How significant is the 11,548-share grant to the MasTec (MTZ) COO’s total holdings?

The 11,548-share grant adds to Robert E. Apple’s existing position of 183,591 directly held shares. It increases his equity exposure through compensation, while remaining one part of a larger long-term ownership stake in MasTec stock.

MasTec (NYSE: MTZ) COO receives 11,548-share stock grant

Filing Impact

(Neutral)

Filing Sentiment

(Neutral)

Form Type

Rhea-AI Filing Summary

Apple Robert E reported acquisition or exercise transactions in this Form 4 filing.

MasTec COO Robert E. Apple reported an equity award of 11,548 shares of common stock granted on March 18, 2026 with no cash price per share. Following this grant, he directly holds 183,591 common shares.

He also has indirect ownership of 12,068.373 common shares through a 401(k) plan. The direct holdings figure includes 85,750 MasTec shares contributed to The Apple Family Trust, where he and his wife serve as trustees and beneficiaries.

Insider Trade Summary

2 transactions reported

Mixed 2 txns

Insider Apple Robert E

Role COO

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	11,548	$0.00	--
holding	Common Stock	--	--	--

Holdings After Transaction: Common Stock — 183,591 shares (Direct); Common Stock — 12,068.373 shares (Indirect, By 401(k) Plan)

Footnotes (1)

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Form 4 Insider Transactions: What Each Field Means →

03/20/2026 - 04:59 PM

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

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

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^*

Apple Robert E

(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)

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

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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock	03/18/2026		A		11,548	A	$0	183,591⁽¹⁾	D
Common Stock								12,068.373	I	By 401(k) Plan

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)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)

Explanation of Responses:

1. Includes 85,750 shares of MasTec common stock contributed by the reporting person to The Apple Family Trust of which the reporting person and his wife are trustees and beneficiaries.

Remarks:

	\s\ Alberto de Cardenas For: Robert Apple	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)

Source: View Original Filing on SEC EDGAR

FAQ

What insider transaction did MasTec (MTZ) COO Robert E. Apple report?

MasTec COO Robert E. Apple reported receiving a grant of 11,548 shares of common stock. The shares were awarded on March 18, 2026 at no cash price, reflecting compensation rather than an open-market purchase or sale.

How many MasTec (MTZ) shares does the COO hold after this Form 4 grant?

After the grant, Robert E. Apple directly holds 183,591 MasTec common shares. In addition, he has 12,068.373 shares held indirectly through a 401(k) plan, giving investors a clearer picture of his overall equity stake.

Was the MasTec (MTZ) COO’s March 18, 2026 transaction a market purchase or sale?

The March 18, 2026 Form 4 shows a grant of 11,548 shares as compensation, not a market trade. The transaction code indicates an award acquisition, so no open-market buying or selling occurred in this reported event.

What does the Apple Family Trust disclosure mean for MasTec (MTZ) insider holdings?

The filing notes that 85,750 MasTec shares were contributed to The Apple Family Trust, where Robert E. Apple and his wife are trustees and beneficiaries. This clarifies that a substantial portion of his direct holdings is held within that family trust structure.