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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 2024

Institutional positions in Comfort Systems USA Inc as of Dec 31, 2024. 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
665
+84 vs. Q3 2024
Shares held
34.0M
+648.4K (+1.9%) vs. Q3 2024
Total value
$14.4B
+$1.39B (+10.7%) vs. Q3 2024
New holders
138
222 more added
Sold out
54
236 more reduced

10 institutions that held it in Q3 2024 haven't filed for Q4 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2024: 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.

Institutional holdersQ4 2024: 665 institutions
Q1 2021: 252 institutionsQ2 2021: 282 institutionsQ3 2021: 269 institutionsQ4 2021: 291 institutionsQ1 2022: 280 institutionsQ2 2022: 277 institutionsQ3 2022: 299 institutionsQ4 2022: 337 institutionsQ1 2023: 348 institutionsQ2 2023: 378 institutionsQ3 2023: 400 institutionsQ4 2023: 447 institutionsQ1 2024: 505 institutionsQ2 2024: 555 institutionsQ3 2024: 591 institutionsQ4 2024: 665 institutionsQ1 2025: 632 institutionsQ2 2025: 755 institutionsQ3 2025: 888 institutionsQ4 2025: 1,043 institutionsQ1 2026: 1,206 institutionsQ2 2026: 1,357 institutions
Value heldQ4 2024: $14.4B
Q1 2021: $2.57BQ2 2021: $2.67BQ3 2021: $2.43BQ4 2021: $3.41BQ1 2022: $3.11BQ2 2022: $2.88BQ3 2022: $3.35BQ4 2022: $3.92BQ1 2023: $5.03BQ2 2023: $5.62BQ3 2023: $5.97BQ4 2023: $7.16BQ1 2024: $11.0BQ2 2024: $10.5BQ3 2024: $13.1BQ4 2024: $14.4BQ1 2025: $10.9BQ2 2025: $18.1BQ3 2025: $27.5BQ4 2025: $31.1BQ1 2026: $44.6BQ2 2026: $64.6B
Institutions holding FIX and their total value by quarter
QuarterHoldersValue
Q2 20261,357$64.6B
Q1 20261,206$44.6B
Q4 20251,043$31.1B
Q3 2025888$27.5B
Q2 2025755$18.1B
Q1 2025632$10.9B
Q4 2024665$14.4B
Q3 2024591$13.1B
Q2 2024555$10.5B
Q1 2024505$11.0B
Q4 2023447$7.16B
Q3 2023400$5.97B
Q2 2023378$5.62B
Q1 2023348$5.03B
Q4 2022337$3.92B
Q3 2022299$3.35B
Q2 2022277$2.88B
Q1 2022280$3.11B
Q4 2021291$3.41B
Q3 2021269$2.43B
Q2 2021282$2.67B
Q1 2021252$2.57B

Institutions, Q4 2024

Shares, value and share of portfolio for each institution holding Comfort Systems USA Inc; share changes are against Q3 2024.

