WESTERN DIGITAL CORP's ticker is and the CUSIP is 958102905. A total of 4 filers reported holding WESTERN DIGITAL CORP in Q4 2013. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2015 | $369,000 | +76.6% | 4,700 | +104.3% | 0.01% | +75.0% |
| Q1 2015 | $209,000 | -70.0% | 2,300 | -63.5% | 0.00% | -63.6% |
| Q4 2014 | $697,000 | -63.1% | 6,300 | -67.5% | 0.01% | -69.4% |
| Q3 2014 | $1,888,000 | -1.7% | 19,400 | -6.7% | 0.04% | +20.0% |
| Q2 2014 | $1,920,000 | -35.1% | 20,800 | -35.4% | 0.03% | -18.9% |
| Q1 2014 | $2,957,000 | +552.8% | 32,200 | +496.3% | 0.04% | +640.0% |
| Q4 2013 | $453,000 | -18.8% | 5,400 | -38.6% | 0.01% | -28.6% |
| Q3 2013 | $558,000 | – | 8,800 | – | 0.01% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| CMT Capital Markets Trading GmbH | 335,000 | $15,286 | 0.20% |
| CenterStar Asset Management, LLC | 14,900 | $679,887 | 0.14% |
| Capital Markets Trading UK LLP | 110,000 | $5,019 | 0.07% |
| GROUP ONE TRADING, L.P. | 94,400 | $4,307,472 | 0.01% |
| SIMPLEX TRADING, LLC | 387,100 | $17,663 | 0.01% |
| IMC-Chicago, LLC | 189,700 | $8,656,011 | 0.01% |
| JANE STREET GROUP, LLC | 518,000 | $23,636,340 | 0.01% |
| Allianz Asset Management GmbH | 14,800 | $675,324 | 0.00% |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | 0 | $0 | 0.00% |
| Coppell Advisory Solutions LLC | 0 | $0 | 0.00% |