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Form 8-K

sec.gov

8-K — MASTEC INC

Accession: 0001193125-26-236909

Filed: 2026-05-22

Period: 2026-05-21

CIK: 0000015615

SIC: 1623 (WATER, SEWER, PIPELINE, COMM AND POWER LINE CONSTRUCTION)

Item: Submission of Matters to a Vote of Security Holders

Documents

8-K — d78092d8k.htm (Primary)

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8-K

8-K (Primary)

Filename: d78092d8k.htm · Sequence: 1

8-K

MASTEC INC false 0000015615 0000015615 2026-05-21 2026-05-21

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d)

of The Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): May 21, 2026

MASTEC, INC.

(Exact Name of Registrant as Specified in Its Charter)

Florida

001-08106

65-0829355

(State or Other Jurisdiction

of Incorporation)

(Commission

File Number)

(IRS Employer

Identification No.)

800 S. Douglas Road, 12th Floor

Coral Gables, Florida 33134

(Address of Principal Executive Office)

Registrant’s telephone number, including area code (305) 599-1800

(Former Name or Former Address, if Changed Since Last Report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

Title of each class

Trading

symbol(s)

Name of each exchange

on which registered

Common Stock, $0.10 Par Value

MTZ

New York Stock Exchange

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

ITEM 5.07

Submission of Matters to a Vote of Security Holders.

MasTec, Inc. (the “Company”) held its Annual Meeting on May 21, 2026. The final voting results for each of the proposals submitted to a vote of the Company’s shareholders at the Annual Meeting are as follows:

Proposal 1: Election of Ernst N. Csiszar, Julia L. Johnson and Jorge Mas as Class I directors to serve until the 2029 Annual Meeting of Shareholders.

Votes

“For”

Votes

Withheld

Broker

Non-Votes

Ernst N. Csiszar

49,045,086

4,544,750

4,403,928

Julia L. Johnson

46,506,948

7,082,888

4,403,928

Jorge Mas

49,473,243

4,116,593

4,403,928

Proposal 2: Ratification of the appointment of Pricewaterhouse Coopers LLP as the Company’s independent registered public accounting firm for the 2026 fiscal year.

Votes “For”

Votes

“Against”

Abstentions

Broker

Non-Votes

57,930,704

21,113

41,947

0

Proposal 3: Approval of a non-binding advisory resolution regarding the compensation of the Company’s named executive officers.

Votes “For”

Votes

“Against”

Abstentions

Broker

Non-Votes

49,678,324

3,820,263

91,249

4,403,928

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

MASTEC, INC.

Date: May 22, 2026

By:

/s/ Alberto de Cardenas

Alberto de Cardenas

Executive Vice President, General Counsel and Secretary

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May 21, 2026

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Document Type

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Document Period End Date

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Entity Incorporation State Country Code

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Entity File Number

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Entity Tax Identification Number

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Entity Address, Address Line One

800 S. Douglas Road

Entity Address, Address Line Two

12th Floor

Entity Address, City or Town

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Entity Address, State or Province

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Entity Address, Postal Zip Code

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City Area Code

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Local Phone Number

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