| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | CHX | Common Stock | Award | $0 | +1,955 | +7.1% | $0.000000 | 29,530 | 10 May 2023 | Direct |
Stephen K. Wagner is no longer subject to Section 16 filing requirements. Form 4 or Form 5 obligations may continue.