Evan Guillemin, Director at MESA LABORATORIES INC /CO (MLAB), bought 40,000 shares at $24.75 ($990K) on 2010-12-21, disclosed to the SEC on 2010-12-22.
Open-market purchase of $990k MLAB 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 → |
| MLAB | SELL | 2021-07-19 | $406K | — | Filing → |
| MLAB | SELL | 2021-06-16 | $369K | — | Filing → |
| MLAB | SELL | 2021-05-18 | $176K | — | Filing → |