List of insiders holdings for MASTEC INC:
- Shares directly owned by the insider.
- Shares indirectly owned by the insider.
- Total shares owned by the insider (sum of shares directly and indirectly owned).
- Total market value if available.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>
| # | Insider Holder Name | Report Date Time | Shares Owned Directly Indirectly | Total Shares Owned | Filing |
| 1 | MAS JORGE Jorge Mas Holdings I Limited Partnership Jorge L. Mas Canosa Holdings I LP Chairman 10% Owner | 2024-09-10 16:39:56 | 11,835,203 0 | 11,835,203 | Form 13D |
| 2 | MAS JORGE Director | 2025-03-20 17:40:19 | 4,556,806 6,890,425 | 11,447,231 | Form 4 |
| 3 | MAS JOSE RAMON CEO | 2025-03-26 16:39:28 | 3,256,248 1,981,688 | 5,237,936 | Form 4 |
| 4 | SHANFELTER AUSTIN J Director | 2008-08-08 21:15:13 | 489,428 0 | 489,428 | Form 4 |
| 5 | WEINSTEIN DONALD P EVP and CFO | 2003-08-18 18:43:16 | 335,000 0 | 335,000 | Form 4 |
| 6 | LAFFER ARTHUR B Director | 2003-12-18 09:15:22 | 292,500 0 | 292,500 | Form 4 |
| 7 | SHIEBLER WILLIAM N Director | 2003-12-18 09:39:21 | 222,500 0 | 222,500 | Form 4 |
| 8 | Apple Robert E COO | 2025-07-18 16:32:29 | 194,249 12,068 | 206,317 | Form 4 |
| 9 | KENNEDY JOSEPH P II Director | 2003-12-17 15:27:58 | 200,000 0 | 200,000 | Form 4 |
| 10 | Pita George CFO | 2023-03-21 16:35:49 | 156,475 1,447 | 157,922 | Form 4 |
| 11 | de Cardenas Alberto EVP, General Counsel | 2025-03-26 16:37:29 | 111,349 8,036 | 119,385 | Form 4 |
| 12 | Floerke Gregory Scott Chief Operations Officer | 2005-01-11 16:32:12 | 115,000 0 | 115,000 | Form 3 |
| 13 | JOHNSON JULIA L Director | 2025-05-19 17:18:59 | 72,639 0 | 72,639 | Form 4 |
| 14 | HEUVELEN JOHN VAN Director | 2017-05-17 16:39:21 | 70,946 0 | 70,946 | Form 4 |
| 15 | DiMarco Paul CFO | 2025-03-20 17:29:14 | 60,478 9,965 | 70,443 | Form 4 |
| 16 | Harris Ray President | 2013-01-02 17:08:29 | 54,025 0 | 54,025 | Form 4 |
| 17 | NEARING MICHAEL General Counsel and EVP | 2004-03-03 14:37:32 | 50,000 0 | 50,000 | Form 3 |
| 18 | SORZANO JOSE S Director | 2020-11-17 16:52:20 | 43,861 0 | 43,861 | Form 4 |
| 19 | Campbell C Robert Director | 2025-05-19 17:17:51 | 38,045 0 | 38,045 | Form 4 |
| 20 | Csiszar Ernst N Director | 2025-05-19 17:19:55 | 23,223 0 | 23,223 | Form 4 |
| 21 | Jaumot Frank E Director | 2016-05-17 16:52:12 | 20,944 0 | 20,944 | Form 4 |
| 22 | Dwyer Robert J Director | 2025-05-19 17:19:32 | 20,311 0 | 20,311 | Form 4 |
| 23 | de Cespedes Carlos M Director | 2006-06-08 15:05:54 | 20,000 0 | 20,000 | Form 4 |
| 24 | HUDSON SHERRILL W Director | 2004-01-07 16:37:11 | 20,000 0 | 20,000 | Form 4 |
| 25 | Love Timothy Michael CAO | 2025-03-26 16:40:52 | 12,307 3,775 | 16,082 | Form 4 |
| 26 | Palomarez Javier Alberto Director | 2025-05-19 17:18:24 | 11,075 0 | 11,075 | Form 4 |
| 27 | Restrepo Daniel A Director | 2015-08-18 16:45:06 | 5,963 0 | 5,963 | Form 4 |
| 28 | Parker Ava L Director | 2025-05-19 17:17:18 | 4,607 0 | 4,607 | Form 4 |