MTZ
MasTec, Inc.$362.02+3.52 (+0.98%)Prev Close$358.50·MCap$28.75B·P/E63.40·Vol419.6K·Yield—
▲
Buys (12M)
0
$0.00
▼
Sells (12M)
12
$10.95M
◆
Net Activity
Net Seller
$10.95M
●
Active Insiders
8
last 12 mo
Over the past 12 months, insider activity at MasTec, Inc. (MTZ) has been exclusively selling, with 0 insider purchases totaling $0.00 and 12 insider sales totaling $10.95M. The most recent insider transaction was by Csiszar Ernst N (director), who sold $2.41M worth of shares on Jun 5, 2026. MasTec, Inc. operates in the Industrials sector, within the Engineering & Construction industry, with a market cap of $28.75B.
MTZ Insider Trading Activity
| Date | Insider | Role | Type | Shares | Avg Price | Value | Shares After |
|---|---|---|---|---|---|---|---|
| Jun 5, 2026 | Csiszar Ernst N | director | Sell | 6,500 | $371.17 | $2.41M | 10,816-38% |
| May 6, 2026 | Campbell C Robert | director | Sell | 3,000 | $417.00 | $1.25M | 30,646 |
| Mar 27, 2026 | Palomarez Javier Alberto | director | Sell | 950 | $325.43 | $309.2K | 10,592 |
| Feb 13, 2026 | Csiszar Ernst N | Director | Sell | 37 | $269.53 | $10.0K | 0 |
| Feb 13, 2026 | Dwyer Robert J | Director | Sell | 34 | $269.53 | $9.2K | 0 |
| Feb 13, 2026 | Parker Ava L | Director | Sell | 22 | $269.53 | $5.9K | 0 |
| Nov 5, 2025 | Love Timothy Michael | CAO | Sell | 1,929 | $206.15 | $397.7K | 9,757 |
| Oct 1, 2025 | Campbell C Robert | Director | Sell | 2,000 | $210.39 | $420.8K | 33,277 |
| Sep 22, 2025 | Apple Robert E | COO | Sell | 10,000 | $200.44 | $2.00M | 184,349 |
| Sep 16, 2025 | Campbell C Robert | Director | Sell | 3,000 | $190.39 | $571.2K | 35,277 |
| Aug 7, 2025 | de Cardenas Alberto | EVP, General Counsel | Sell | 10,000 | $180.70 | $1.81M | 111,249 |
| Jul 18, 2025 | Apple Robert E | COO | Sell | 10,000 | $175.00 | $1.75M | 194,249 |
| May 14, 2025 | Campbell C Robert | Director | Sell | 5,000 | $154.33 | $771.7K | 39,782 |
| Mar 26, 2025 | Csiszar Ernst N | Director | Sell | 2,517 | $131.63 | $331.3K | 23,000 |
| Dec 6, 2024 | Palomarez Javier Alberto | Director | Sell | 200 | $143.00 | $28.6K | 10,633 |
| Nov 29, 2024 | Apple Robert E | COO | Sell | 10,000 | $150.00 | $1.50M | 187,202 |
| Nov 29, 2024 | Campbell C Robert | Director | Sell | 3,000 | $145.00 | $435.0K | 42,478 |
| Nov 13, 2024 | Campbell C Robert | Director | Sell | 3,000 | $145.42 | $436.2K | 45,173 |
| Nov 8, 2024 | Love Timothy Michael | CAO | Sell | 600 | $140.81 | $84.5K | 11,196 |
| Nov 5, 2024 | Apple Robert E | COO | Sell | 19,023 | $135.63 | $2.58M | 215,014 |
| Oct 9, 2024 | Apple Robert E | COO | Sell | 977 | $130.03 | $127.0K | 216,402 |
| Sep 24, 2024 | Apple Robert E | COO | Sell | 20,000 | $126.27 | $2.53M | 227,202 |
| Sep 20, 2024 | Campbell C Robert | Director | Sell | 3,000 | $116.26 | $348.8K | 48,173 |
| Aug 26, 2024 | Csiszar Ernst N | Director | Sell | 4,853 | $110.96 | $538.5K | 25,000 |
| May 24, 2024 | Campbell C Robert | Director | Sell | 2,000 | $110.00 | $220.0K | 50,725 |
| May 16, 2024 | Campbell C Robert | Director | Sell | 3,000 | $108.00 | $324.0K | 52,289 |
| May 15, 2024 | Palomarez Javier Alberto | Director | Sell | 3,500 | $106.92 | $374.2K | 10,666 |
| Oct 4, 2023 | DiMarco Paul | CFO | Sell | 1,332 | $71.35 | $95.0K | 16,620 |
| Oct 4, 2023 | Love Timothy Michael | CAO | Sell | 1,095 | $71.46 | $78.2K | 10,525 |
| Jul 2, 2021 | Pita George | CFO | Sell | 48,452 | $106.63 | $5.17M | 169,215 |
| May 18, 2021 | Campbell C Robert | Director | Sell | 3,000 | $120.14 | $360.4K | 49,827 |
| Mar 31, 2021 | Csiszar Ernst N | Director | Sell | 1,564 | $91.01 | $142.3K | 25,000 |
| Mar 25, 2021 | Csiszar Ernst N | Director | Sell | 1,700 | $89.92 | $152.9K | 26,564 |
| Mar 19, 2021 | Apple Robert E | COO | Sell | 16,422 | $95.83 | $1.57M | 165,027 |
| Mar 10, 2021 | Campbell C Robert | Director | Sell | 5,000 | $95.00 | $475.0K | 56,546 |
| Mar 5, 2021 | Apple Robert E | COO | Sell | 35,406 | $92.23 | $3.27M | 197,108 |
| Mar 3, 2021 | de Cardenas Alberto | EVP, General Counsel | Sell | 19,787 | $89.64 | $1.77M | 66,470 |
MTZ Insider Buying Activity
The following table shows recent insider purchases of MasTec, Inc. (MTZ) stock reported via SEC Form 4 filings.
