MasTec Director Sells $1.95M in Stock

Ernst Csiszar reduces stake by 27.39% through sale of 6,500 shares

Mar. 5, 2026 at 11:07pm

Got story updates? Submit your updates here. ›

MasTec, Inc. (NYSE:MTZ) Director Ernst Csiszar sold 6,500 shares of the company's stock on March 3rd for a total transaction value of $1,952,600. Following the sale, Csiszar now directly owns 17,235 shares of the company's stock, valued at $5,177,394. This represents a 27.39% decrease in Csiszar's position.

Why it matters

Insider transactions, especially large sales by directors, can provide insights into a company's outlook and performance. This sale by a MasTec director may signal potential concerns or a shift in the company's strategic direction.

The details

Csiszar sold the 6,500 shares at an average price of $300.40 per share. The transaction was disclosed in a filing with the Securities and Exchange Commission. MasTec is a diversified infrastructure construction company that provides services across various end markets, including communications, oil and gas, and renewable energy.

  • The stock sale occurred on Tuesday, March 3rd, 2026.

The players

Ernst Csiszar

A director on the board of MasTec, Inc.

MasTec, Inc.

A diversified infrastructure construction company that provides engineering, fabrication, installation and maintenance services across a broad range of end markets.

Got photos? Submit your photos here. ›

What they’re saying

“This trade represents a 27.39% decrease in their position.”

— Ernst Csiszar, Director

The takeaway

The sale of a significant number of shares by a MasTec director could signal potential concerns about the company's future performance or a shift in strategic direction. Investors should closely monitor any further insider transactions and the company's financial results to better understand the implications of this sale.