William E. Oberndorf, 10% Owner at CALPINE CORP (CPN), bought 455,305 shares at $10.73 ($4.9M) on 2008-10-28, disclosed to the SEC on 2008-10-30.
Open-market purchase of $4.9M CPN by 10% Owner. Below the thresholds we flag for high-conviction alerts (no C-suite role, rare reversal, cluster, or A-grade history).
Negative factors outweigh the positive ones.
| Filing → |
| APPF | BUY | 2015-07-13 | $67K | — | Filing → |
| APPF | BUY | 2015-07-09 | $111K | — | Filing → |
| APPF | BUY | 2015-07-07 | $127K | — | Filing → |