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 | $45,128,148 | -19.3% | 1,030,323 | -9.1% | 0.05% | -16.4% |
| Q2 2023 | $55,920,783 | +18.6% | 1,132,917 | -0.4% | 0.06% | +14.6% |
| Q1 2023 | $47,144,111 | -6.1% | 1,137,373 | +0.5% | 0.05% | -9.4% |
| Q4 2022 | $50,226,889 | +14.8% | 1,131,746 | +1.2% | 0.05% | +8.2% |
| Q3 2022 | $43,745,000 | -4.4% | 1,118,830 | -0.1% | 0.05% | +2.1% |
| Q2 2022 | $45,756,000 | -37.9% | 1,119,805 | -0.1% | 0.05% | -23.8% |
| Q1 2022 | $73,642,000 | -12.6% | 1,121,394 | -7.5% | 0.06% | +40.0% |
| Q4 2021 | $84,251,000 | +6.4% | 1,211,722 | +6.4% | 0.04% | +2.3% |
| Q3 2021 | $79,171,000 | -22.2% | 1,138,346 | -11.2% | 0.04% | -18.5% |
| Q2 2021 | $101,738,000 | +13.4% | 1,282,457 | -6.4% | 0.05% | +17.4% |
| Q1 2021 | $89,754,000 | +52.4% | 1,369,866 | +29.5% | 0.05% | +58.6% |
| Q4 2020 | $58,889,000 | +4412.6% | 1,057,824 | +3133.1% | 0.03% | +2800.0% |
| Q3 2020 | $1,305,000 | -20.4% | 32,719 | -10.3% | 0.00% | 0.0% |
| Q2 2020 | $1,640,000 | +112.4% | 36,480 | +58.5% | 0.00% | 0.0% |
| Q1 2020 | $772,000 | -12.2% | 23,010 | -14.8% | 0.00% | 0.0% |
| Q4 2019 | $879,000 | +14.0% | 27,015 | -12.7% | 0.00% | 0.0% |
| Q3 2019 | $771,000 | -12.1% | 30,960 | +5.5% | 0.00% | 0.0% |
| Q2 2019 | $877,000 | +33.7% | 29,349 | +20.0% | 0.00% | 0.0% |
| Q1 2019 | $656,000 | -24.2% | 24,462 | -13.5% | 0.00% | 0.0% |
| Q4 2018 | $865,000 | +48.9% | 28,265 | +70.2% | 0.00% | 0.0% |
| Q3 2018 | $581,000 | -21.2% | 16,605 | -39.0% | 0.00% | 0.0% |
| Q2 2018 | $737,000 | +19.1% | 27,243 | -9.8% | 0.00% | 0.0% |
| Q1 2018 | $619,000 | +20.9% | 30,204 | +7.7% | 0.00% | – |
| Q4 2017 | $512,000 | -41.1% | 28,032 | -27.8% | 0.00% | -100.0% |
| Q3 2017 | $869,000 | +112.0% | 38,821 | +130.0% | 0.00% | – |
| Q2 2017 | $410,000 | +18.8% | 16,880 | -6.2% | 0.00% | – |
| Q1 2017 | $345,000 | -74.5% | 17,998 | -74.0% | 0.00% | -100.0% |
| Q4 2016 | $1,355,000 | +59.6% | 69,251 | +29.1% | 0.00% | 0.0% |
| Q3 2016 | $849,000 | +68.1% | 53,643 | +49.9% | 0.00% | 0.0% |
| Q2 2016 | $505,000 | +20.2% | 35,797 | +43.2% | 0.00% | 0.0% |
| Q1 2016 | $420,000 | -15.3% | 24,990 | +13.2% | 0.00% | 0.0% |
| Q4 2015 | $496,000 | -0.2% | 22,085 | -2.6% | 0.00% | 0.0% |
| Q3 2015 | $497,000 | -46.5% | 22,678 | -39.8% | 0.00% | 0.0% |
| Q2 2015 | $929,000 | +59.9% | 37,675 | +32.8% | 0.00% | 0.0% |
| Q1 2015 | $581,000 | +97.6% | 28,368 | +92.9% | 0.00% | – |
| Q4 2014 | $294,000 | -21.2% | 14,707 | -41.9% | 0.00% | – |
| Q3 2014 | $373,000 | -7.9% | 25,323 | +14.9% | 0.00% | – |
| Q2 2014 | $405,000 | -54.8% | 22,036 | -53.8% | 0.00% | -100.0% |
| Q1 2014 | $896,000 | +271.8% | 47,681 | +268.7% | 0.00% | – |
| Q4 2013 | $241,000 | – | 12,932 | – | 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% |