Alberto de Cardenas

CIK: 0001250037

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)2 (33.3%)

Position reduction

Option Exercises (M)0 (0.0%)

Derivative conversions

Awards (A)2 (33.3%)

Compensation grants

Other (G, F, J, C, D, …)2 (33.3%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (1)

MTZ

MASTEC INC

Officer

Discretionary Trading P&L

Holdings

Transaction History (6 total)

MTZ
MASTEC INC
Mar 18, 2026
Award(A)
Direct
6.3K shares-
MTZ
MASTEC INC
Mar 10, 2026
Tax Payment(F)
Direct
4.8K shares at avg. $297.81$1.4M
MTZ
MASTEC INC
Aug 5, 2025
Sale(S)
Direct
100 shares at avg. $180.69$18K
MTZ
MASTEC INC
Aug 5, 2025
Sale(S)
Direct
9.9K shares at avg. $180.69$1.8M
MTZ
MASTEC INC
Mar 24, 2025
Tax Payment(F)
Direct
4.3K shares at avg. $124.03$536K
MTZ
MASTEC INC
Mar 18, 2025
Award(A)
Direct
14.4K shares-

		Type	Shares	Price		Ownership
Mar 18, 2026	MTZ MASTEC INC	Award(A)	6,269	-	$0	Direct
Mar 10, 2026	MTZ MASTEC INC	Tax Payment(F)	4,838	$297.81	$1,440,805	Direct
Aug 5, 2025	MTZ MASTEC INC	Sale(S)	100	$180.69	$18,070	Direct
Aug 5, 2025	MTZ MASTEC INC	Sale(S)	9,900	$180.69	$1,788,881	Direct
Mar 24, 2025	MTZ MASTEC INC	Tax Payment(F)	4,319	$124.03	$535,686	Direct
Mar 18, 2025	MTZ MASTEC INC	Award(A)	14,400	-	-	Direct

1-6 of 6 transactions

About de Cardenas Alberto

de Cardenas Alberto (SEC CIK 0001250037) files insider reports with the SEC as EVP, General Counsel of MASTEC INC (MTZ).

Signal8 holds 5 ownership filings by de Cardenas Alberto, all Form 4s, filed between Mar 20, 2025 and Mar 20, 2026. Those filings report 6 transactions, from Mar 18, 2025 to Mar 18, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on de Cardenas Alberto's filings is in CORAL GABLES, FL.

Recent filings by de Cardenas Alberto

Mar 18, 2026: Grant or award of MTZ shares (Form 4, code A).
Mar 10, 2026: Tax withholding of MTZ shares (Form 4, code F).
Aug 5, 2025: Open-market sales of MTZ shares (2 lines, Form 4, code S).
Mar 24, 2025: Tax withholding of MTZ shares (Form 4, code F).
Mar 18, 2025: Grant or award of MTZ shares (Form 4, code A).

Other insiders filing for MASTEC INC (MTZ)

How to read Form 4 transaction codes