Comfort Systems USA Inc
FIX- Exchange
- NYSE
- Industry
- Electrical Work
- SEC CIK
- 0001035983
In the last 90 days, Comfort Systems USA Inc insiders filed 0 open-market purchases and 3 sales; 1,357 institutions reported holding it in 13F filings for Q2 2026, worth $64.6B in total; superinvestors Coatue Management and Markel Group hold it.
13F holders, Q4 2025
Institutional positions in Comfort Systems USA Inc as of Dec 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 1,043
- +178 vs. Q3 2025
- Shares held
- 33.3M
- +67.2K (+0.2%) vs. Q3 2025
- Total value
- $31.1B
- +$3.72B (+13.6%) vs. Q3 2025
- New holders
- 260
- 353 more added
- Sold out
- 82
- 338 more reduced
23 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting FIX on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 1,357 | $64.6B |
| Q1 2026 | 1,206 | $44.6B |
| Q4 2025 | 1,043 | $31.1B |
| Q3 2025 | 888 | $27.5B |
| Q2 2025 | 755 | $18.1B |
| Q1 2025 | 632 | $10.9B |
| Q4 2024 | 665 | $14.4B |
| Q3 2024 | 591 | $13.1B |
| Q2 2024 | 555 | $10.5B |
| Q1 2024 | 505 | $11.0B |
| Q4 2023 | 447 | $7.16B |
| Q3 2023 | 400 | $5.97B |
| Q2 2023 | 378 | $5.62B |
| Q1 2023 | 348 | $5.03B |
| Q4 2022 | 337 | $3.92B |
| Q3 2022 | 299 | $3.35B |
| Q2 2022 | 277 | $2.88B |
| Q1 2022 | 280 | $3.11B |
| Q4 2021 | 291 | $3.41B |
| Q3 2021 | 269 | $2.43B |
| Q2 2021 | 282 | $2.67B |
| Q1 2021 | 252 | $2.57B |
Institutions, Q4 2025
Shares, value and share of portfolio for each institution holding Comfort Systems USA Inc; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Systematic Financial Management LP | 49,050 | $45.8M | 1.08% | −15,434−23.9% | Reduced |
| E. Ohman J:or Asset Management AB | 48,559 | $45.3M | 1.06% | +210.0% | Added |
| National Pension Service | 47,044 | $43.9M | 0.03% | +47,044 | New |
| Merewether Investment Management, LP | 46,349 | $43.3M | 0.99% | +42,180+1,011.8% | Added |
| Nomura Asset Management International Inc. | 45,060 | $42.1M | 0.06% | +45,060 | New |
| Teacher Retirement System of Texas | 43,563 | $40.7M | 0.14% | +34,336+372.1% | Added |
| Cerity Partners LLC | 41,391 | $38.6M | 0.06% | +8,377+25.4% | Added |
| Kayne Anderson Rudnick Investment Management LLC | 40,823 | $38.1M | 0.10% | −9,594−19.0% | Reduced |
| Driehaus Capital Management LLC | 40,482 | $37.8M | 0.26% | −10,112−20.0% | Reduced |
| Renaissance Group LLC | 38,796 | $36.2M | 1.45% | −13,908−26.4% | Reduced |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 37,369 | $34.9M | 0.04% | +37,005+10,166.2% | Added |
| Asset Management One Co.,Ltd. | 35,880 | $34.0M | 0.09% | +22,269+163.6% | Added |
| CIBC World Markets Inc. | 36,089 | $33.7M | 0.06% | +6,589+22.3% | Added |
| Bank of Montreal | 36,017 | $33.6M | 0.01% | +21,116+141.7% | Added |
| Macquarie Group Ltd | 35,685 | $33.3M | 0.15% | −7,254−16.9% | Reduced |
| Panagora Asset Management Inc | 35,315 | $33.0M | 0.12% | +2,892+8.9% | Added |
| State Board of Administration of Florida Retirement System | 34,043 | $31.8M | 0.06% | +728+2.2% | Added |
| New York State Common Retirement Fund | 33,694 | $31.4M | 0.04% | −248−0.7% | Reduced |
| BWCP, LP | 33,610 | $31.4M | 5.20% | −6,160−15.5% | Reduced |
| Man Group plc | 33,324 | $31.1M | 0.06% | +14,485+76.9% | Added |
