ISHARES TR's ticker is IBB and the CUSIP is 464287556. A total of 418 filers reported holding ISHARES TR in Q1 2015. The put-call ratio across all filers is 2.53 and the average weighting 0.6%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2014 | $588,000 | -100.0% | 1,938 | -56.8% | 0.64% | -61.0% |
| Q3 2014 | $1,226,087,000 | +122508.7% | 4,481 | +15.2% | 1.64% | +108.8% |
| Q2 2014 | $1,000,000 | +12.0% | 3,891 | 0.0% | 0.79% | +22.9% |
| Q1 2014 | $893,000 | +15.5% | 3,891 | +14.2% | 0.64% | -6.1% |
| Q4 2013 | $773,000 | +233.2% | 3,406 | +209.1% | 0.68% | +228.4% |
| Q3 2013 | $232,000 | – | 1,102 | – | 0.21% | – |
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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% |