No insider buying activity found for MTZ in the last 12 months.
MTZ Insider Selling Activity
The following table shows recent insider sales of MasTec, Inc. (MTZ) stock reported via SEC Form 4 filings.
| Date | Insider | Role | Type | Shares | Avg Price | Value | Shares After |
|---|---|---|---|---|---|---|---|
| Jun 5, 2026 | Csiszar Ernst N | director | Sell | 6,500 | $371.17 | $2.41M | 10,816-38% |
| May 6, 2026 | Campbell C Robert | director | Sell | 3,000 | $417.00 | $1.25M | 30,646 |
| Mar 27, 2026 | Palomarez Javier Alberto | director | Sell | 950 | $325.43 | $309.2K | 10,592 |
| Feb 13, 2026 | Csiszar Ernst N | Director | Sell | 37 | $269.53 | $10.0K | 0 |
| Feb 13, 2026 | Dwyer Robert J | Director | Sell | 34 | $269.53 | $9.2K | 0 |
| Feb 13, 2026 | Parker Ava L | Director | Sell | 22 | $269.53 | $5.9K | 0 |
| Nov 5, 2025 | Love Timothy Michael | CAO | Sell | 1,929 | $206.15 | $397.7K | 9,757 |
| Oct 1, 2025 | Campbell C Robert | Director | Sell | 2,000 | $210.39 | $420.8K | 33,277 |
| Sep 22, 2025 | Apple Robert E | COO | Sell | 10,000 | $200.44 | $2.00M | 184,349 |
| Sep 16, 2025 | Campbell C Robert | Director | Sell | 3,000 | $190.39 | $571.2K | 35,277 |
| Aug 7, 2025 | de Cardenas Alberto | EVP, General Counsel | Sell | 10,000 | $180.70 | $1.81M | 111,249 |
| Jul 18, 2025 | Apple Robert E | COO | Sell | 10,000 | $175.00 | $1.75M | 194,249 |
| May 14, 2025 | Campbell C Robert | Director | Sell | 5,000 | $154.33 | $771.7K | 39,782 |
| Mar 26, 2025 | Csiszar Ernst N | Director | Sell | 2,517 | $131.63 | $331.3K | 23,000 |
| Dec 6, 2024 | Palomarez Javier Alberto | Director | Sell | 200 | $143.00 | $28.6K | 10,633 |
| Nov 29, 2024 | Apple Robert E | COO | Sell | 10,000 | $150.00 | $1.50M | 187,202 |
| Nov 29, 2024 | Campbell C Robert | Director | Sell | 3,000 | $145.00 | $435.0K | 42,478 |
| Nov 13, 2024 | Campbell C Robert | Director | Sell | 3,000 | $145.42 | $436.2K | 45,173 |
| Nov 8, 2024 | Love Timothy Michael | CAO | Sell | 600 | $140.81 | $84.5K | 11,196 |
| Nov 5, 2024 | Apple Robert E | COO | Sell | 19,023 | $135.63 | $2.58M | 215,014 |
| Oct 9, 2024 | Apple Robert E | COO | Sell | 977 | $130.03 | $127.0K | 216,402 |
| Sep 24, 2024 | Apple Robert E | COO | Sell | 20,000 | $126.27 | $2.53M | 227,202 |
| Sep 20, 2024 | Campbell C Robert | Director | Sell | 3,000 | $116.26 | $348.8K | 48,173 |
| Aug 26, 2024 | Csiszar Ernst N | Director | Sell | 4,853 | $110.96 | $538.5K | 25,000 |
| May 24, 2024 | Campbell C Robert | Director | Sell | 2,000 | $110.00 | $220.0K | 50,725 |
| May 16, 2024 | Campbell C Robert | Director | Sell | 3,000 | $108.00 | $324.0K | 52,289 |
| May 15, 2024 | Palomarez Javier Alberto | Director | Sell | 3,500 | $106.92 | $374.2K | 10,666 |
| Oct 4, 2023 | DiMarco Paul | CFO | Sell | 1,332 | $71.35 | $95.0K | 16,620 |
| Oct 4, 2023 | Love Timothy Michael | CAO | Sell | 1,095 | $71.46 | $78.2K | 10,525 |
| Jul 2, 2021 | Pita George | CFO | Sell | 48,452 | $106.63 | $5.17M | 169,215 |
| May 18, 2021 | Campbell C Robert | Director | Sell | 3,000 | $120.14 | $360.4K | 49,827 |
| Mar 31, 2021 | Csiszar Ernst N | Director | Sell | 1,564 | $91.01 | $142.3K | 25,000 |
| Mar 25, 2021 | Csiszar Ernst N | Director | Sell | 1,700 | $89.92 | $152.9K | 26,564 |
| Mar 19, 2021 | Apple Robert E | COO | Sell | 16,422 | $95.83 | $1.57M | 165,027 |
| Mar 10, 2021 | Campbell C Robert | Director | Sell | 5,000 | $95.00 | $475.0K | 56,546 |
| Mar 5, 2021 | Apple Robert E | COO | Sell | 35,406 | $92.23 | $3.27M | 197,108 |
| Mar 3, 2021 | de Cardenas Alberto | EVP, General Counsel | Sell | 19,787 | $89.64 | $1.77M | 66,470 |
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