| Credit Agricole S A | 33,116 | $30.9M | 0.09% | +4,243+14.7% | Added |
| Robeco Schweiz AG | 32,675 | $30.5M | 0.68% | −36,525−52.8% | Reduced |
| Mariner, LLC | 32,016 | $29.9M | 0.04% | +14,345+81.2% | Added |
| Schonfeld Strategic Advisors LLC | 31,217 | $29.1M | 0.15% | +10,742+52.5% | Added |
| CWM, LLC | 30,320 | $28.3M | 0.08% | +4,789+18.8% | Added |
| Waratah Capital Advisors Ltd. | 30,161 | $28.1M | 2.14% | +3,309+12.3% | Added |
| Bessemer Group Inc | 29,958 | $28.0M | 0.04% | +299+1.0% | Added |
| New York State Teachers Retirement System | 29,865 | $27.9M | 0.05% | −2,476−7.7% | Reduced |
| Danske Bank A/S | 29,801 | $27.8M | 0.06% | +5,266+21.5% | Added |
| Ensign Peak Advisors, Inc | 29,579 | $27.6M | 0.05% | +21,410+262.1% | Added |
| Jefferies Financial Group Inc. | 29,124 | $27.2M | 0.22% | +22,452+336.5% | Added |
| Aviva PLC | 28,773 | $26.9M | 0.05% | +28,134+4,402.8% | Added |
| Cetera Investment Advisers | 28,456 | $26.6M | 0.03% | +119+0.4% | Added |
| Moran Wealth Management, LLC | 28,357 | $26.5M | 0.81% | +7,192+34.0% | Added |
| Candriam Luxembourg S.C.A. | 28,286 | $26.4M | 0.13% | +27,764+5,318.8% | Added |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 27,601 | $25.8M | 0.04% | −1,222−4.2% | Reduced |
| Advisor Group Holdings, Inc. | 27,391 | $25.6M | 0.04% | +26+0.1% | Added |
| Fred Alger Management, LLC | 27,228 | $25.4M | 0.10% | −6,878−20.2% | Reduced |
| Creative Planning | 26,386 | $24.6M | 0.02% | +4,872+22.6% | Added |
| Citigroup Inc | 26,248 | $24.5M | 0.02% | +12,174+86.5% | Added |
| Manufacturers Life Insurance Company, The | 26,222 | $24.5M | 0.02% | +450+1.7% | Added |
| Korea Investment CORP | 26,156 | $24.4M | 0.05% | +26,156 | New |
| Mitsubishi UFJ Trust & Banking Corp | 26,103 | $24.4M | 0.06% | +12,566+92.8% | Added |
| Granahan Investment Management Inc | 26,035 | $24.3M | 1.04% | −66,737−71.9% | Reduced |
| Stifel Financial Corp | 25,677 | $24.0M | 0.02% | −1,230−4.6% | Reduced |
| Polar Capital Holdings Plc | 25,225 | $23.5M | 0.11% | +25,225 | New |
| Truist Financial Corp | 25,126 | $23.4M | 0.03% | −7,431−22.8% | Reduced |
| Adage Capital Partners GP, L.L.C. | 24,800 | $23.1M | 0.04% | +24,800 | New |
| Pictet Asset Management Holding SA | 24,708 | $23.1M | 0.02% | +19,785+401.9% | Added |
| National Bank of Canada | 23,700 | $22.1M | 0.02% | +22,781+2,478.9% | Added |
| Colony Group, LLC | 23,536 | $22.0M | 0.03% | +18,205+341.5% | Added |
| Munro Partners | 23,434 | $21.9M | 0.61% | −3,820−14.0% | Reduced |
| State of Wisconsin Investment Board | 23,111 | $21.6M | 0.05% | +13,747+146.8% | Added |
| Lighthouse Investment Partners, LLC | 21,998 | $20.5M | 0.68% | +21,998 | New |
| Jain Global LLC | 21,911 | $20.4M | 0.20% | +21,911 | New |
| T. Rowe Price Investment Management, Inc. | 21,734 | $20.3M | 0.01% | −12,822−37.1% | Reduced |
| Wellington Management Group LLP | 21,602 | $20.2M | 0.00% | −2,723−11.2% | Reduced |
| Hiddenite Capital Partners LP | 21,200 | $19.8M | 10.21% | 00.0% | Unchanged |
| Wealth Enhancement Advisory Services, LLC | 18,706 | $19.4M | 0.03% | +3,429+22.4% | Added |
| Toronto Dominion Bank | 20,571 | $19.2M | 0.03% | +20,554+120,905.9% | Added |
| Verition Fund Management LLC | 20,544 | $19.2M | 0.10% | +8,696+73.4% | Added |
