Alberto De Cardenas Mastec Inc (MTZ) insider trading activity

Alberto De Cardenas is EVP, General Counsel of MASTEC INC. Currently has a direct ownership of 101,349 shares of MTZ, which is worth approximately $19.2 Million. The most recent transaction as insider was on Aug 05, 2025, when has been sold 10,000 shares (Common Stock) at a price of $180.69 per share, resulting in proceeds of $1,806,900. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 101K

8.98% 3M change

0.08% 12M change

Total Value Held $19.2 Million

Alberto de Cardenas Transaction History

Date	Transaction	Value	Shares Traded	Shares Held
Aug 05 2025	SELL Open market or private sale	$1,806,900 $180.69 p/Share	10,000 Reduced 8.98%	101,349 Common Stock
Mar 24 2025	SELL Payment of exercise price or tax liability	$535,685 $124.03 p/Share	4,319 Reduced 3.73%	111,349 Common Stock
Mar 18 2025	BUY Grant, award, or other acquisition	-	14,400 Added 11.07%	115,668 Common Stock
Mar 18 2024	SELL Payment of exercise price or tax liability	$218,922 $86.36 p/Share	2,535 Reduced 2.44%	101,268 Common Stock
Mar 05 2024	BUY Grant, award, or other acquisition	-	18,523 Added 15.14%	103,803 Common Stock
Mar 19 2023	SELL Payment of exercise price or tax liability	$795,044 $87.09 p/Share	9,129 Reduced 9.67%	85,280 Common Stock
Mar 10 2023	BUY Grant, award, or other acquisition	-	13,539 Added 12.54%	94,409 Common Stock
Mar 24 2022	BUY Grant, award, or other acquisition	-	11,505 Added 12.45%	80,870 Common Stock
Mar 14 2022	SELL Payment of exercise price or tax liability	$301,657 $82.85 p/Share	3,641 Reduced 4.99%	69,365 Common Stock
Mar 18 2021	BUY Grant, award, or other acquisition	-	10,286 Added 12.35%	73,006 Common Stock
Mar 14 2021	SELL Payment of exercise price or tax liability	$325,579 $98.93 p/Share	3,291 Reduced 4.99%	62,720 Common Stock
Mar 02 2021	SELL Open market or private sale	$41,195 $89.75 p/Share	459 Reduced 0.69%	66,011 Common Stock
Mar 01 2021	SELL Open market or private sale	$1,732,562 $89.64 p/Share	19,328 Reduced 22.53%	66,470 Common Stock
Nov 09 2020	SELL Open market or private sale	$1,332,259 $57.42 p/Share	23,202 Reduced 21.29%	85,798 Common Stock
Nov 05 2020	SELL Open market or private sale	$98,890 $55.0 p/Share	1,798 Reduced 1.62%	109,000 Common Stock
Oct 09 2020	SELL Open market or private sale	$235,100 $47.02 p/Share	5,000 Reduced 4.32%	110,798 Common Stock

AdC

Alberto De Cardenas

EVP, General Counsel

Coral Gables, FL

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