| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Chylak Robert Nestor | Senior Vice President | 1005 VIRGINIA DRIVE, FORT WASHINGTON | Zi Yao Lim, Attorney-in-Fact for Robert Nestor Chylak | 17 Oct 2025 | 0001887782 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | KLIC | Common Stock | Tax liability | $26,785 | -674 | -2.2% | $39.74 | 29,984 | 16 Oct 2025 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | Represents shares withheld by the Issuer to satisfy tax withholding obligations in connection with the vesting of 2,364 restricted stock units (RSUs) on October 16, 2025. This RSU vesting is in connection to an RSU award granted on October 16, 2024, of 7,094 shares. These shares that were withheld were not issued to or sold by the Reporting Person. |