| Summit Partners Public Asset Management, LLC | 20,000 | $18.7M | 0.53% | −20,000−50.0% | Reduced |
| Prudential Financial Inc | 19,901 | $18.6M | 0.02% | +13,008+188.7% | Added |
| PFA Pension, Forsikringsaktieselskab | 19,594 | $18.6M | 0.05% | +19,594 | New |
| Trexquant Investment LP | 19,779 | $18.5M | 0.16% | −2,936−12.9% | Reduced |
| Susquehanna International Group, LLP | 19,469 | $18.2M | 0.02% | −3,847−16.5% | Reduced |
| Pallas Capital Advisors LLC | 19,304 | $18.0M | 0.59% | −1,301−6.3% | Reduced |
| Navellier & Associates Inc | 19,268 | $18.0M | 2.02% | +196+1.0% | Added |
| Strategic Planning Group, LLC | 18,626 | $17.4M | 2.24% | −408−2.1% | Reduced |
| Chevy Chase Trust Holdings, Inc. | 17,845 | $16.7M | 0.04% | +17,845 | New |
| Toroso Investments, LLC | 16,750 | $15.6M | 0.07% | +6,997+71.7% | Added |
| Horizon Investments, LLC | 16,689 | $15.6M | 0.20% | +2,982+21.8% | Added |
| Canada Pension Plan Investment Board | 16,640 | $15.5M | 0.01% | +3,040+22.4% | Added |
| Peterson Wealth Services | 16,447 | $15.3M | 3.93% | −43,884−72.7% | Reduced |
| Crown Advisors Management, Inc. | 16,000 | $14.9M | 9.82% | −2,000−11.1% | Reduced |
| Skandinaviska Enskilda Banken AB (publ) | 15,770 | $14.7M | 0.06% | +12,010+319.4% | Added |
| Swedbank AB | 15,672 | $14.6M | 0.01% | +15,672 | New |
| Great West Life Assurance Co | 15,674 | $14.6M | 0.03% | −11,065−41.4% | Reduced |
| State of Tennessee, Treasury Department | 12,444 | $14.2M | 0.05% | −2,601−17.3% | Reduced |
| Mercer Global Advisors Inc | 15,057 | $14.1M | 0.02% | +8,180+118.9% | Added |
| Police & Firemen's Retirement System of New Jersey | 14,786 | $13.8M | 0.11% | −600−3.9% | Reduced |
| Neumeier Poma Investment Counsel LLC | 14,601 | $13.6M | 1.13% | −31,007−68.0% | Reduced |
| Treasurer of the State of North Carolina | 14,575 | $13.6M | 0.04% | −1,069−6.8% | Reduced |
| Mediolanum International Funds Ltd | 14,212 | $13.5M | 0.13% | +14,212 | New |
| Public Employees Retirement System of Ohio | 14,357 | $13.4M | 0.04% | −522−3.5% | Reduced |
| KLP Kapitalforvaltning AS | 14,220 | $13.3M | 0.05% | +5,320+59.8% | Added |
| Captrust Financial Advisors | 14,076 | $13.1M | 0.02% | +7,675+119.9% | Added |
| Sumitomo Mitsui DS Asset Management Company, Ltd | 13,800 | $12.9M | 0.10% | +13,800 | New |
| FIL Ltd | 13,726 | $12.8M | 0.01% | +13,726 | New |
| Cowa, LLC | 13,709 | $12.8M | 3.89% | −245−1.8% | Reduced |
| Swiss Life Asset Management Ltd | 13,278 | $12.4M | 0.06% | +11,645+713.1% | Added |
| Markel Group Inc.SuperinvestorMarkel Group | 13,000 | $12.1M | 0.10% | 00.0% | Unchanged |
| AustralianSuper Pty Ltd | 12,779 | $11.9M | 0.06% | +12,779 | New |
| Virginia Retirement Systems Et Al | 12,773 | $11.9M | 0.07% | +4,950+63.3% | Added |
| TD Asset Management Inc | 12,722 | $11.9M | 0.01% | +9,678+317.9% | Added |
| Daiwa Securities Group Inc. | 12,357 | $11.5M | 0.04% | +10,956+782.0% | Added |
| Nisa Investment Advisors, LLC | 12,234 | $11.4M | 0.04% | +449+3.8% | Added |
| State of New Jersey Common Pension Fund D | 11,993 | $11.2M | 0.04% | −62−0.5% | Reduced |
| Nomura Asset Management Co Ltd | 11,798 | $11.0M | 0.03% | +11,715+14,114.5% | Added |
| Fjarde Ap-Fonden /Fourth Swedish National Pension Fund | 11,680 | $10.9M | 0.09% | +11,680 | New |