Form 4 holding
EVP, General Counsel
MASTEC INC
- Security class
- Common Stock
- Shares / value
- 102,780
- Estimated value
- $29,802,088
- Report date
- 18 Mar 2026
- Price
- $289.96
- Ownership
- Direct
Alberto de Cardenas
Insider Reports History
- Reporting-owner location
- Coral Gables, FL
- Latest reporting-owner signature
-
Alberto de Cardenas
Source: Latest parsed Forms 3/4/5 signature
- Transaction source note
- Rows are grouped by transaction date from the original SEC filing. Open the aggregated insider activity page to review issuer-level activity across dates.
Identity
Names, identifiers, and filing context for this profile.
1 identity field
SEC source record
Original filing metadata and source links for verification.
1 source field
Source evidence
Original filing metadata and source links for verification.
1 source field
Reported holdings for Alberto de Cardenas
Form 4 holding
EVP, General Counsel
MASTEC INC
- Security class
- Common Stock
- Shares / value
- 8,084
- Estimated value
- $2,343,955
- Report date
- 18 Mar 2026
- Price
- $289.96
- Ownership
- By 401(k) Plan
Insider Reports Filed by Alberto de Cardenas
4
MTZ
MASTEC INC
- Report period
- 18 Mar 2026
- Transactions
- 1
- Transaction value
- $0
- Accepted by SEC
- 20 Mar 2026, 16:59
- Role
- EVP, General Counsel
- Next action
- Open filing details
4
MTZ
MASTEC INC
- Report period
- 10 Mar 2026
- Transactions
- 1
- Transaction value
- $0
- Accepted by SEC
- 12 Mar 2026, 16:28
- Role
- EVP, General Counsel
- Next action
- Open filing details
4
MTZ
MASTEC INC
- Report period
- 05 Aug 2025
- Transactions
- 2
- Transaction value
- -$1,806,950
- Accepted by SEC
- 07 Aug 2025, 17:07
- Role
- EVP, General Counsel
- Next action
- Open filing details
4
MTZ
MASTEC INC
- Report period
- 24 Mar 2025
- Transactions
- 1
- Transaction value
- -$535,686
- Accepted by SEC
- 26 Mar 2025, 16:37
- Role
- EVP, General Counsel
- Next action
- Open filing details
4
MTZ
MASTEC INC
- Report period
- 18 Mar 2025
- Transactions
- 1
- Transaction value
- $0
- Accepted by SEC
- 20 Mar 2025, 17:36
- Role
- EVP, General Counsel
- Next action
- Open filing details
4
MTZ
MASTEC INC
- Report period
- 18 Mar 2024
- Transactions
- 1
- Transaction value
- -$218,923
- Accepted by SEC
- 20 Mar 2024, 16:40
- Role
- EVP, General Counsel
- Next action
- Open filing details
4
MTZ
MASTEC INC
- Report period
- 05 Mar 2024
- Transactions
- 1
- Transaction value
- $0
- Accepted by SEC
- 07 Mar 2024, 16:37
- Role
- EVP, General Counsel
- Next action
- Open filing details
4
MTZ
MASTEC INC
- Report period
- 03 Nov 2023
- Transactions
- 1
- Transaction value
- +$305,496
- Accepted by SEC
- 06 Nov 2023, 16:39
- Role
- EVP, General Counsel
- Next action
- Open filing details
4
MTZ
MASTEC INC
- Report period
- 19 Mar 2023
- Transactions
- 1
- Transaction value
- -$795,045
- Accepted by SEC
- 21 Mar 2023, 16:42
- Role
- EVP, General Counsel
- Next action
- Open filing details
4
MTZ
MASTEC INC
- Report period
- 10 Mar 2023
- Transactions
- 1
- Transaction value
- $0
- Accepted by SEC
- 14 Mar 2023, 16:39
- Role
- EVP, General Counsel
- Next action
- Open filing details
4
MTZ
MASTEC INC
- Report period
- 24 Mar 2022
- Transactions
- 1
- Transaction value
- $0
- Accepted by SEC
- 28 Mar 2022, 17:37
- Role
- EVP, General Counsel
- Next action
- Open filing details
4
MTZ
MASTEC INC
- Report period
- 14 Mar 2022
- Transactions
- 1
- Transaction value
- -$301,657
- Accepted by SEC
- 16 Mar 2022, 16:43
- Role
- EVP, General Counsel
- Next action
- Open filing details