Skip to main content

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, Q1 2025

Institutional positions in Comfort Systems USA Inc as of Mar 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
632
−21 vs. Q4 2024
Shares held
33.8M
+267.7K (+0.8%) vs. Q4 2024
Total value
$10.9B
−$3.33B (−23.4%) vs. Q4 2024
New holders
100
275 more added
Sold out
121
201 more reduced

12 institutions that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 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 holdersQ1 2025: 632 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 heldQ1 2025: $10.9B
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, Q1 2025

Shares, value and share of portfolio for each institution holding Comfort Systems USA Inc; share changes are against Q4 2024.

Institutions holding FIX in Q1 2025
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock, Inc.3,952,940$1.27B0.03%−958,796−19.5%Reduced
Vanguard Group Inc3,802,542$1.23B0.02%+21,847+0.6%Added
Capital World Investors2,317,433$747.0M0.12%+170,348+7.9%Added
FMR LLC1,424,242$459.1M0.03%−272,793−16.1%Reduced
State Street Corp1,111,185$358.2M0.01%+7,008+0.6%Added
Invesco Ltd.1,004,133$323.7M0.06%−398,915−28.4%Reduced
Westfield Capital Management Co LP889,639$286.8M1.40%+4,512+0.5%Added
Geode Capital Management, LLC818,865$264.0M0.02%+49,331+6.4%Added
Fuller & Thaler Asset Management, Inc.645,434$208.0M0.81%−3,031−0.5%Reduced
JPMorgan Chase & Co519,437$167.4M0.01%+138,541+36.4%Added
AQR Capital Management LLC530,428$165.2M0.17%+273,453+106.4%Added
First Trust Advisors LP496,138$159.9M0.14%+32,348+7.0%Added
Norges Bank482,274$155.5M0.02%+19,712+4.3%Added
Baillie Gifford & Co445,915$143.7M0.13%−159,444−26.3%Reduced
Dimensional Fund Advisors LP388,638$125.3M0.03%+20,854+5.7%Added
Morgan Stanley374,079$120.6M0.01%+44,860+13.6%Added
Royal London Asset Management Ltd344,517$111.0M0.26%+117,258+51.6%Added
Goldman Sachs Group Inc332,736$107.3M0.02%−302,278−47.6%Reduced
Jacobs Levy Equity Management, Inc319,813$103.1M0.41%+239,692+299.2%Added
Millennium Management LLC317,852$102.5M0.10%+150,547+90.0%Added
Northern Trust Corp317,615$102.4M0.02%+2,794+0.9%Added
Charles Schwab Investment Management Inc303,229$97.7M0.02%+4,464+1.5%Added
Federated Hermes, Inc.299,933$96.7M0.21%−167,905−35.9%Reduced
Alliancebernstein L.P.295,744$95.3M0.03%−10,000−3.3%Reduced
Bank of New York Mellon Corp280,037$90.3M0.02%−2,564−0.9%Reduced
Qube Research & Technologies Ltd251,275$81.0M0.13%+129,529+106.4%Added
Artemis Investment Management LLP248,238$80.0M1.23%+147,885+147.4%Added
Hood River Capital Management LLC238,480$76.9M1.31%+6,427+2.8%Added
Nuveen, LLC231,544$74.6M0.02%+231,544New
Voya Investment Management LLC228,971$73.7M0.08%−4,582−2.0%Reduced
Capital International Investors220,371$71.0M0.01%−34,257−13.5%Reduced
Citadel Advisors LLC193,721$62.4M0.06%+168,176+658.4%Added
Two Sigma Investments, LP183,051$59.0M0.13%+142,183+347.9%Added
GW&K Investment Management, LLC176,321$56.8M0.53%−17,682−9.1%Reduced
Capital Research Global Investors175,660$56.6M0.01%−76,411−30.3%Reduced
Victory Capital Management Inc172,571$55.6M0.06%+128,209+289.0%Added
Munro Partners171,125$55.2M2.62%−2,240−1.3%Reduced
Ameriprise Financial Inc168,895$54.4M0.01%+26,254+18.4%Added
D. E. Shaw & Co., Inc.168,785$54.4M0.06%+84,882+101.2%Added
Principal Financial Group Inc165,084$53.2M0.03%−8,623−5.0%Reduced
Franklin Resources Inc159,592$51.4M0.01%−14,814−8.5%Reduced
Clearbridge Investments, LLC156,172$50.3M0.04%+100,961+182.9%Added
Arrowstreet Capital, Limited Partnership151,234$48.7M0.04%−18,993−11.2%Reduced
