Gary A. Kolstad, President and CEO at CARBO CERAMICS INC (CRR), bought 10,000 shares at $8.49 ($85K) on 2018-05-01, disclosed to the SEC on 2018-05-01.
High-signal trade — passes our conviction filters but the AI narrative is still being generated. Check back shortly.
Something here stands out, but not much.
| Filing → |
| CRR | BUY | 2019-07-30 | $53K | — | Filing → |
| CRR | BUY | 2018-12-04 | $48K | — | Filing → |
| CRR | BUY | 2018-05-17 | $43K | — | Filing → |