MasTec (MTZ) director reports 154-share grant, 34-share tax withholding

Rhea-AI Filing Summary

MasTec director Robert J. Dwyer reported equity compensation activity in the company’s common stock. On February 13, 2026, he acquired 154 shares through a grant or award at a stated price of $0.00 per share, increasing his directly held stake.

On the same date, 34 shares were disposed of at $269.53 per share to cover taxes due upon the vesting of restricted stock, according to the footnote. After these transactions, he directly owned 20,778 shares of MasTec common stock.

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^*

Dwyer Robert J

(Last) (First) (Middle)

622 N. FLAGLER DR.

APT 1103

(Street)

WEST PALM BEACH FL 33401

(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)
02/13/2026

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	02/13/2026		A		154	A	$0	20,812	D
Common Stock	02/13/2026		F		34(1)	D	$269.53	20,778	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. Shares disposed of represent shares withheld by the Issuer to pay taxes due upon vesting of restricted stock.

Remarks:

	\s\ Alberto de Cardenas For: Robert Dwyer	02/18/2026
	** 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).
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FAQ

What insider transactions did MasTec (MTZ) director Robert J. Dwyer report?

Robert J. Dwyer reported a grant of 154 shares of MasTec common stock and a related tax-withholding disposition of 34 shares. Both transactions occurred on February 13, 2026, and involved directly owned shares.

How many MasTec (MTZ) shares did Robert J. Dwyer acquire in this Form 4?

He acquired 154 shares of MasTec common stock via a grant or award on February 13, 2026. The transaction was reported with a price of $0.00 per share, indicating equity compensation rather than an open-market purchase.

Why were 34 MasTec (MTZ) shares disposed of in Robert J. Dwyer’s filing?

The 34 shares disposed of were withheld by MasTec to pay taxes due upon the vesting of restricted stock. This tax-withholding disposition, coded “F,” is not an open-market sale but a mechanism to satisfy tax obligations.

What is Robert J. Dwyer’s MasTec (MTZ) shareholding after these transactions?

Following the reported grant and tax-withholding disposition, Robert J. Dwyer directly owned 20,778 shares of MasTec common stock. This figure reflects his direct ownership after both February 13, 2026 transactions were recorded.

Were Robert J. Dwyer’s MasTec (MTZ) transactions open-market buys or sells?

The transactions were not open-market buys or sells. One was a grant or award of 154 shares at $0.00 per share, and the other was a tax-withholding disposition of 34 shares to cover taxes on restricted stock vesting.

What do the transaction codes A and F mean in the MasTec (MTZ) Form 4?

Code A indicates a grant, award, or other acquisition of 154 shares. Code F indicates 34 shares disposed of to pay an exercise price or tax liability, here used to cover taxes upon restricted stock vesting.