William N. Hahne, Director at WHITING PETROLEUM CORP (WLL), bought 1,000 shares at $46.79 ($47K) on 2011-11-09, disclosed to the SEC on 2011-11-09.
Open-market purchase of $47k WLL by Director. Below the thresholds we flag for high-conviction alerts (no C-suite role, rare reversal, cluster, or A-grade history).
Nothing distinguishes this filing.
| Filing → |
| WLL | BUY | 2011-08-01 | $59K | — | Filing → |
| WLL | BUY | 2008-08-04 | $172K | — | Filing → |
| HK | SELL | 2007-09-06 | $618K | — | Filing → |