Comfort Systems Stock Trading at a Premium: Buy, Hold or Fold?

Key Takeaways Comfort Systems trades at a premium P/E of 33.73 as AI-linked data center demand drives a 65% backlog jump.Gross margin up 340 bps to 23.6% in the first nine months of 2025 through project mix and discipline.FIX boosted liquidity, repurchased shares and raised dividends, supporting returns despite risks.Comfort Systems USA, Inc. (FIX) is currently trading at a premium compared with the Building Products - Air Conditioner and Heating industry peers and the broader Construction sector, with a fo ...