| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Dennehy Robert | SVP, Operations | C/O MACOM TECHNOLOGY SOLUTIONS HOLDINGS, 100 CHELMSFORD STREET, LOWELL | /s/ Ambra R. Roth, Attorney-in-Fact | 27 Oct 2025 | 0001588004 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | MTSI | Common Stock | Tax liability | -$36,220 | -260 | -4% | $139.31 | 6,292 | 23 Oct 2025 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | Shares withheld by the Issuer to satisfy the Reporting Person's tax withholding obligations in connection with the vesting of restricted stock units on October 23, 2025. |