Comfort Systems USA (FIX) Benefited from Robust Results

Renaissance Investment Management, an investment management company, released its Q2 2025 “Large Cap Growth Strategy” investor letter. A copy of the letter can be downloaded here. The stock market experienced significant volatility in the second quarter, and yet, the S&P 500 posted an all-time high by the end of June. The liberation day tariff announcement set off havoc in the market, causing stock prices to drop 7% from April 2 to April 7. However, the market rebounded and gained more than 22% from the April 7 low through the end of June. The Russell 1000 Growth returned 17.8% and the S&P 500 returned 10.9% in the quarter. Large caps significantly outperformed their small-cap counterparts, and growth outperformed value. Against this backdrop, the strategy outperformed the S&P 500 Index but underperformed the Russell 1000 Growth benchmark. For more information on the fund’s best picks in 2025, please check its top five holdings.

In its second-quarter 2025 investor letter, Renaissance Large Cap Growth Strategy highlighted stocks such as Comfort Systems USA, Inc. (NYSE:FIX). Comfort Systems USA, Inc. (NYSE:FIX) offers mechanical and electrical installation, renovation, maintenance, repair, and replacement services. The one-month return of Comfort Systems USA, Inc. (NYSE:FIX) was 4.78%, and its shares gained 120.22% of their value over the last 52 weeks. On September 09, 2025, Comfort Systems USA, Inc. (NYSE:FIX) stock closed at $709.53 per share, with a market capitalization of $25.954 billion.

Renaissance Large Cap Growth Strategy stated the following regarding Comfort Systems USA, Inc. (NYSE:FIX) in its second quarter 2025 investor letter:

“Comfort Systems USA, Inc. (NYSE:FIX) was another large contributor. The company reported solid quarterly operating results, indicating an acceleration in organic revenue growth and highlighting the company’s incremental margin opportunities. Importantly, growth appears sustainable, with backlog growth accelerating. Management also highlighted their new business pipeline, addressing recent industry-wide concerns that demand for data center construction, service, and maintenance is slowing down.”

Was Jim Cramer Right About Comfort Systems USA, Inc. (FIX)?

Comfort Systems USA, Inc. (NYSE:FIX) is not on our list of 30 Most Popular Stocks Among Hedge Funds. As per our database, 53 hedge fund portfolios held Comfort Systems USA, Inc. (NYSE:FIX) at the end of the second quarter, which was 48 in the previous quarter. In the second quarter of 2025, Comfort Systems USA, Inc. (NYSE:FIX) reported a revenue of $2.2 billion, which signifies an increase of $363 million or 20% compared to the previous year. While we acknowledge the risk and potential Comfort Systems USA, Inc. (NYSE:FIX) as an investment, our conviction lies in the belief that some AI stocks hold greater promise for delivering higher returns and doing so within a shorter time frame. If you are looking for an AI stock that is more promising than Comfort Systems USA, Inc. (NYSE:FIX) and that has 10,000% upside potential, check out our report about this cheapest AI stock.

In another article, we covered Comfort Systems USA, Inc. (NYSE:FIX) and shared Brown Advisory Mid-Cap Growth Strategy’s views on the company. In addition, please check out our hedge fund investor letters Q2 2025 page for more investor letters from hedge funds and other leading investors.

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Disclosure: None. This article is originally published at Insider Monkey.