MTZ SEC Filings: 8-K, 10-Q, S-3 & 424B – MasTec

Financials

TYPE

HEADLINE

FILED AT

10-Q

Form 10-Q - Quarterly report [Sections 13 or 15(d)]

Oct 29, 2026

10-Q

Form 10-Q - Quarterly report [Sections 13 or 15(d)]

Jul 30, 2026

11-K

Form 11-K - Annual report of employee stock purchase, savings and similar plans

Jun 26, 2026

10-Q

Form 10-Q - Quarterly report [Sections 13 or 15(d)]

Apr 30, 2026

10-K

Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]

Feb 26, 2026

10-Q

Form 10-Q - Quarterly report [Sections 13 or 15(d)]

Oct 30, 2025

News

TYPE

HEADLINE

FILED AT

8-K

MasTec Reports Record Third Quarter 2026 Results and Updates Full Year 2026 Guidance

Oct 29, 2026

8-K

MasTec, Inc. Completes Public Offering of $650 Million in Senior Unsecured Notes

Aug 17, 2026

8-K

MasTec Announces Pricing of $650 Million Senior Notes Offering

Aug 10, 2026

8-K

MasTec, Inc. Files Legal Opinion Exhibit

Jul 31, 2026

8-K

MasTec Reports Record Second Quarter 2026 Financial Results and Updates Full Year Guidance

Jul 30, 2026

8-K

MasTec, Inc. Completes $1.3 Billion in Borrowings to Fund Acquisition of Superior Group

Jul 20, 2026

Prospectus

TYPE

HEADLINE

FILED AT

424B5

REGISTERED OFFERING

Aug 10, 2026

424B5

PENDING FIXED PRICE OFFERING | Bank: PNC Capital Markets LLC

Aug 6, 2026

424B7

Form 424B7 - Prospectus [Rule 424(b)(7)]

Jul 31, 2026

424B5

.00 | Offering amount: $550,000,000.00 | Bank: J.P. Morgan, BofA Securities, BMO Capital Markets, Morgan Stanley, PNC Capital Markets LLC, Truist Securities, Wells Fargo Securities

Jun 6, 2024

424B5

PENDING OFFERING | Bank: J.P. Morgan, BofA Securities

Jun 5, 2024

425

Form 425 - Prospectuses and communications, business combinations

Sep 26, 2022

Registrations

TYPE

HEADLINE

FILED AT

FWP

Form FWP - Filing under Securities Act Rules 163/433 of free writing prospectuses

Aug 6, 2026

Form D - Notice of Exempt Offering of Securities - Item 06b

Jul 24, 2026

D/A

Form D/A - Notice of Exempt Offering of Securities: [Amend] - Item 06b

Oct 8, 2025

S-3ASR

Form S-3ASR - Automatic shelf registration statement of securities of well-known seasoned issuers

Feb 28, 2025

D/A

Form D/A - Notice of Exempt Offering of Securities: [Amend] - Item 06b

Nov 12, 2024

FWP

Form FWP - Filing under Securities Act Rules 163/433 of free writing prospectuses

Jun 5, 2024

Proxies

TYPE

HEADLINE

FILED AT

DEFA14A

Form DEFA14A - Additional definitive proxy soliciting materials and Rule 14(a)(12) material

Apr 9, 2026

DEF 14A

Form DEF 14A - Other definitive proxy statements

Apr 9, 2026

DEFA14A

Form DEFA14A - Additional definitive proxy soliciting materials and Rule 14(a)(12) material

Apr 10, 2025

DEF 14A

Form DEF 14A - Other definitive proxy statements

Apr 10, 2025

DEFA14A

Form DEFA14A - Additional definitive proxy soliciting materials and Rule 14(a)(12) material

Apr 4, 2024

DEF 14A

Form DEF 14A - Other definitive proxy statements

Apr 4, 2024

Ownerships

TYPE

HEADLINE

FILED AT

Love Timothy Michael (Reporting)

Nov 4, 2026

144

Form 144 - Report of proposed sale of securities

Nov 2, 2026

Miranda Manuel Benito (Reporting)

Aug 18, 2026

Palomarez Javier Alberto (Reporting)

Aug 18, 2026

Csiszar Ernst N (Reporting)

Aug 18, 2026

Campbell C Robert (Reporting)

Aug 18, 2026

Other

TYPE

HEADLINE

FILED AT

EFFECT

Form EFFECT - Notice of Effectiveness

Sep 9, 2022

CORRESP

Form CORRESP - Correspondence

Sep 6, 2022

LETTER

Form UPLOAD - SEC-generated letter

Sep 2, 2022

LETTER

Form UPLOAD - SEC-generated letter

May 31, 2017

CORRESP

Form CORRESP - Correspondence

May 25, 2017

LETTER

Form UPLOAD - SEC-generated letter

Apr 28, 2017

MasTec, Inc. MTZ · SEC Filings