Showing up to 300 most recent insider transactions from the last 12 months.
| Insider | Symbol | Class | Transaction | % | Value $ | * Price $ | Shares | Shares Owned | Date | Ownership |
|---|---|---|---|---|---|---|---|---|---|---|
| Julia Wright | CHX | Common Stock | Disposed to Issuer | -100% | -147,784 | 0 | 16 Jul 2025 | Direct | ||
| Paul E. Mahoney | CHX | Common Stock | Disposed to Issuer | -100% | -201,144 | 0 | 16 Jul 2025 | Direct | ||
| Paul E. Mahoney | CHX | Stock Appreciation Right | Disposed to Issuer | -100% | -19,475 | 0 | 16 Jul 2025 | Direct | ||
| Kenneth M. Fisher | CHX | Common Stock | Disposed to Issuer | -100% | -242,092 | 0 | 16 Jul 2025 | Direct | ||
| Mamatha Chamarthi | CHX | Common Stock | Disposed to Issuer | -100% | -36,696 | 0 | 16 Jul 2025 | Direct | ||
| Mamatha Chamarthi | CHX | Common Stock | Award | 8.17% | 2,771 | 36,696 | 16 Jul 2025 | Direct | ||
| Robert K. Galloway | CHX | Common Stock | Disposed to Issuer | -100% | -83,980 | 0 | 16 Jul 2025 | Direct | ||
| Robert K. Galloway | CHX | Stock Appreciation Right | Disposed to Issuer | -100% | -14,606 | 0 | 16 Jul 2025 | Direct | ||
| Heidi S. Alderman | CHX | Common Stock | Disposed to Issuer | -100% | -1,000 | 0 | 16 Jul 2025 | By Spouse | ||
| Heidi S. Alderman | CHX | Common Stock | Disposed to Issuer | -100% | -26,066 | 0 | 16 Jul 2025 | Direct | ||
| Heidi S. Alderman | CHX | Common Stock | Award | 11.9% | 2,771 | 26,066 | 16 Jul 2025 | Direct | ||
| William O'Dell Jr. | CHX | Common Stock | Disposed to Issuer | -100% | -78,139 | 0 | 16 Jul 2025 | Direct | ||
| William O'Dell Jr. | CHX | Stock Option (Right to Buy) | Disposed to Issuer | -100% | -43,499 | 0 | 16 Jul 2025 | Direct | ||
| Elaine M. Pickle | CHX | Common Stock | Disposed to Issuer | -100% | -10,592 | 0 | 16 Jul 2025 | Direct | ||
| Elaine M. Pickle | CHX | Common Stock | Award | 35.4% | 2,771 | 10,592 | 16 Jul 2025 | Direct | ||
| Syed Raza | CHX | Common Stock | Disposed to Issuer | -100% | -88,915 | 0 | 16 Jul 2025 | Direct | ||
| Deric D. Bryant | CHX | Common Stock | Disposed to Issuer | -100% | -386,340 | 0 | 16 Jul 2025 | Direct | ||
| Deric D. Bryant | CHX | Stock Option (Right to Buy) | Disposed to Issuer | -100% | -723,776 | 0 | 16 Jul 2025 | Direct | ||
| Daniel Wayne Rabun | CHX | Common Stock | Disposed to Issuer | -100% | -39,221 | 0 | 16 Jul 2025 | Direct | ||
| Daniel Wayne Rabun | CHX | Common Stock | Award | 7.6% | 2,771 | 39,221 | 16 Jul 2025 | Direct | ||
| Sivasankaran Somasundaram | CHX | Common Stock | Disposed to Issuer | -100% | -99,011 | 0 | 16 Jul 2025 | By Limited Partnership | ||
| Sivasankaran Somasundaram | CHX | Common Stock | Disposed to Issuer | -100% | -844,813 | 0 | 16 Jul 2025 | Direct | ||
| Antoine Marcos | CHX | Common Stock | Disposed to Issuer | -100% | -66,538 | 0 | 16 Jul 2025 | Direct | ||
| Stuart D. Porter | CHX | Common Stock | Disposed to Issuer | -100% | -26,066 | 0 | 16 Jul 2025 | Direct | ||
| Stuart D. Porter | CHX | Common Stock | Award | 11.9% | 2,771 | 26,066 | 16 Jul 2025 | Direct | ||
| Gary Luquette | CHX | Common Stock | Disposed to Issuer | -100% | -36,696 | 0 | 16 Jul 2025 | Direct | ||
| Gary Luquette | CHX | Common Stock | Award | 8.17% | 2,771 | 36,696 | 16 Jul 2025 | Direct | ||
| Jordan Zweig | CHX | Common Stock | Disposed to Issuer | -100% | -90,494 | 0 | 16 Jul 2025 | Direct | ||
| Jordan Zweig | CHX | Stock Option (Right to Buy) | Disposed to Issuer | -100% | -214,493 | 0 | 16 Jul 2025 | Direct | ||
| Fierro A. Carlos | CHX | Common Stock | Disposed to Issuer | -100% | -13,592 | 0 | 16 Jul 2025 | Direct | ||
| Fierro A. Carlos | CHX | Common Stock | Award | 25.6% | 2,771 | 13,592 | 16 Jul 2025 | Direct |