Welcome to our dedicated page for MasTec SEC filings (Ticker: MTZ), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
MasTec, Inc. filings document the formal disclosures of a Florida infrastructure engineering and construction company with common stock listed on the New York Stock Exchange under MTZ. Its current reports include results of operations and Regulation FD disclosures furnished with earnings releases, financial guidance, backlog commentary and segment performance information for Communications, Power Delivery, Pipeline Infrastructure, and Clean Energy and Infrastructure.
MasTec regulatory filings also cover governance and capital-structure matters. Proxy materials describe annual meeting proposals, director elections, auditor ratification and advisory executive compensation votes. Other 8-K filings document material financing arrangements, including credit agreement amendments, and employee benefit plan blackout notices that affect trading restrictions for directors and executive officers.
MasTec Inc. director Ernst N. Csiszar reported an open-market sale of 6,500 shares of Common Stock at an average price of $371.17 per share. After this transaction, he directly holds 10,816 MasTec shares, indicating he retained a substantial equity position following the sale.
Morgan Stanley Smith Barney LLC Executive Financial Services filed a Rule 144 notice reporting proposed and recent sales of 6,500 shares of Common stock. The filing lists multiple earlier grants tied to "Compensation for Past Services" and records $1,952,576.60 in proceeds tied to the recent sale activity.
MasTec, Inc. reported shareholder voting results from its Annual Meeting held on May 21, 2026. Shareholders elected Ernst N. Csiszar, Julia L. Johnson and Jorge Mas as Class I directors to serve until the 2029 Annual Meeting of Shareholders, with each receiving substantially more votes "For" than votes withheld.
Shareholders also ratified the appointment of PricewaterhouseCoopers LLP as the independent registered public accounting firm for the 2026 fiscal year, with more than 57.9 million votes in favor and minimal opposition. In addition, shareholders approved a non-binding advisory resolution on executive compensation, with approximately 49.7 million votes "For" compared to about 3.8 million votes "Against" and a relatively small number of abstentions.
MASTEC INC director Ernst N. Csiszar reported routine equity compensation activity. He received a grant of 104 shares of common stock, recorded at a zero dollar purchase price as an award. On the same date, 23 shares were disposed of to cover taxes due upon vesting of restricted stock. Following these transactions, he directly holds 17,339 shares of MasTec common stock.
MasTec director Robert J. Dwyer reported routine equity compensation activity in company common stock. He received a grant of 95 shares at no cost and had 21 shares withheld by MasTec to cover taxes due upon vesting of restricted stock.
Following these compensation-related entries, he directly holds 20,873 shares of MasTec common stock. The filing reflects standard award and tax-withholding mechanics rather than open-market buying or selling.
MasTec director Ava L. Parker reported routine equity compensation activity. She received 121 shares of Common Stock as part of her quarterly director compensation, calculated using the closing share price on May 14, 2026, and elected to defer receipt of 60 of those shares under the Issuer's Deferred Fee Plan for Directors. In a separate transaction, 14 shares were withheld by MasTec to pay taxes due upon vesting of restricted stock, a tax-withholding disposition rather than an open-market sale. After these entries, Parker directly holds 5,406 shares of MasTec Common Stock.
MasTec Inc. director Campbell C. Robert received a grant of 95 shares of Common Stock, recorded at a price of $0.00 per share. This was classified as a grant or award acquisition and increased his direct holdings to 30,741 shares.
MasTec director Javier Alberto Palomarez reported routine equity compensation activity. He received a grant of 95 shares of common stock, increasing his direct holdings to 10,687 shares. On the same date, 21 shares were withheld by the company at $434.77 per share to cover taxes on vesting of restricted stock.
MASTEC INC director Julia L. Johnson received a grant of 95 shares of Common Stock. The award was recorded at no purchase price and is classified as a grant or other acquisition. After this transaction, she directly holds 73,335 shares of MasTec common stock.
MasTec Inc. director C Robert Campbell reported selling 3,000 shares of the company’s Common Stock in an open-market sale. The transactions were executed at a price of $417.00 per share. After these sales, he directly owns 30,646 shares of MasTec Common Stock.
According to the disclosure, the 3,000 shares were sold in 14 separate transactions, each at $417.00 per share. Campbell has undertaken to provide full details of the share amounts in each individual transaction upon request to MasTec, its security holders, or the staff of the Securities and Exchange Commission.