# Mastec Inc (MTZ) insider trading, Q3 2026

Canonical: https://sec-api.dev/insider-trading/mtz

> 12 non-derivative transactions: 0 purchases, 0 sales. CIK 15615.

| Date | Insider | Relationship | Code | Shares | Price | Owned after | Filing |
| --- | --- | --- | --- | --- | --- | --- | --- |
| 2026-08-14 | Parker Ava L | Director | A | 177.0 | 0.0 | 5569.0 | https://www.sec.gov/Archives/edgar/data/15615/000001561526000106/0000015615-26-000106-index.htm |
| 2026-08-14 | Parker Ava L | Director | F | 20.0 | 297.59 | 5549.0 | https://www.sec.gov/Archives/edgar/data/15615/000001561526000106/0000015615-26-000106-index.htm |
| 2026-08-14 | JOHNSON JULIA L | Director | A | 139.0 | 0.0 | 73474.0 | https://www.sec.gov/Archives/edgar/data/15615/000001561526000107/0000015615-26-000107-index.htm |
| 2026-08-14 | Dwyer Robert J | Director | A | 139.0 | 0.0 | 20991.0 | https://www.sec.gov/Archives/edgar/data/15615/000001561526000108/0000015615-26-000108-index.htm |
| 2026-08-14 | Dwyer Robert J | Director | F | 31.0 | 297.59 | 20960.0 | https://www.sec.gov/Archives/edgar/data/15615/000001561526000108/0000015615-26-000108-index.htm |
| 2026-08-14 | Spiro Alex | Director | A | 139.0 | 0.0 | 139.0 | https://www.sec.gov/Archives/edgar/data/15615/000001561526000109/0000015615-26-000109-index.htm |
| 2026-08-14 | Campbell C Robert | Director | A | 139.0 | 0.0 | 30880.0 | https://www.sec.gov/Archives/edgar/data/15615/000001561526000110/0000015615-26-000110-index.htm |
| 2026-08-14 | Csiszar Ernst N | Director | A | 152.0 | 0.0 | 10968.0 | https://www.sec.gov/Archives/edgar/data/15615/000001561526000111/0000015615-26-000111-index.htm |
| 2026-08-14 | Csiszar Ernst N | Director | F | 34.0 | 297.59 | 10934.0 | https://www.sec.gov/Archives/edgar/data/15615/000001561526000111/0000015615-26-000111-index.htm |
| 2026-08-14 | Palomarez Javier Alberto | Director | A | 139.0 | 0.0 | 10805.0 | https://www.sec.gov/Archives/edgar/data/15615/000001561526000113/0000015615-26-000113-index.htm |
| 2026-08-14 | Palomarez Javier Alberto | Director | F | 31.0 | 297.59 | 10774.0 | https://www.sec.gov/Archives/edgar/data/15615/000001561526000113/0000015615-26-000113-index.htm |
| 2026-08-14 | Miranda Manuel Benito | Director | A | 152.0 | 0.0 | 152.0 | https://www.sec.gov/Archives/edgar/data/15615/000001561526000116/0000015615-26-000116-index.htm |

Source: https://www.sec.gov/data-research/sec-markets-data/insider-transactions-data-sets

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