MasTec is trading at $150.62, down 10.14% at 11:45 a.m. EST on November 5, 2026, after lowering its 2026 profit outlook.
- Permitting delays averaging about 60 days pushed pipeline work into 2027, weighing on near-term crew utilization and margins.
- The company lowered adjusted earnings guidance to $8.92–$9.30 per share, despite record Q3 revenue of $5.15 billion.
- A sharp market selloff may add pressure, but the company-specific outlook change is the clearest catalyst.