Institutions holding FIX in Q4 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Bank of Montreal10,036$4.26M0.00%−8,766−46.6%Reduced
Crown Advisors Management, Inc.10,000$4.24M2.72%00.0%Unchanged
Zurcher Kantonalbank (Zurich Cantonalbank)9,851$4.18M0.01%+1,700+20.9%Added
Louisiana State Employees Retirement System9,800$4.16M0.08%−100−1.0%Reduced
Monument Capital Management9,753$4.14M1.14%+70+0.7%Added
Y-Intercept (Hong Kong) Ltd9,538$4.04M0.27%+9,538New
Jump Financial, LLC9,513$4.03M0.08%+7,939+504.4%Added
Dorchester Wealth Management Co9,360$3.97M0.79%−150−1.6%Reduced
Handelsbanken Fonder AB9,137$3.88M0.01%+1,500+19.6%Added
Freedom Day Solutions, LLC8,986$3.81M1.14%+192+2.2%Added
Quadrature Capital Ltd8,692$3.69M0.07%+8,692New
Cambridge Investment Research Advisors, Inc.8,558$3.63M0.01%+776+10.0%Added
4D Advisors, LLC8,500$3.60M2.53%+8,500New
State of Michigan Retirement System8,400$3.56M0.02%00.0%Unchanged
Thrivent Financial for Lutherans8,348$3.54M0.01%−8−0.1%Reduced
Quantbot Technologies LP8,323$3.53M0.13%+8,323New
Janney Montgomery Scott LLC8,294$3.52M0.01%+2,094+33.8%Added
KLP Kapitalforvaltning AS8,100$3.43M0.02%+8,100New
CIBC World Markets Inc.7,982$3.38M0.01%+2,863+55.9%Added
Zacks Investment Management7,982$3.38M0.03%−668−7.7%Reduced
Northwestern Mutual Investment Management Company, LLC7,885$3.34M0.07%−5−0.1%Reduced
Commonwealth of Pennsylvania Public School Empls Retrmt Sys7,836$3.32M0.02%−30.0%Reduced
New Age Alpha Advisors, LLC7,722$3.27M0.13%+7,722New
Redwood Investments, LLC7,669$3.25M0.87%−15,026−66.2%Reduced
New Mexico Educational Retirement Board7,400$3.14M0.11%00.0%Unchanged
MML Investors Services, LLC7,376$3.13M0.01%−1,219−14.2%Reduced
U.S. Capital Wealth Advisors, LLC7,270$3.08M0.10%+7,270New
Xponance, Inc.7,233$3.07M0.03%+308+4.4%Added
Oregon Public Employees Retirement Fund7,202$3.05M0.06%−70−1.0%Reduced
Regents Gate Capital LLP7,193$3.05M1.21%+7,193New
Ameritas Investment Partners, Inc.7,106$3.01M0.10%−190−2.6%Reduced
Diversified Trust Co7,070$3.00M0.07%+7,070New
Point72 Europe (London) LLP6,831$2.90M0.17%+6,831New
Horizon Investment Services, LLC6,802$2.88M1.23%−74−1.1%Reduced
RFG Advisory, LLC6,725$2.85M0.08%+275+4.3%Added
Hunter Associates Investment Management LLC6,541$2.77M0.42%−224−3.3%Reduced
The PNC Financial Services Group, Inc.6,451$2.74M0.00%+9+0.1%Added
LRT Capital Management, LLC6,366$2.70M2.11%+188+3.0%Added
Strategic Global Advisors, LLC6,213$2.63M0.48%+267+4.5%Added
Centiva Capital, LP6,082$2.58M0.10%+4,985+454.4%Added
Meritage Portfolio Management5,940$2.52M0.16%+412+7.5%Added
Vestcor Inc5,813$2.46M0.08%+427+7.9%Added
Commonwealth Equity Services, LLC5,770$2.45M0.00%+1,704+41.9%Added
Cetera Investment Advisers5,647$2.39M0.01%+101+1.8%Added
CBOE Vest Financial, LLC5,583$2.37M0.04%+1,670+42.7%Added
Shaker Investments LLC5,477$2.32M0.97%−30−0.5%Reduced
PDT Partners, LLC5,434$2.30M0.20%−20.0%Reduced
Cowa, LLC5,328$2.26M1.04%−1,048−16.4%Reduced
M&T Bank Corp5,328$2.26M0.01%−52−1.0%Reduced
Cim, LLC5,249$2.23M0.32%−113−2.1%Reduced