Caisse de Depot Et Placement du Quebec149,073$48.1M0.10%+47,325+46.5%Added
Comerica Bank146,194$47.1M0.20%+4,712+3.3%Added
Price T Rowe Associates Inc145,126$46.8M0.01%−2,663−1.8%Reduced
Jennison Associates LLC142,759$46.0M0.03%−21,731−13.2%Reduced
UBS Asset Management Americas Inc141,735$45.7M0.01%−17,748−11.1%Reduced
Carmignac Gestion134,274$43.3M0.71%+134,274New
EULAV Asset Management132,608$42.7M1.06%−12,500−8.6%Reduced
Renaissance Technologies LLC131,200$42.3M0.06%+79,900+155.8%Added
Bank of America Corp130,055$41.9M0.00%+43,021+49.4%Added
Robeco Schweiz AG129,252$41.7M1.02%+106,152+459.5%Added
Bridgewater Associates, LP127,479$41.1M0.19%+26,546+26.3%Added
Evercore Wealth Management, LLC126,533$40.8M0.66%+126,533New
Russell Investments Group, Ltd.124,482$40.1M0.06%+72,061+137.5%Added
Handelsbanken Fonder AB116,137$37.4M0.15%+107,000+1,171.1%Added
Ci Investments Inc.112,935$36.4M0.15%−3,758−3.2%Reduced
Panagora Asset Management Inc111,837$36.0M0.18%+67,058+149.8%Added
Congress Asset Management Co107,565$34.7M0.26%+8,111+8.2%Added
Janus Henderson Group PLC101,593$32.9M0.02%−32,804−24.4%Reduced
Blue Grotto Capital, LLC100,000$32.2M6.15%+44,400+79.9%Added
Rhumbline Advisers99,760$32.2M0.03%−959−1.0%Reduced
Two Sigma Advisers, LP97,800$31.5M0.07%+59,400+154.7%Added
Susquehanna Fundamental Investments, LLC96,528$31.1M0.52%00.0%Unchanged
Lazard Asset Management LLC95,744$30.9M0.05%+56,582+144.5%Added
Lord, Abbett & Co. LLC94,363$30.4M0.11%−66,258−41.3%Reduced
Systematic Financial Management LP94,189$30.4M0.86%−23,771−20.2%Reduced
UBS Group AG94,155$30.3M0.01%+36,153+62.3%Added
Schroder Investment Management Group93,817$30.2M0.03%+4,686+5.3%Added
Allianz Asset Management GmbH91,665$29.5M0.04%+38,940+73.9%Added
Man Group plc90,385$29.1M0.09%−46,042−33.7%Reduced
Raymond James Financial Inc89,367$28.8M0.01%−2,692−2.9%Reduced
American Century Companies Inc85,054$27.4M0.02%+6,015+7.6%Added
Renaissance Group LLC81,605$26.3M1.16%−13,389−14.1%Reduced
Jain Global LLC79,315$25.6M0.52%+77,620+4,579.4%Added
TimesSquare Capital Management, LLC78,544$25.3M0.41%−9,482−10.8%Reduced
E. Ohman J:or Asset Management AB78,040$25.2M0.67%+78,040New
Retirement Systems of Alabama77,991$25.1M0.10%+42+0.1%Added
Mountain Pacific Investment Advisers Inc77,381$24.9M1.85%−4,402−5.4%Reduced
Envestnet Asset Management Inc74,043$23.9M0.01%−3,889−5.0%Reduced
Schonfeld Strategic Advisors LLC71,034$22.9M0.15%+45,644+179.8%Added
Summit Partners Public Asset Management, LLC70,000$22.6M1.08%+70,000New
Swiss National Bank69,000$22.2M0.02%−1,100−1.6%Reduced
Granahan Investment Management Inc68,252$22.0M1.10%+68,252New
Nordea Investment Management AB68,096$21.2M0.02%+587+0.9%Added
Public Employees Retirement Association of Colorado65,727$21.2M0.09%−11,923−15.4%Reduced
Legal & General Group Plc65,684$21.2M0.01%+3,237+5.2%Added
Danske Bank A/S63,296$20.4M0.06%+39,140+162.0%Added
AXA S.A.62,132$20.0M0.07%+10,445+20.2%Added
Royal Bank of Canada59,305$19.1M0.00%+11,798+24.8%Added
California Public Employees Retirement System58,895$19.0M0.01%−976−1.6%Reduced
Neumeier Poma Investment Counsel LLC58,237$18.8M2.02%−15,297−20.8%Reduced
Neuberger Berman Group LLC58,069$18.7M0.02%+1,146+2.0%Added
Wellington Management Group LLP55,717$18.0M0.00%−72,399−56.5%Reduced
Marshall Wace, LLP51,254$16.5M0.02%+50,725+9,588.8%Added
BNP Paribas Arbitrage, SA51,250$16.5M0.01%−3,206−5.9%Reduced
Deutsche Bank AG49,119$15.8M0.01%+160.0%Added
Intech Investment Management LLC49,022$15.8M0.16%+8,569+21.2%Added
Wells Fargo & Company48,352$15.6M0.00%−25,405−34.4%Reduced