ISHARES TR's ticker is IBB and the CUSIP is 464287556. A total of 385 filers reported holding ISHARES TR in Q4 2014. The put-call ratio across all filers is 1.73 and the average weighting 0.6%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2015 | $211,000 | -59.9% | 625 | -63.9% | 0.25% | -61.4% |
| Q3 2015 | $526,000 | -97.7% | 1,733 | -97.1% | 0.64% | -95.8% |
| Q2 2015 | $22,466,000 | +21.0% | 60,064 | +11.1% | 15.05% | +13.2% |
| Q1 2015 | $18,566,000 | +22.8% | 54,061 | +8.5% | 13.30% | +3.9% |
| Q4 2014 | $15,118,000 | – | 49,836 | – | 12.79% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Elliott Investment Management L.P. | 4,617,600 | $564,686,304 | 4.37% |
| BOULDER HILL CAPITAL MANAGEMENT LP | 57,250 | $7,001,103 | 4.35% |
| DAFNA Capital Management LLC | 102,500 | $12,534,725 | 3.90% |
| Michelson Medical Research Foundation, Inc. | 43,395 | $5,306,775 | 3.58% |
| Rye Brook Capital LLC | 40,900 | $5,002 | 3.56% |
| Bronte Capital Management Pty Ltd. | 283,229 | $34,636,074 | 3.49% |
| FWL INVESTMENT MANAGEMENT, LLC | 39,504 | $4,830,944 | 3.24% |
| Alpha Family Trust | 34,568 | $4,227,321 | 3.22% |
| HARBOUR INVESTMENT MANAGEMENT LLC | 40,720 | $4,985,830 | 2.85% |
| CUMBERLAND ADVISORS INC | 51,490 | $6,296,712 | 2.79% |