MTZ insider trading — Mastec Inc
No open-market insider purchases or sales were filed for Mastec Inc (MTZ) in the last 90 days. Other insider transactions — such as stock awards, option exercises or tax withholding — are listed below.
Updated Oct 16, 2026.
Recent MTZ insider transactions
Every Form 4 filed by Mastec Inc officers, directors and 10% owners in the last 90 days, newest first. P = open-market purchase, S = open-market sale; other codes are awards, option exercises, tax withholding or gifts.
| Trade date | Insider | Role | Type | Ownership | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|---|
| Aug 14, 2026 | Miranda Manuel Benito | Director | A · Grant/award | Direct | 152 | — | — | Form 4 |
| Aug 14, 2026 | Palomarez Javier Alberto | Director | A · Grant/award | Direct | 139 | — | — | Form 4 |
| Aug 14, 2026 | Palomarez Javier Alberto | Director | F · Tax withholding | Direct | 31 | $297.59 | $9K | Form 4 |
| Aug 14, 2026 | Csiszar Ernst N | Director | A · Grant/award | Direct | 152 | — | — | Form 4 |
| Aug 14, 2026 | Csiszar Ernst N | Director | F · Tax withholding | Direct | 34 | $297.59 | $10K | Form 4 |
| Aug 14, 2026 | Campbell C Robert | Director | A · Grant/award | Direct | 139 | — | — | Form 4 |
| Aug 14, 2026 | Dwyer Robert J | Director | A · Grant/award | Direct | 139 | — | — | Form 4 |
| Aug 14, 2026 | Dwyer Robert J | Director | F · Tax withholding | Direct | 31 | $297.59 | $9K | Form 4 |
| Aug 14, 2026 | Spiro Alex | Director | A · Grant/award | Direct | 139 | — | — | Form 4 |
| Aug 14, 2026 | Johnson Julia L | Director | A · Grant/award | Direct | 139 | — | — | Form 4 |
| Aug 14, 2026 | Parker Ava L | Director | A · Grant/award | Direct | 177 | — | — | Form 4 |
| Aug 14, 2026 | Parker Ava L | Director | F · Tax withholding | Direct | 20 | $297.59 | $6K | Form 4 |
MTZ insider trading FAQ
Are insiders buying MTZ stock?
Not on the open market. In the last 90 days, Mastec Inc insiders made no open-market purchases, and no open-market sales. Purchases with the insider's own money are generally seen as a stronger signal than sales, which happen for many reasons (taxes, diversification, planned 10b5-1 sales).
Who are the insiders trading MTZ?
No insider bought or sold on the open market in the last 90 days.
Where does MTZ insider trading data come from?
Every transaction comes from SEC Form 4 filings on EDGAR. Company officers, directors and 10% owners must file a Form 4 within two business days of buying or selling. InsiderBolt reads these filings directly from the SEC.
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Insider trading data is for informational purposes only and is not investment advice. Filings can be amended; always confirm details on SEC EDGAR.