BNP Paribas5,157$2.21M0.09%00.0%Unchanged
Redhawk Wealth Advisors, Inc.5,056$2.14M0.29%+37+0.7%Added
CWM, LLC5,033$2.13M0.01%+1,564+45.1%Added
CenterBook Partners LP5,009$2.12M0.13%+5,009New
Consolidated Portfolio Review Corp4,986$2.11M0.33%+4,986New
Pictet Asset Management Holding SA4,909$2.08M0.00%+370+8.2%Added
Private Client Services, LLC4,899$2.08M1.12%−788−13.9%Reduced
DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main4,808$2.04M0.00%+1,568+48.4%Added
Entropy Technologies, LP4,801$2.04M0.21%+1,000+26.3%Added
Consolidated Planning Corp4,783$2.03M0.28%+1,573+49.0%Added
Ontario Teachers Pension Plan Board4,777$2.03M0.03%+3,328+229.7%Added
Nomura Holdings Inc4,708$2.00M0.01%+4,708New
Sheaff Brock Investment Advisors, LLC4,647$1.97M0.17%+4,647New
Advisor Group Holdings, Inc.4,539$1.93M0.00%+76+1.7%Added
Level Four Advisory Services, LLC4,513$1.91M0.08%+764+20.4%Added
B. Metzler seel. Sohn & Co. AG4,446$1.89M0.02%−6,082−57.8%Reduced
Ritholtz Wealth Management4,439$1.88M0.06%−60−1.3%Reduced
Mackenzie Financial Corp4,381$1.86M0.00%+4,381New
Jackson Creek Investment Advisors LLC4,316$1.83M0.55%−132−3.0%Reduced
Oppenheimer Asset Management Inc.4,290$1.82M0.02%−870−16.9%Reduced
Diversify Wealth Management, LLC4,081$1.80M0.14%+1,578+63.0%Added
Johnson Investment Counsel Inc4,163$1.77M0.02%−14−0.3%Reduced
Divisar Capital Management LLC4,159$1.76M0.38%00.0%Unchanged
Bosman Wealth Management, LLC4,133$1.75M1.69%+4,133New
Savant Capital, LLC4,101$1.74M0.01%+33+0.8%Added
Virtus Investment Advisers, Inc.4,086$1.73M1.36%+2,037+99.4%Added
Argent Capital Management LLC4,054$1.72M0.05%+4,054New
State of Alaska, Department of Revenue4,045$1.72M0.02%−95−2.3%Reduced
Norden Group LLC4,031$1.71M0.19%−1,462−26.6%Reduced
Daiwa Securities Group Inc.4,030$1.71M0.01%+730+22.1%Added
Polar Asset Management Partners Inc.4,000$1.70M0.03%+4,000New
Healthcare of Ontario Pension Plan Trust Fund3,995$1.69M0.00%+3,995New
Yorktown Management & Research Co Inc3,900$1.65M1.59%00.0%Unchanged
Verition Fund Management LLC3,848$1.63M0.01%+55+1.5%Added
North Star Investment Management Corp.3,800$1.61M0.11%−600−13.6%Reduced
Schwartz Investment Counsel Inc3,800$1.61M0.06%+400+11.8%Added
Laurus Investment Counsel Inc.3,760$1.59M0.82%−1,510−28.7%Reduced
Wolverine Trading, LLC3,699$1.59M0.04%+1,951+111.6%Added
New York Life Investment Management LLC3,734$1.58M0.02%−329−8.1%Reduced
Wealth Enhancement Advisory Services, LLC3,731$1.58M0.00%+1,107+42.2%Added
Roman Butler Fullerton & Co3,898$1.58M0.50%−325−7.7%Reduced
JustInvest LLC3,636$1.54M0.02%+261+7.7%Added
Pitcairn Co3,607$1.53M0.09%+95+2.7%Added
Bridges Investment Management Inc3,570$1.51M0.02%+498+16.2%Added
Kestra Advisory Services, LLC3,536$1.50M0.01%+53+1.5%Added
Saturna Capital CORP3,499$1.48M0.02%+191+5.8%Added
Optimum Investment Advisors3,494$1.48M0.65%−550−13.6%Reduced
Alliance Wealth Advisors, LLC3,490$1.48M0.38%−906−20.6%Reduced
Kestra Investment Management, LLC3,480$1.48M0.06%+763+28.1%Added
Hilltop Holdings Inc.3,458$1.47M0.09%−3,508−50.4%Reduced