MTZ Filing
4Filing Date: Jun 5, 2026

MASTEC INC (MTZ) · Insider Trading (Form 4) SEC Filing

Statement of Changes in Beneficial Ownership

descriptionView SEC Filing
ACC: 0000015615-26-000067open_in_new
Total Value$2.41M
Trades1
Insiders1

Transaction Details

Csiszar Ernst N
Director·Direct
Sell · Dispose
Common Stock
Shares-6.50K
Price$371.17
Total Value$2.41M
Shares Owned After10.82K
Transaction DateJun 3, 2026

Post-Transaction Holdings

Csiszar Ernst N
SecuritySharesChange
Common Stock10.82K-6.50K (-37.54%)
Original SEC Filing Textexpand_more
=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-06-03 10b5-1 Pre-arranged Plan: No --- Issuer --- Name: MASTEC INC (MTZ) CIK: 0000015615 --- Reporting Owner --- Name: Csiszar Ernst N CIK: 0001341639 Role: Director --- Non-Derivative Transactions --- [Transaction #1] Security: Common Stock Date: 2026-06-03 | Code: S (Open market sale) Shares: -6,500 | Price: $371.17 Total Value: $2,412,605.00 Shares Owned After: 10,816 | Ownership: D (Direct) --- Signature --- /s/ \s\ Alberto de Cardenas For: Ernst Csiszar (2026-06-05)

keid analysis is for reference only and does not constitute investment advice.