David J. Butters, Director at GULFMARK OFFSHORE INC (GLF), bought 10,000 shares at $20.81 ($208K) on 2008-12-24, disclosed to the SEC on 2008-12-29.
Open-market purchase of $208k GLF 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 → |
| GLF | SELL | 2013-09-30 | $133K | — | Filing → |
| GLF | SELL | 2013-09-30 | $130K | — | Filing → |
| GLF | SELL | 2013-09-27 | $765K | — | Filing → |