Core Viewpoint - Comfort Systems USA Inc. (NYSE:FIX) is projected to double by 2030, with Stifel raising its price target to $1,196 from $1,155 while maintaining a Buy rating, citing potential outperformance in Q4 2025 [1][7] Financial Performance - In Q3 2025, Comfort Systems reported an EPS of $8.25, doubling year-over-year, and revenue increased by 35% to $2.5 billion, driven by a 33% rise in same-store revenue and a record backlog of $9.4 billion, representing a 65% increase [2] - The company achieved a gross profit of $608 million with a margin of 24.8%, and operating income surged by 86% to $379 million [2] Operational Developments - Significant profitability gains were observed in both mechanical and electrical segments, with the company expanding its industrial and healthcare capabilities through acquisitions expected to generate over $200 million in annual revenue [3] - Workforce expansion was noted, with a 15% increase in headcount since late 2024, primarily through organic growth supported by internal apprenticeship programs [3] Company Overview - Comfort Systems USA Inc. provides installation, renovation, maintenance, repair, and replacement services in the mechanical and electrical services industry in the US, operating through two segments: Mechanical and Electrical [4]

Core Insights - Brown Advisory Mid-Cap Growth Strategy underperformed its benchmark, the Russell Midcap® Growth Index, which increased approximately 3% in Q3 2025 [1] Company Overview - Comfort Systems USA, Inc. (NYSE:FIX) provides mechanical and electrical installation, renovation, maintenance, repair, and replacement services [2] - The stock closed at $883.79 per share on December 17, 2025, with a market capitalization of $31.181 billion [2] Performance Metrics - Comfort Systems USA, Inc. reported a revenue of $2.5 billion in Q3 2025, reflecting an increase of $639 million or 35% compared to the previous year [4] - The one-month return for Comfort Systems USA, Inc. was 3.71%, and its shares gained 108.79% over the last 52 weeks [2] Growth Outlook - Approximately one-third of Comfort Systems USA's revenue is tied to data center construction, positioning the company as a key beneficiary of strong demand in that market [3] - Management raised its organic growth outlook for the year to the mid-teens, up from high single digits, indicating continued momentum [3] - Backlog growth remains exceptional and of longer duration, providing solid visibility into revenue over the next one to two years [3] Hedge Fund Interest - Comfort Systems USA, Inc. was held by 67 hedge fund portfolios at the end of Q3 2025, an increase from 53 in the previous quarter [4]

Core Insights - Renaissance Investment Management's Q3 2025 "Large Cap Growth Strategy" investor letter indicates that stock prices continued to rise, with the S&P 500 reaching all-time highs in September, while the strategy underperformed its benchmarks [1] Company Performance - Comfort Systems USA, Inc. (NYSE:FIX) reported a one-month return of 18.33% and a 52-week gain of 146.48%, closing at $976.45 per share with a market capitalization of $34.441 billion on October 27, 2025 [2] - The company achieved a revenue of $2.5 billion in Q3 2025, reflecting a $639 million increase or 35% year-over-year growth [4] Growth Potential - Comfort Systems USA, Inc. demonstrated strong operating results with accelerating organic revenue growth and highlighted incremental margin opportunities, supported by a growing business pipeline from new data center constructions for AI applications [3] - The company is positioned to provide ongoing service and maintenance for the cooling needs of both existing and new data centers, indicating sustainable growth prospects [3]

Group 1 - TimesSquare Capital Management's "U.S. Small Cap Growth Strategy" reported a gross return of 11.28% and a net return of 11.02% for Q2 2025, compared to the Russell 2000 Growth Index's return of 11.97% [1] - The fund's performance was driven by double-digit returns in equities as global economic activity improved [1] - Comfort Systems USA, Inc. (NYSE:FIX) was highlighted as a key stock, with a one-month return of 9.02% and a 52-week gain of 121.85%, closing at $752.10 per share with a market capitalization of $26.535 billion [2] Group 2 - Comfort Systems USA, Inc. provides essential mechanical and electrical services, and its stock price surged by 67% due to strong quarterly results [3] - The company reported revenue of $2.2 billion for Q2 2025, reflecting a $363 million increase or 20% year-over-year [4] - Despite the potential of Comfort Systems USA, Inc. as an investment, there are suggestions that certain AI stocks may offer greater upside potential with less downside risk [4]

Market Overview - The stock market experienced significant volatility in Q2 2025, with the S&P 500 reaching an all-time high by the end of June despite a 7% drop from April 2 to April 7 due to the liberation day tariff announcement [1] - The market rebounded, gaining over 22% from the April 7 low through the end of June, with the Russell 1000 Growth returning 17.8% and the S&P 500 returning 10.9% in the quarter [1] - Large-cap stocks significantly outperformed small-cap stocks, and growth stocks outperformed value stocks [1] Renaissance Large Cap Growth Strategy Performance - The strategy outperformed the S&P 500 Index but underperformed the Russell 1000 Growth benchmark [1] Company Spotlight: Comfort Systems USA, Inc. (NYSE:FIX) - Comfort Systems USA, Inc. reported a one-month return of 4.78% and a 52-week gain of 120.22%, closing at $709.53 per share with a market capitalization of $25.954 billion on September 09, 2025 [2] - The company demonstrated solid quarterly operating results, indicating an acceleration in organic revenue growth and highlighting incremental margin opportunities [3] - Backlog growth is accelerating, and management emphasized a new business pipeline, addressing concerns about slowing demand for data center construction, service, and maintenance [3] Financial Performance - In Q2 2025, Comfort Systems USA, Inc. reported revenue of $2.2 billion, an increase of $363 million or 20% compared to the previous year [4] - The company was held by 53 hedge fund portfolios at the end of Q2 2025, up from 48 in the previous quarter [4]