| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| SADASIVAM SHAKER | Director | P O BOX 8, SAINT PETERS | /s/ Christopher M. Forrester, Attorney-in-Fact | 05 Jun 2025 | 0001233432 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | COHR | Common Stock | Options Exercise | $200,231 | +9,240 | +21% | $21.67 | 52,382 | 03 Jun 2025 | Direct | |
| transaction | COHR | Common Stock | Options Exercise | $200,925 | +5,700 | +11% | $35.25 | 58,082 | 03 Jun 2025 | Direct | |
| transaction | COHR | Common Stock | Options Exercise | $200,598 | +4,020 | +6.9% | $49.90 | 62,102 | 03 Jun 2025 | Direct | |
| transaction | COHR | Common Stock | Options Exercise | $212,487 | +5,812 | +9.4% | $36.56 | 67,914 | 03 Jun 2025 | Direct | |
| transaction | COHR | Common Stock | Sale | $2,343,360 | -29,292 | -43% | $80.00 | 38,622 | 03 Jun 2025 | Direct |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | COHR | Option (Right to buy) | Options Exercise | $0 | +9,240 | $0.000000 | 0 | 03 Jun 2025 | Common Stock | 9,240 | $21.67 | Direct | F1 | |
| transaction | COHR | Option (Right to buy) | Options Exercise | $0 | +5,700 | $0.000000 | 0 | 03 Jun 2025 | Common Stock | 5,700 | $35.25 | Direct | F2 | |
| transaction | COHR | Option (Right to buy) | Options Exercise | $0 | +4,020 | $0.000000 | 0 | 03 Jun 2025 | Common Stock | 4,020 | $49.90 | Direct | F3 | |
| transaction | COHR | Option (Right to buy) | Options Exercise | $0 | +5,812 | $0.000000 | 0 | 03 Jun 2025 | Common Stock | 5,812 | $36.56 | Direct | F4 |
| Id | Content |
|---|---|
| F1 | These options vested in four equal annual installments beginning on August 20, 2017. |
| F2 | These options vested in four equal annual installments beginning on August 18, 2018. |
| F3 | These options vested in four equal annual installments beginning on August 28, 2019. |
| F4 | These options vested in four equal annual installments beginning on August 28, 2020. |
Exhibit 24 - Power of Attorney