CALPINE CORP's ticker is and the CUSIP is 131347904. A total of 4 filers reported holding CALPINE CORP in Q3 2013. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2013 | $194,000 | – | 10,000 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| GROUP ONE TRADING, L.P. | 135,000 | $2,988,000 | 0.04% |
| Virtu KCG Holdings LLC | 37,600 | $832,000 | 0.01% |
| Timber Hill LLC | 108,900 | $2,410,000 | 0.01% |
| Citadel Advisors | 193,400 | $4,280,000 | 0.00% |
| SIMPLEX TRADING, LLC | 55 | $5,000 | 0.00% |