MasTec (NYSE: MTZ) CEO granted 26,397 new common shares in stock award

Rhea-AI Filing Summary

MAS JOSE RAMON reported acquisition or exercise transactions in this Form 4 filing.

MasTec Inc. CEO Jose Ramon Mas received a stock award of 26,397 shares of Common Stock on March 18, 2026. The shares were granted at no cash cost to him as compensation rather than purchased on the open market. Following this award, he directly owns 3,254,461 MasTec common shares, and the filing also notes additional indirect holdings through related entities and family trust arrangements.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

MAS JOSE RAMON

(Last) (First) (Middle)

800 S DOUGLAS ROAD

12TH FLOOR

(Street)

CORAL GABLES FLORIDA 33134

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
MASTEC INC [ MTZ ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	CEO

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
03/18/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	03/18/2026		A		26,397	A	$0	3,254,461	D
Common Stock								1,280,688	I	Indirect(1)
Common Stock								425,000	I	Indirect(2)
Common Stock								276,000	I	Indirect(3)

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Shares owned by Jose Ramon Mas Holdings I, LLC, a Florida limited liability company ("JRM Holdings I"). The sole member of JRM Holdings I is Jose Ramon Mas Holdings, LLC, a Florida limited liability company, of which Jose Mas is the sole member.

2. Shares held by Jose Ramon Mas Irrevocable Family Trust, of which the reporting person's spouse is one of the trustees. 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.

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

Remarks:

	\s\ Alberto de Cardenas For: Jose Mas	03/20/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

FAQ

What insider transaction did MasTec (MTZ) report for CEO Jose Ramon Mas?

MasTec reported that CEO Jose Ramon Mas received a grant of 26,397 shares of Common Stock on March 18, 2026. This was an award of shares at no cash cost to him, not an open-market purchase or sale.

How many MasTec (MTZ) shares does CEO Jose Ramon Mas hold after this Form 4?

After the March 18, 2026 stock award, CEO Jose Ramon Mas directly holds 3,254,461 MasTec common shares. The Form 4 also lists additional indirect holdings through entities and trusts associated with him or his family.

Was the MasTec (MTZ) CEO’s 26,397-share transaction a purchase or a grant?

The 26,397 MasTec shares reported for CEO Jose Ramon Mas were a grant or award, coded as an “A” transaction. This means the shares were issued as compensation, with a reported price per share of $0.0000, not bought in the market.

Does the MasTec (MTZ) Form 4 show any insider share sales by Jose Ramon Mas?

The Form 4 does not report any open-market sales by CEO Jose Ramon Mas. It shows one acquisition via a stock grant and several entries describing indirect holdings, with no transactions flagged as sell or dispose events.

What indirect MasTec (MTZ) holdings related to CEO Jose Ramon Mas are disclosed?

The filing notes indirect MasTec shareholdings through Jose Ramon Mas Holdings I, LLC, an irrevocable family trust, and Mas Equity Partners III, LLC. Mas disclaims beneficial ownership of certain securities except to the extent of his pecuniary interest, according to the footnotes.