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Mastec Inc

MTZ
Exchange
NYSE
Industry
Water, Sewer, Pipeline, Comm & Power Line Construction
SEC CIK
0000015615

No open-market purchases or sales by Mastec Inc insiders were filed in the last 90 days; 911 institutions reported holding it in 13F filings for Q2 2026, worth $24.8B in total; 4 superinvestors hold it, including Lone Pine Capital and Coatue Management.

Open-market trades, last 90 days

Open-market purchases (P) and sales (S) by Mastec Inc insiders, counted by Form 4 filing. Trades with a flagged price and duplicate filings are left out.

Open-market buys
0 filings
Open-market sells
0 filings
Insiders trading
0
Net value
$0
Purchases minus sales

Insider roster

Directors, officers and 10% owners who have filed a Form 4 for Mastec Inc, current and former, most recent filer first. Last reported holding is the position after the last non-derivative trade in their latest filing.

Insider roster for Mastec Inc
NameTitleLast reported holdingLast filingFilings, past year
Miranda Manuel BenitoDirector152Aug 18, 20261
Palomarez Javier AlbertoDirector10,774Aug 18, 20265
Csiszar Ernst NDirector10,934Aug 18, 20266
Campbell C RobertDirector30,880Aug 18, 20266
Spiro AlexDirector139Aug 18, 20261
Dwyer Robert JDirector20,960Aug 18, 20264
Johnson Julia LDirector73,474Aug 18, 20264
Parker Ava LDirector5,549Aug 18, 20264
Mas Jose RamonCEO3,254,461Aug 13, 20263
Mas JorgeDirector4,556,686Aug 13, 20263
Love Timothy MichaelCAO10,292Apr 17, 20263
de Cardenas AlbertoEVP, General Counsel102,780Mar 20, 20262
Apple Robert ECOO183,591Mar 20, 20262
DiMarco PaulCFO66,627Mar 20, 20262
Pita GeorgeCFO156,475Mar 21, 20230

Insider trades

Each row adds up one type of transaction in one Form 4 filing. Only open-market purchases (P) and sales (S) are shown by default; use the filters to see grants, option exercises and other codes.

Insider trades
Filed (ET)Trade dateFiling delayInsiderTransactionSharesAvg priceValueHolding changeFlags
Jun 5, 2026 (view filing)Jun 32 daysCsiszar Ernst NDirectorSSale−6.50K$371.17−$2.41M−37.5%10.8K after
May 6, 2026 (view filing)May 42 daysCampbell C RobertDirectorSSale−3.00K$417.00−$1.25M−8.9%30.6K after
Mar 27, 2026 (view filing)Mar 252 daysPalomarez Javier AlbertoDirectorSSale−950$325.43−$309.2K−8.2%10.6K after
Mar 5, 2026 (view filing)Mar 32 daysCsiszar Ernst NDirectorSSale−6.50K$300.40−$1.95M−27.4%17.2K after
Nov 5, 2025 (view filing)Nov 32 daysLove Timothy MichaelCAOSSale−1.93K$206.15−$397.7K−16.5%9.76K after
Oct 1, 2025 (view filing)Sep 292 daysCampbell C RobertDirectorSSale−2.00K$210.39−$420.8K−5.7%33.3K after
Sep 22, 2025 (view filing)Sep 184 daysApple Robert ECOOSSale−10.0K$200.44−$2.00M−5.1%184.2K after2 lots10b5-1
Sep 16, 2025 (view filing)Sep 115 daysLateCampbell C RobertDirectorSSale−3.00K$190.39−$571.2K−7.8%35.3K after
Aug 7, 2025 (view filing)Aug 52 daysde Cardenas AlbertoEVP, General CounselSSale−10.0K$180.70−$1.81M−9.0%101.3K after2 lots
Jul 18, 2025 (view filing)Jul 162 daysApple Robert ECOOSSale−10.0K$175.00−$1.75M−4.9%194.2K after10b5-1
May 14, 2025 (view filing)May 12-132 daysCampbell C RobertDirectorSSale−5.00K$154.33−$771.7K−11.7%37.8K after2 lots
Mar 26, 2025 (view filing)Mar 242 daysCsiszar Ernst NDirectorSSale−2.52K$131.63−$331.3K−9.9%23.0K after
Dec 6, 2024 (view filing)Dec 42 daysPalomarez Javier AlbertoDirectorSSale−200$143.00−$28.6K−1.8%10.6K after
Nov 29, 2024 (view filing)Nov 263 daysApple Robert ECOOSSale−10.0K$150.00−$1.50M−5.1%187.2K after10b5-1
Nov 29, 2024 (view filing)Nov 263 daysCampbell C RobertDirectorSSale−3.00K$145.00−$435.0K−6.6%42.5K after
Nov 13, 2024 (view filing)Nov 112 daysCampbell C RobertDirectorSSale−3.00K$145.42−$436.3K−6.2%45.2K after
Nov 8, 2024 (view filing)Nov 62 daysLove Timothy MichaelCAOSSale−600$140.81−$84.5K−5.1%11.2K after
Nov 5, 2024 (view filing)Nov 14 daysApple Robert ECOOSSale−19.0K$135.63−$2.58M−8.8%197.2K after7 lots10b5-1
Oct 9, 2024 (view filing)Oct 7-82 daysApple Robert ECOOSSale−977$130.03−$127.0K−0.4%216.2K after2 lots10b5-1
Sep 24, 2024 (view filing)Sep 204 daysApple Robert ECOOSSale−20.0K$126.27−$2.53M−8.4%217.2K after2 lots10b5-1
Sep 20, 2024 (view filing)Sep 182 daysCampbell C RobertDirectorSSale−3.00K$116.26−$348.8K−5.9%48.2K after
Aug 26, 2024 (view filing)Aug 224 daysCsiszar Ernst NDirectorSSale−4.85K$110.96−$538.5K−16.3%25.0K after
May 24, 2024 (view filing)May 222 daysCampbell C RobertDirectorSSale−2.00K$110.00−$220.0K−3.8%50.7K after
May 16, 2024 (view filing)May 142 daysCampbell C RobertDirectorSSale−3.00K$108.00−$324.0K−5.4%52.3K after
May 15, 2024 (view filing)May 13-142 daysPalomarez Javier AlbertoDirectorSSale−3.50K$106.92−$374.2K−25.9%10.0K after2 lots
Oct 4, 2023 (view filing)Oct 22 daysLove Timothy MichaelCAOSSale−1.09K$71.46−$78.2K−9.4%10.5K after10b5-1
Oct 4, 2023 (view filing)Oct 22 daysDiMarco PaulCFOSSale−1.33K$71.35−$95.0K−7.4%16.6K after10b5-1
Jul 2, 2021 (view filing)Jul 11 dayPita GeorgeCFOSSale−48.5K$106.63−$5.17M−26.1%137.2K after2 lots