HEARTWARE INTL INC's ticker is HTWR and the CUSIP is 422368100. A total of 117 filers reported holding HEARTWARE INTL INC in Q1 2015. The put-call ratio across all filers is 0.80 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2016 | $3,142,000 | -7.0% | 100,000 | +49.3% | 0.62% | +22.1% |
| Q4 2015 | $3,377,000 | -25.8% | 67,000 | -23.0% | 0.51% | -29.6% |
| Q3 2015 | $4,551,000 | +298.9% | 87,000 | +454.1% | 0.73% | +429.9% |
| Q2 2015 | $1,141,000 | -59.1% | 15,700 | -58.7% | 0.14% | -83.1% |
| Q4 2014 | $2,790,000 | – | 38,000 | – | 0.81% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| PURA VIDA INVESTMENTS, LLC | 50,000 | $3,672,000 | 1.35% |
| Rock Springs Capital Management LP | 120,000 | $8,812,000 | 1.03% |
| Rhenman & Partners Asset Management AB | 38,000 | $2,790,000 | 0.81% |
| SECTORAL ASSET MANAGEMENT INC | 168,525 | $12,375,000 | 0.56% |
| DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C) | 164,800 | $12,101,000 | 0.44% |
| Cortina Asset Management, LLC | 121,722 | $8,938,000 | 0.40% |
| ADAGE CAPITAL PARTNERS GP, L.L.C. | 2,006,236 | $147,317,000 | 0.36% |
| NJ State Employees Deferred Compensation Plan | 23,000 | $1,689,000 | 0.33% |
| Broadfin Capital, LLC | 100,000 | $7,344,000 | 0.32% |
| FORTALEZA ASSET MANAGEMENT INC/ | 7,530 | $553,000 | 0.25% |