| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | CHX | Common Stock | Award | $0 | +78,222 | +21% | $0.000000 | 451,950 | 16 Feb 2023 | Direct | |
| transaction | CHX | Common Stock | Tax liability | $347,151 | -11,166 | -2.5% | $31.09 | 440,784 | 17 Feb 2023 | Direct | |
| holding | CHX | Common Stock | 99,011 | 16 Feb 2023 | By Limited Partnership |