ISHARES TR's ticker is IBB and the CUSIP is 464287556. A total of 644 filers reported holding ISHARES TR in Q3 2018. The put-call ratio across all filers is 1.77 and the average weighting 0.4%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2018 | $4,268,000 | -99.9% | 35,000 | 0.0% | 1.59% | -11.0% |
| Q2 2018 | $3,843,700,000 | +102782.8% | 35,000 | 0.0% | 1.79% | -0.2% |
| Q1 2018 | $3,736,000 | +55.5% | 35,000 | +55.6% | 1.79% | +53.9% |
| Q4 2017 | $2,402,000 | -4.0% | 22,500 | +200.0% | 1.16% | -18.9% |
| Q3 2017 | $2,502,000 | -46.2% | 7,500 | -50.0% | 1.44% | -38.6% |
| Q2 2017 | $4,651,000 | +803.1% | 15,000 | +650.0% | 2.34% | +375.2% |
| Q2 2016 | $515,000 | – | 2,000 | – | 0.49% | – |
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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% |