Avoid the stress of overpaying for a stock or missing an opportunity by using the right tools and insights to evaluate Comfort Systems USA, Inc. before investing.

In this article, we go over a few key elements for understanding Comfort Systems USA, Inc.’s stock price such as:

• Comfort Systems USA, Inc.’s current stock price and volume
• Why Comfort Systems USA, Inc.’s stock price changed recently
• Upgrades and downgrades for FIX from analysts
• FIX’s stock price momentum as measured by its relative strength

About Comfort Systems USA, Inc. (FIX)

Before we jump into Comfort Systems USA, Inc.’s stock price, history, target price and what caused it to recently rise, let’s take a look at some background.

Comfort Systems USA, Inc., together with its subsidiaries, provides mechanical and electrical installation, renovation, maintenance, repair, and replacement services for the mechanical and electrical services industry in the United States. It operates through two segments: Mechanical and Electrical. The company offers heating, ventilation, and air conditioning systems, as well as plumbing, electrical, piping and controls, off-site construction, monitoring, and fire protection. It also involved in the design, engineering, integration, installation, and start-up of mechanical, electrical, and plumbing (MEP) and related systems in new buildings; and renovation, expansion, maintenance, monitoring, repair, and replacement of MEP systems in existing buildings. In addition, the company provides remote monitoring of power usage, temperature, pressure, humidity and air flow for MEP and other building systems. It serves building owners and developers, general contractors, architects, consulting engineers, and property managers in the commercial, industrial, and institutional MEP markets. Comfort Systems USA, Inc. was founded in 1917 and is headquartered in Houston, Texas.

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Comfort Systems USA, Inc.’s Stock Price as of Market Close

As of January 15, 2026, 4:00 PM, CST, Comfort Systems USA, Inc.’s stock price was $1,091.040.

Comfort Systems USA, Inc. is up 3.09% from its previous closing price of $1,058.290.

During the last market session, Comfort Systems USA, Inc.’s stock traded between $1,075.000 and $1,114.610. Currently, there are approximately 35.31 million shares outstanding for Comfort Systems USA, Inc..

Comfort Systems USA, Inc.’s price-earnings (P/E) ratio is currently at 44.6, which is high compared to the Construction & Engineering industry median of 31.7. The price-earnings ratio gauges market expectation of future performance by relating a stock’s current share price to its earnings per share.

Comfort Systems USA, Inc. Stock Price History

Comfort Systems USA, Inc.’s (FIX) price is currently up 16.9% so far this month.

During the month of January, Comfort Systems USA, Inc.’s stock price has reached a high of $1,114.610 and a low of $932.330.

Over the last year, Comfort Systems USA, Inc. has hit prices as high as $1,079.268 and as low as $276.440. Year to date, Comfort Systems USA, Inc.’s stock is up 16.9%.

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What Caused Comfort Systems USA, Inc. Stock’s Price to Rise?

Stock prices are primarily based on seller supply and buyer demand. But have you ever wondered about what other factors affect a stock's price?

When an analyst changes their opinion of a stock by upgrading or downgrading their rating, it often leads to a sudden stock price adjustment. As of January 14, 2026, there were 0 analysts who downgraded Comfort Systems USA, Inc.’s stock and 2 analysts who upgraded over the last month.

Additionally, you'll want to evaluate Comfort Systems USA, Inc.’s financial health and valuation. Investors can use AAII's Value Grade, which combines six key valuation metrics like P/E and P/S ratios for a comprehensive analysis to conduct analysis on Comfort Systems USA, Inc.’s valuation and financial health. This approach mitigates the limitations of single-metric evaluations.

Comfort Systems USA, Inc.’s current valuation based on AAII’s Value Grade is a F, which means it is considered to be Ultra Expensive.

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Lastly, news and media coverage as well as recent press reports about the company or its industry may cause stock prices to fluctuate. You can check out the most recent news articles about Comfort Systems USA, Inc. (FIX) by visiting AAII Stock Evaluator.

Relative Price Strength of Comfort Systems USA, Inc.

Relative price strength measures a stock's performance against the market, helping investors identify stocks that are outperforming benchmarks.

For AAII’s Momentum Grade, a weighted relative price strength is calculated. Follow this link to learn more about the Momentum Grade.

As of January 14, 2026, Comfort Systems USA, Inc. has a weighted four-quarter relative price strength of 20.21%, which translates to a Momentum Score of 90 and is considered to be Very Strong.

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Comfort Systems USA, Inc. Stock Price: Bottom Line

As of January 15, 2026, Comfort Systems USA, Inc.’s stock price is $1,091.040, which is up 3.09% from its previous closing price.

AAII advises against making stock decisions based solely on price or past returns. Instead, consider a variety of metrics, fundamentals, and analytics to evaluate a stock like Comfort Systems USA, Inc. stock prices are influenced by market supply and demand and offer just a snapshot of a company's overall health.

Subscribing to AAII's A+ Investor provides access to comprehensive analytics and insights for confident investing.