ISHARES TR's ticker is IBB and the CUSIP is 464287556. A total of 618 filers reported holding ISHARES TR in Q1 2018. The put-call ratio across all filers is 1.72 and the average weighting 0.4%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2021 | $52,696,000 | +56.3% | 350,000 | +57.3% | 1.50% | +22.6% |
| Q4 2020 | $33,707,000 | -10.0% | 222,500 | -19.5% | 1.22% | -36.5% |
| Q3 2020 | $37,441,000 | +244.6% | 276,500 | +153.2% | 1.93% | +4.0% |
| Q3 2019 | $10,865,000 | +56.6% | 109,200 | +68.0% | 1.86% | -36.1% |
| Q4 2017 | $6,940,000 | +108.0% | 65,000 | +550.0% | 2.90% | +197.5% |
| Q3 2017 | $3,336,000 | -45.2% | 10,000 | -44.4% | 0.98% | -62.0% |
| Q4 2015 | $6,090,000 | – | 18,000 | – | 2.57% | – |
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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% |