Ernst N. Csiszar, Director at MASTEC INC (MTZ), sold 6,500 shares at $371.17 ($2.4M) on 2026-06-03, disclosed to the SEC on 2026-06-05.
Open-market sale of $2.4M MTZ by Director. Not flagged as scheduled, tax-driven, or recurring — but no specific bearish signal from our filters. Reasons for insider sales vary widely.
Nothing distinguishes this filing.
| Filing → |
| MTZ | SELL | 2024-08-26 | $1.1M | — | Filing → |
| MTZ | SELL | 2021-03-31 | $285K | — | Filing → |
| MTZ | SELL | 2021-03-25 | $153K | — | Filing → |