MTZ Form 4: Ava L. Parker Issues 295 Shares, 33 Withheld for Taxes

Rhea-AI Filing Summary

MasTec, Inc. (MTZ) director Ava L. Parker reported two transactions on 08/15/2025. She was issued 295 shares of common stock as part of her quarterly director compensation at no cash price, with 147 of those shares deferred under the company's Deferred Fee Plan for Directors. Separately, 33 shares were withheld by the issuer to satisfy tax withholding upon vesting of restricted stock for an aggregate beneficial ownership of 4,869 shares following the transactions. The Form 4 was signed on 08/19/2025.

Positive

• Transparent Section 16 disclosure of director compensation and tax withholding with specifics on shares and deferral
• Use of deferred fee plan indicates alignment of director pay with long-term ownership

Negative

• No material negative events disclosed in this Form 4

Insights

Corporate Governance Expert

TL;DR: Routine director compensation and tax-withholding activity; no change in control or material dilution.

The reported transactions are standard for director remuneration: issuance of 295 shares as compensation with an election to defer 147 shares under the director deferred fee plan, and withholding of 33 shares to satisfy tax obligations on vested restricted stock. The filings show the reporting person remains a director and the ownership after these transactions is 4,869 shares. There is no indication of sales to third parties, no derivative activity, and no material change to outstanding share count disclosed here. This is a routine disclosure under Section 16.

Securities Compliance Analyst

TL;DR: Disclosure aligns with Section 16 reporting requirements; transaction codes indicate compensation and tax withholding.

The Form 4 uses Transaction Code A for shares acquired as compensation and Code F for shares disposed to cover tax withholding. The report includes the required explanatory note that share quantity for compensation was calculated using the closing price on August 14, 2025. The filing appears complete for the transactions reported and is signed by an authorized filer on behalf of the reporting person.

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^*

Parker Ava L

(Last) (First) (Middle)

10589 VERSAILLES BLVD

(Street)

WELLINGTON FL 33449

(City) (State) (Zip)

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
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
08/15/2025

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

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

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

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	08/15/2025		A		295(1)	A	$0	4,902	D
Common Stock	08/15/2025		F		33(2)	D	$178	4,869	D

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. These shares of Common Stock represent the portion of the reporting person's quarterly compensation that the reporting person was required to or elected to receive in the form of shares of Common Stock. The number of shares was calculated based on the closing price of a share of Common Stock on August 14, 2025. Pursuant to the Issuer's Deferred Fee Plan for Directors, the reporting person elected to defer the receipt of 147 of such shares to a future date in accordance with the terms of such plan.

2. Shares disposed of represent shares withheld by the Issuer to pay taxes due upon vesting of restricted stock.

Remarks:

	\s\ Alberto de Cardenas For: Ava L. Parker	08/19/2025
	** 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.

FAQ

What did Ava L. Parker report on the Form 4 for MTZ?

She reported acquisition of 295 shares as director compensation and disposition of 33 shares withheld for taxes, with 4,869 shares beneficially owned after the transactions.

When were the transactions in the Form 4 for MTZ dated?

Transactions occurred on 08/15/2025 and the Form 4 was signed on 08/19/2025.

Why were 147 shares deferred according to the Form 4?

147 of the issued shares were elected for deferral under the Issuer's Deferred Fee Plan for Directors as stated in the explanatory note.

What do the transaction codes A and F mean on this Form 4?

Code A denotes shares acquired as compensation; Code F denotes shares withheld to cover taxes on vested restricted stock, as used in this filing.

How many shares did the reporting person beneficially own after the reported transactions?

4,869 shares beneficially owned following the reported transactions.