| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| de Cardenas Alberto | EVP, General Counsel | 800 S DOUGLAS ROAD, 12TH FLOOR, CORAL GABLES | Alberto de Cardenas | 12 Mar 2026 | 0001250037 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | MTZ | Common Stock | Tax liability | -4,838 | -4.8% | $297.81* | 96,511 | 10 Mar 2026 | Direct | F1 | |
| holding | MTZ | Common Stock | 8,084 | 10 Mar 2026 | By 401(k) Plan |
| Id | Content |
|---|---|
| F1 | Shares disposed of represent shares withheld by the Issuer to pay taxes due upon vesting of restricted stock. |