| Symbol | Relationship | Date | Transaction | Cost | # Shares | Value($) | Total Shares | Form 4 |
| CBTX | Sr. EVP Gen Counsel | May 05, 2020 | Buy | $17.69 | 2,800 | 49,539 | 18,289 | May 06, 2020, 04:46 PM |
| CBTX | Sr. EVP Gen Counsel | Apr 29, 2019 | Option Exercise | $32.27 | 15,000 | 484,050 | 15,000 | May 01, 2019, 02:44 PM |
| Symbol | Relationship | Date | Transaction | Value($) |
| CBTX | Sr. EVP Gen Counsel | May 05, 2020 | Buy | 49,539 |
| CBTX | Sr. EVP Gen Counsel | Apr 29, 2019 | Option Exercise | 484,050 |