Comfort Systems USA is trading 4.8% down at $1600.00 in pre-market following a rating downgrade from Erste Group.

  • Erste Group lowered its recommendation from Buy to Hold, citing an elevated valuation and limited near-term upside potential.
  • The move extends a weekly pullback from record levels as investors lock in profits and de-risk ahead of the Q2 2026 earnings report scheduled for later in July.