| Date | Name | Title | Action | No Shares | Price Per Share |
|---|---|---|---|---|---|
Insider Transactions For COHR | |||||
| 2026-05-12 | Luther, Sherri R | Chief Financial Officer | Sold | 2000 | $372.96 |
| 2026-05-11 | Xia, Howard H. | Director | Sold | 2000 | $0.00 |
| 2026-05-11 | Xia, Howard H. | Director | Sold | 500 | $368.00 |
| 2026-05-11 | Xia, Howard H. | Director | Sold | 500 | $358.00 |
| 2026-05-11 | Xia, Howard H. | Director | Sold | 500 | $348.00 |
| 2026-05-11 | Xia, Howard H. | Director | Sold | 500 | $344.00 |
| 2026-05-11 | Xia, Howard H. | Director | Purchased | 2000 | $21.67 |
| 2026-04-22 | Luther, Sherri R | Chief Financial Officer | Sold | 2000 | $351.00 |
| 2026-03-17 | Xia, Howard H. | Director | Purchased | 3240 | $21.67 |
| 2026-03-17 | Xia, Howard H. | Director | Sold | 3240 | $0.00 |
| 2026-03-17 | Xia, Howard H. | Director | Sold | 1240 | $236.22 |
| 2026-03-17 | Xia, Howard H. | Director | Sold | 1000 | $244.46 |
| 2026-03-17 | Xia, Howard H. | Director | Sold | 1000 | $245.57 |
| 2026-03-16 | Xia, Howard H. | Director | Purchased | 1000 | $21.67 |
| 2026-03-16 | Xia, Howard H. | Director | Sold | 1000 | $0.00 |
| 2026-03-16 | Xia, Howard H. | Director | Sold | 1000 | $258.00 |
| 2026-03-10 | Eng, Julie Sheridan | Chief Technology Officer | Sold | 1454 | $258.18 |
| 2026-03-09 | Skaggs, Stephen A | Director | Sold | 3523 | $243.13 |
| 2026-03-06 | Digirolomo, Enrico | Director | Sold | 2906 | $0.00 |
| 2026-03-06 | Digirolomo, Enrico | Director | Sold | 1005 | $0.00 |