Comfort Systems USA, Inc.FIX
Closing prices as of Oct 23, 2026Updated once daily after the US close — not a live quote.

$1,163.38

-28.64% past month

Notable price movement

  • Oct 23, 2026

    $1,160.86-9.26%

    Comfort Systems fell 9.26% while the S&P 500 ETF moved -0.52%, so the broad market did not share the decline . The Motley Fool reported that the company declined even while posting blowout numbers , and Seeking Alpha and The Motley Fool carried transcripts of its Q3 2026 earnings call . Volume was 3.4x the trailing 20-session average .

  • Oct 22, 2026

    $1,279.37-8.70%

    Shares fell 8.70% while the S&P 500 ETF moved -1.18%, so the drop was far larger than the broad-market move . Volume was 2.4x the trailing 20-session average, and the session range was 7.8% of the low .

  • Oct 21, 2026

    $1,401.27+0.30%

  • Oct 20, 2026

    $1,397.09-4.57%

    The stock fell 4.57% while the S&P 500 ETF (SPY) rose 0.34% on the same session, so the decline was not shared by the broad market . Volume ran at 1.6x the trailing 20-session average, and the session traded in a range of 4.3% of the low .

  • Oct 19, 2026

    $1,464.07+1.74%

  • Oct 16, 2026

    $1,439.07-2.85%

    The company fell 2.85% on a day when the broad market also declined, with the S&P 500 ETF (SPY) down 1.11% . The stock's drop was about two and a half times as large as the broad-market move .

  • Oct 15, 2026

    $1,481.27-3.92%

    The shares fell 3.92% while the broad market, measured by the S&P 500 ETF (SPY), rose 0.28% . The move was therefore not shared by the broad market . Volume was 2.2x the trailing 20-session average, and the session traded in a range of 7.7% of the low .

Closing prices for FIX. Summaries describe past sessions only and are not advice, a forecast or a recommendation.

Prices and financial data are historical and provided for research only. Not investment advice.