Comfort Systems USA stock: Backlog fuels a stronger Q3 outlook

Comfort Systems USA reported strong third-quarter results on October 22, 2026, with revenue, earnings and cash generation all advancing sharply from a year earlier. The company also entered the final quarter with a record backlog and a constructive view of organic growth.

The company said third-quarter revenue reached 3.77 billion US dollars, compared with 2.45 billion US dollars in the prior-year quarter. Net income rose to 489.0 million US dollars from 291.6 million US dollars, while diluted earnings per share increased to 13.91 US dollars from 8.25 US dollars. Operating cash flow exceeded 1.01 billion US dollars, compared with 553.3 million US dollars a year earlier.

Comfort Systems USA's third-quarter release showed backlog of 17.81 billion US dollars at September 30, up from 14.06 billion US dollars at June 30 and 9.38 billion US dollars a year earlier. Same-store backlog reached 17.39 billion US dollars, pointing to substantial growth in the existing operating base.

Record backlog supports 2027 plans

Chief Executive Officer Brian Lane said strong demand and execution had driven sequential backlog growth of 3.8 billion US dollars. Management said the company was well positioned to grow organically through year-end and in 2027 while maintaining high profitability and solid cash flow.

Comfort Systems USA stock traded at 919.50 euros on Lang & Schwarz at 15:34 CET on Thursday, November 5, 2026. That is 18.70 percent below the 1,131.00 euro quote reported on October 30. The real-time quote of Comfort Systems USA stock is available here.

US equities remain the broader market context for Comfort Systems USA stock, with the S&P 500 as the relevant benchmark.

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