Gary A. Kolstad, President and CEO at CARBO CERAMICS INC (CRR), bought 10,000 shares at $4.77 ($48K) on 2018-12-04, disclosed to the SEC on 2018-12-04.
High-signal trade — passes our conviction filters but the AI narrative is still being generated. Check back shortly.
Clearly above the average filing.
| Filing → |
| CRR | BUY | 2019-07-30 | $53K | — | Filing → |
| CRR | BUY | 2018-05-17 | $43K | — | Filing → |
| CRR | BUY | 2018-05-08 | $27K | — | Filing → |