MASTEC INC (MTZ) has 9 SEC Form 4 insider filings on record in the last 90 days. Most recent filing: Aug. 18, 2026.
| Date | Insider | Value | Shares | Stake | Pre-planned | Links |
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| Aug. 18, 2026 filed Aug. 14, 2026 | Miranda Manuel Benito Director | $0 | 152 | New | No | |
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| Aug. 18, 2026 filed Aug. 14, 2026 | Palomarez Javier Alberto Director | — | +108 | +1% | No | |
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| Aug. 18, 2026 filed Aug. 14, 2026 | Csiszar Ernst N Director | — | +118 | +1% | No | |
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| Aug. 18, 2026 filed Aug. 14, 2026 | Campbell C Robert Director | $0 | 139 | +0% | No | |
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| Aug. 18, 2026 filed Aug. 14, 2026 | Dwyer Robert J Director | — | +108 | +1% | No | |
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Showing the 5 most recent of 9 filings in the last 90 days.
Form 4 is the filing company officers, directors and 10% shareholders must submit to the SEC within two business days of trading their own company's stock. Open-market purchases generally carry more signal than sales, which are often scheduled in advance. More on how this works.
Real-time Telegram alerts the moment a Form 4 is filed. Filings shown here are delayed by 72 hours.
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