Custom Truck One Source: 3 Key Takeaways for Long-Term Investors

Custom Truck One Source raised its 2026 earnings guidance for the third time, driven by record equipment demand from electrical grid investments. The company is strategically shifting capital into fleet expansion, investing $210-230 million in rental assets expected to generate $15 million in annual EBITDA by 2027. Management diverted production capacity toward internal fleet rentals over third-party sales, achieving 79% rental gross margins and 81% fleet utilization as transmission demand remains strong.