CALPINE CORP's ticker is and the CUSIP is 131347954. A total of 4 filers reported holding CALPINE CORP in Q4 2013. The put-call ratio across all filers is - and the average weighting 0.0%.
Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| GROUP ONE TRADING, L.P. | 122,800 | $2,396,000 | 0.04% |
| Virtu KCG Holdings LLC | 12,200 | $238,000 | 0.00% |
| Timber Hill LLC | 38,500 | $751,000 | 0.00% |
| Citadel Advisors | 81,400 | $1,588,000 | 0.00% |