0.00% | 0.0% |
| Q2 2019 | $48,000 | +140.0% | 1,597 | +114.7% | 0.00% | – |
| Q1 2019 | $20,000 | -9.1% | 744 | +5.5% | 0.00% | -100.0% |
| Q4 2018 | $22,000 | – | 705 | – | 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% |