Jorge Mas - 18 Mar 2026 Form 4 Insider Report for MASTEC INC (MTZ)

Reporting relationship: Director
Issuer ticker: MTZ
Reported as of: 18 Mar 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 20 Mar 2026, 16:59:07 UTC
Prior SEC filing: 12 Mar 2026
Source filing: View source filing
Reporting owner signature: \s\ Alberto de Cardenas For: Jorge Mas

Key filing fact

Jorge Mas filed Form 4 for MASTEC INC (MTZ) on 20 Mar 2026.

Key facts

This page summarizes Jorge Mas's Form 4 filing for MASTEC INC (MTZ).
1 reported transaction and 0 derivative rows are listed below.
Accepted by SEC: 20 Mar 2026, 16:59.

Change

Previous filing in this sequence was filed on 12 Mar 2026.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0000920559 Primary reporting owner

MAS JORGE

Relationship: Director
Address: 800 DOUGLAS ROAD, 12TH FLOOR, CORAL GABLES
Signature: \s\ Alberto de Cardenas For: Jorge Mas
Signature date: 20 Mar 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

MTZ transaction

Common Stock

Award

Transaction value
Shares: +15,838
Change %: +0.35%
Price: $0.000000^*
Shares after: 4,556,686
Date: 18 Mar 2026
Ownership: Direct

MTZ holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 848,941
Date: 18 Mar 2026
Ownership: Indirect
Footnotes: F1

MTZ holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 276,000
Date: 18 Mar 2026
Ownership: Indirect
Footnotes: F2

MTZ holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 100,000
Date: 18 Mar 2026
Ownership: Indirect
Footnotes: F3

MTZ holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 5,665,484
Date: 18 Mar 2026
Ownership: Indirect
Footnotes: F4

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 4 footnotes

Footnote F1

Shares held by the Jorge Mas Irrevocable Family Trust dated August 7, 2018, one of the trustees of which is the reporting person's spouse. The reporting person disclaims beneficial ownership of these securities, and this report shall not be deemed an admission that the reporting person is the beneficial owner of the securities for purpose of Section 16 or for any other purpose.

Footnote F2

Shares owned by Mas Equity Partners III, LLC, a Delaware limited liability company ("MEP III"), in which Mas Equity Partners, LLC ("MEP") is a member. The sole member of MEP is the reporting person. The reporting person disclaims beneficial ownership of the securities held by MEP III except to the extent of his pecuniary interest therein.

Footnote F3

Shares owned of record by the Mas Family Foundation, Inc., a Florida not-for-profit corporation (the "Family Foundation"), of which the reporting person is the president. The reporting person disclaims beneficial ownership of all shares owned by the Family Foundation.

Footnote F4

Shares owned of record by Jorge Mas Holdings I, LLC, a Florida limited liability company, which is controlled by Jorge Mas Holdings, LLC, a Florida limited liability company, of which the reporting person is the sole member.