ATRICURE INC's ticker is ATRC and the CUSIP is 04963C209. A total of 161 filers reported holding ATRICURE INC in Q1 2019. The put-call ratio across all filers is 0.14 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2019 | $172,000 | +1046.7% | 5,311 | +770.7% | 0.00% | – |
| Q3 2019 | $15,000 | -28.6% | 610 | -12.7% | 0.00% | – |
| Q2 2019 | $21,000 | 0.0% | 699 | -10.7% | 0.00% | – |
| Q1 2019 | $21,000 | -16.0% | 783 | -2.0% | 0.00% | – |
| Q4 2018 | $25,000 | +4.2% | 799 | +13.8% | 0.00% | – |
| Q3 2018 | $24,000 | +100.0% | 702 | +16.6% | 0.00% | – |
| Q2 2018 | $12,000 | 0.0% | 602 | 0.0% | 0.00% | – |
| Q1 2018 | $12,000 | +300.0% | 602 | +276.2% | 0.00% | – |
| Q4 2017 | $3,000 | -66.7% | 160 | -58.8% | 0.00% | – |
| Q3 2017 | $9,000 | 0.0% | 388 | 0.0% | 0.00% | – |
| Q2 2017 | $9,000 | +28.6% | 388 | 0.0% | 0.00% | – |
| Q1 2017 | $7,000 | +16.7% | 388 | +16.5% | 0.00% | – |
| Q4 2016 | $6,000 | +100.0% | 333 | +108.1% | 0.00% | – |
| Q3 2016 | $3,000 | +50.0% | 160 | 0.0% | 0.00% | – |
| Q2 2016 | $2,000 | -33.3% | 160 | 0.0% | 0.00% | – |
| Q1 2016 | $3,000 | -25.0% | 160 | 0.0% | 0.00% | – |
| Q4 2015 | $4,000 | 0.0% | 160 | 0.0% | 0.00% | – |
| Q3 2015 | $4,000 | 0.0% | 160 | 0.0% | 0.00% | – |
| Q2 2015 | $4,000 | +33.3% | 160 | 0.0% | 0.00% | – |
| Q1 2015 | $3,000 | 0.0% | 160 | 0.0% | 0.00% | – |
| Q4 2014 | $3,000 | +50.0% | 160 | 0.0% | 0.00% | – |
| Q3 2014 | $2,000 | -33.3% | 160 | 0.0% | 0.00% | – |
| Q2 2014 | $3,000 | 0.0% | 160 | 0.0% | 0.00% | – |
| Q1 2014 | $3,000 | 0.0% | 160 | 0.0% | 0.00% | – |
| Q4 2013 | $3,000 | – | 160 | – | 0.00% | – |
Download | ||||||
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% |