de Cardenas Alberto (CIK 1250037) reported 4 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-03-20). Recent activity: Buy MTZ (6,269 shares), Sell MTZ (4,838 shares), Sell MTZ (100 shares), Sell MTZ (9,900 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-03-20 | MASTEC INC (MTZ) | EVP, General Counsel | Buy | 6,269 | $0 |
| 2026-03-12 | MASTEC INC (MTZ) | EVP, General Counsel | Sell | 4,838 | $1.4M |
| 2025-08-07 | MASTEC INC (MTZ) | EVP, General Counsel | Sell | 100 | $18,070 |
| 2025-08-07 | MASTEC INC (MTZ) | EVP, General Counsel | Sell | 9,900 | $1.8M |
来源：SEC Form 4 申报文件 · 截至 2026-03-20