Comfort Systems USA (FIX) Stock News Today: S&P 500 Addition, Analyst Price Targets, and the 2026 Outlook
December 22, 2025 — Comfort Systems USA, Inc. (NYSE: FIX) is in the spotlight to start the week as the commercial HVAC and electrical contractor officially joins the S&P 500, a move that typically boosts visibility and can trigger near-term index-fund demand. News Release Archive As of Monday’s session, FIX stock traded around $958.80, up about 1.9% on the day, after opening near $958.60 and moving between roughly $940.00 and $959.83. The company’s market capitalization is about $34.3 billion, and the shares are roughly 7.5% below their 52‑week high of $1,036.66. Below is a detailed, publication-ready roundup of the latest