InsiderFlow

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

DateInsiderTypeValue
Jun 5, 2026 Csiszar Ernst NSell$2.41M
May 6, 2026 Campbell C RobertSell$1.25M
Mar 27, 2026 Palomarez Javier AlbertoSell$309.2K
Feb 13, 2026 Csiszar Ernst NSell$10.0K
Feb 13, 2026 Dwyer Robert JSell$9.2K
Feb 13, 2026 Parker Ava LSell$5.9K
Nov 5, 2025 Love Timothy MichaelSell$397.7K
Oct 1, 2025 Campbell C RobertSell$420.8K
Sep 22, 2025 Apple Robert ESell$2.00M
Sep 16, 2025 Campbell C RobertSell$571.2K
Aug 7, 2025 de Cardenas AlbertoSell$1.81M
Jul 18, 2025 Apple Robert ESell$1.75M
May 14, 2025 Campbell C RobertSell$771.7K
Mar 26, 2025 Csiszar Ernst NSell$331.3K
Dec 6, 2024 Palomarez Javier AlbertoSell$28.6K
Nov 29, 2024 Apple Robert ESell$1.50M
Nov 29, 2024 Campbell C RobertSell$435.0K
Nov 13, 2024 Campbell C RobertSell$436.2K
Nov 8, 2024 Love Timothy MichaelSell$84.5K
Nov 5, 2024 Apple Robert ESell$2.58M
Oct 9, 2024 Apple Robert ESell$127.0K
Sep 24, 2024 Apple Robert ESell$2.53M
Sep 20, 2024 Campbell C RobertSell$348.8K
Aug 26, 2024 Csiszar Ernst NSell$538.5K
May 24, 2024 Campbell C RobertSell$220.0K
May 16, 2024 Campbell C RobertSell$324.0K
May 15, 2024 Palomarez Javier AlbertoSell$374.2K
Oct 4, 2023 DiMarco PaulSell$95.0K
Oct 4, 2023 Love Timothy MichaelSell$78.2K
Jul 2, 2021 Pita GeorgeSell$5.17M
May 18, 2021 Campbell C RobertSell$360.4K
Mar 31, 2021 Csiszar Ernst NSell$142.3K
Mar 25, 2021 Csiszar Ernst NSell$152.9K
Mar 19, 2021 Apple Robert ESell$1.57M
Mar 10, 2021 Campbell C RobertSell$475.0K
Mar 5, 2021 Apple Robert ESell$3.27M
Mar 3, 2021 de Cardenas AlbertoSell$1.77M

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.

DateInsiderTypeValue
Jun 5, 2026 Csiszar Ernst NSell$2.41M
May 6, 2026 Campbell C RobertSell$1.25M
Mar 27, 2026 Palomarez Javier AlbertoSell$309.2K
Feb 13, 2026 Csiszar Ernst NSell$10.0K
Feb 13, 2026 Dwyer Robert JSell$9.2K
Feb 13, 2026 Parker Ava LSell$5.9K
Nov 5, 2025 Love Timothy MichaelSell$397.7K
Oct 1, 2025 Campbell C RobertSell$420.8K
Sep 22, 2025 Apple Robert ESell$2.00M
Sep 16, 2025 Campbell C RobertSell$571.2K
Aug 7, 2025 de Cardenas AlbertoSell$1.81M
Jul 18, 2025 Apple Robert ESell$1.75M
May 14, 2025 Campbell C RobertSell$771.7K
Mar 26, 2025 Csiszar Ernst NSell$331.3K
Dec 6, 2024 Palomarez Javier AlbertoSell$28.6K
Nov 29, 2024 Apple Robert ESell$1.50M
Nov 29, 2024 Campbell C RobertSell$435.0K
Nov 13, 2024 Campbell C RobertSell$436.2K
Nov 8, 2024 Love Timothy MichaelSell$84.5K
Nov 5, 2024 Apple Robert ESell$2.58M
Oct 9, 2024 Apple Robert ESell$127.0K
Sep 24, 2024 Apple Robert ESell$2.53M
Sep 20, 2024 Campbell C RobertSell$348.8K
Aug 26, 2024 Csiszar Ernst NSell$538.5K
May 24, 2024 Campbell C RobertSell$220.0K
May 16, 2024 Campbell C RobertSell$324.0K
May 15, 2024 Palomarez Javier AlbertoSell$374.2K
Oct 4, 2023 DiMarco PaulSell$95.0K
Oct 4, 2023 Love Timothy MichaelSell$78.2K
Jul 2, 2021 Pita GeorgeSell$5.17M
May 18, 2021 Campbell C RobertSell$360.4K
Mar 31, 2021 Csiszar Ernst NSell$142.3K
Mar 25, 2021 Csiszar Ernst NSell$152.9K
Mar 19, 2021 Apple Robert ESell$1.57M
Mar 10, 2021 Campbell C RobertSell$475.0K
Mar 5, 2021 Apple Robert ESell$3.27M
Mar 3, 2021 de Cardenas AlbertoSell$1.77M

MTZ Insiders

Csiszar Ernst N

Director

Sold $3.59M
6 tradesLast: Jun 5, 2026
Campbell C Robert

Director

Sold $5.61M
11 tradesLast: May 6, 2026
Palomarez Javier Alberto

Director

Sold $712.0K
3 tradesLast: Mar 27, 2026
Parker Ava L

Director

Sold $5.9K
1 tradesLast: Feb 13, 2026
Dwyer Robert J

Director

Sold $9.2K
1 tradesLast: Feb 13, 2026
Love Timothy Michael

CAO

Sold $560.4K
3 tradesLast: Nov 5, 2025
Apple Robert E

COO

Sold $15.33M
8 tradesLast: Sep 22, 2025
de Cardenas Alberto

EVP, General Counsel

Sold $3.58M
2 tradesLast: Aug 7, 2025
DiMarco Paul

CFO

Sold $95.0K
1 tradesLast: Oct 4, 2023
Pita George

CFO

Sold $5.17M
1 tradesLast: Jul 2, 2021