MASTEC INC

SEC insider activity covers quarterly filings through June 30, 2026. Later filings are not included. Reported roles do not establish current employment or current holdings. SEC filing documents, sections and filing-text search cover filings dated January 1, 2000 onward. Earlier filings are deferred until after launch.

MTZ

organization

SIC: 1623

SEC Insider

$276.4M

1,394 transactions

Summary

MASTEC INC (MTZ) is an organization.

Recent Insider Transactions

As filed, including amendments; not net cash flow or current holdings. Joint reports count once. Totals cover known values only.

Buys: $14.2MSales: $169.0M20 insiders

Date	Insider	Type	Value
2026-06-03	Csiszar Ernst N	Sell	$2.4M
2026-03-10	de Cardenas Alberto(EVP, General Counsel)	F	$1.4M
2026-05-04	Campbell C Robert	Sell	$1.3M
2026-03-25	Palomarez Javier Alberto	Sell	$309K
2026-05-15	Csiszar Ernst N	F	$10K
2026-05-15	Palomarez Javier Alberto	F	$9K
2026-05-15	Dwyer Robert J	F	$9K
2026-05-15	Parker Ava L	F	$6K
2026-05-15	JOHNSON JULIA L	A	$0
2026-05-15	Palomarez Javier Alberto	A	$0
2026-05-15	Campbell C Robert	A	$0
2026-05-15	Parker Ava L	A	$0
2026-05-15	Dwyer Robert J	A	$0
2026-05-15	Csiszar Ernst N	A	$0
2026-03-18	MAS JOSE RAMON(CEO)	A	$0
2026-03-18	MAS JORGE	A	$0
2026-03-18	de Cardenas Alberto(EVP, General Counsel)	A	$0
2026-03-18	Apple Robert E(COO)	A	$0
2026-03-18	DiMarco Paul(CFO)	A	$0
2026-03-17	Love Timothy Michael(CAO)	A	$0

SEC filings: SEC EDGAR

Activity data: SEC EDGAR

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