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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, 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
Credit Agricole S A24,448$7.88M0.03%−1,500−5.8%Reduced
Hiddenite Capital Partners LP25,000$8.06M6.72%+25,000New
Navellier & Associates Inc19,059$8.30M1.15%−2,729−12.5%Reduced
Engineers Gate Manager LP25,873$8.34M0.14%−256−1.0%Reduced
New York State Teachers Retirement System27,079$8.73M0.02%00.0%Unchanged
Asset Management One Co.,Ltd.27,035$8.73M0.03%+7,808+40.6%Added
SEI Investments Co27,241$8.78M0.01%+1,381+5.3%Added
Great West Life Assurance Co27,886$9.01M0.02%−1,665−5.6%Reduced
Aquatic Capital Management LLC28,091$9.05M0.23%+25,358+927.8%Added
Bessemer Group Inc29,143$9.39M0.02%−34,108−53.9%Reduced
Aptus Capital Advisors, LLC29,263$9.43M0.11%+3,200+12.3%Added
Moran Wealth Management, LLC30,361$9.79M0.33%−8,323−21.5%Reduced
Canada Pension Plan Investment Board31,800$10.3M0.01%+11,300+55.1%Added
Distillate Capital Partners LLC31,962$10.3M0.53%−3,719−10.4%Reduced
Barclays PLC32,583$10.5M0.00%−11,819−26.6%Reduced
California State Teachers Retirement System32,969$10.6M0.01%−374−1.1%Reduced
Empowered Funds, LLC34,004$11.0M0.16%+31,295+1,155.2%Added
State Board of Administration of Florida Retirement System35,301$11.4M0.02%−430−1.2%Reduced
Macquarie Group Ltd35,707$11.5M0.01%+33+0.1%Added
Truist Financial Corp38,252$12.3M0.02%−1,376−3.5%Reduced
Van Eck Associates Corp38,727$12.5M0.02%+3,766+10.8%Added
Algert Global LLC39,389$12.7M0.31%+1,789+4.8%Added
Corebridge Financial, Inc.39,575$12.8M0.07%−973−2.4%Reduced
Universal- Beteiligungs- und Servicegesellschaft mbH40,578$13.1M0.03%−7,867−16.2%Reduced
BI Asset Management Fondsmaeglerselskab A/S41,690$13.4M0.15%+3,831+10.1%Added
Tudor Investment Corp Et Al42,769$13.8M0.12%+40,441+1,737.2%Added
Balyasny Asset Management LLC43,557$14.0M0.04%+27,423+170.0%Added
Harbor Capital Advisors, Inc.44,046$14.2M0.65%+21,598+96.2%Added
Jane Street Group, LLC44,410$14.3M0.03%−8,224−15.6%Reduced
WCM Investment Management, LLC46,583$15.1M0.04%+5,634+13.8%Added
Squarepoint Ops LLC47,243$15.2M0.04%−20,653−30.4%Reduced
Storebrand Asset Management AS47,837$15.4M0.05%+6,050+14.5%Added
Wells Fargo & Company48,352$15.6M0.00%−25,405−34.4%Reduced
Intech Investment Management LLC49,022$15.8M0.16%+8,569+21.2%Added
Deutsche Bank AG49,119$15.8M0.01%+160.0%Added
BNP Paribas Arbitrage, SA51,250$16.5M0.01%−3,206−5.9%Reduced
Marshall Wace, LLP51,254$16.5M0.02%+50,725+9,588.8%Added
Wellington Management Group LLP55,717$18.0M0.00%−72,399−56.5%Reduced
Neuberger Berman Group LLC58,069$18.7M0.02%+1,146+2.0%Added
Neumeier Poma Investment Counsel LLC58,237$18.8M2.02%−15,297−20.8%Reduced
California Public Employees Retirement System58,895$19.0M0.01%−976−1.6%Reduced
Royal Bank of Canada59,305$19.1M0.00%+11,798+24.8%Added
AXA S.A.62,132$20.0M0.07%+10,445+20.2%Added
Danske Bank A/S63,296$20.4M0.06%+39,140+162.0%Added
Legal & General Group Plc65,684$21.2M0.01%+3,237+5.2%Added
Public Employees Retirement Association of Colorado65,727$21.2M0.09%−11,923−15.4%Reduced
Nordea Investment Management AB68,096$21.2M0.02%+587+0.9%Added
Granahan Investment Management Inc68,252$22.0M1.10%+68,252New
Swiss National Bank69,000$22.2M0.02%−1,100−1.6%Reduced
Summit Partners Public Asset Management, LLC70,000$22.6M1.08%+70,000New
Schonfeld Strategic Advisors LLC71,034$22.9M0.15%+45,644+179.8%Added
Envestnet Asset Management Inc74,043$23.9M0.01%−3,889−5.0%Reduced
Mountain Pacific Investment Advisers Inc77,381$24.9M1.85%−4,402−5.4%Reduced
Retirement Systems of Alabama77,991$25.1M0.10%+42+0.1%Added
E. Ohman J:or Asset Management AB78,040$25.2M0.67%+78,040New
TimesSquare Capital Management, LLC78,544$25.3M0.41%−9,482−10.8%Reduced
Jain Global LLC79,315$25.6M0.52%+77,620+4,579.4%Added
Renaissance Group LLC81,605$26.3M1.16%−13,389−14.1%Reduced
American Century Companies Inc85,054$27.4M0.02%+6,015+7.6%Added
Raymond James Financial Inc89,367$28.8M0.01%−2,692−2.9%Reduced
Man Group plc90,385$29.1M0.09%−46,042−33.7%Reduced
Allianz Asset Management GmbH91,665$29.5M0.04%+38,940+73.9%Added
Schroder Investment Management Group93,817$30.2M0.03%+4,686+5.3%Added
UBS Group AG94,155$30.3M0.01%+36,153+62.3%Added
Systematic Financial Management LP94,189$30.4M0.86%−23,771−20.2%Reduced
Lord, Abbett & Co. LLC94,363$30.4M0.11%−66,258−41.3%Reduced
Lazard Asset Management LLC95,744$30.9M0.05%+56,582+144.5%Added
Susquehanna Fundamental Investments, LLC96,528$31.1M0.52%00.0%Unchanged
Two Sigma Advisers, LP97,800$31.5M0.07%+59,400+154.7%Added
Rhumbline Advisers99,760$32.2M0.03%−959−1.0%Reduced
Blue Grotto Capital, LLC100,000$32.2M6.15%+44,400+79.9%Added
Janus Henderson Group PLC101,593$32.9M0.02%−32,804−24.4%Reduced
Congress Asset Management Co107,565$34.7M0.26%+8,111+8.2%Added
Panagora Asset Management Inc111,837$36.0M0.18%+67,058+149.8%Added
Ci Investments Inc.112,935$36.4M0.15%−3,758−3.2%Reduced
Handelsbanken Fonder AB116,137$37.4M0.15%+107,000+1,171.1%Added
Russell Investments Group, Ltd.124,482$40.1M0.06%+72,061+137.5%Added
Evercore Wealth Management, LLC126,533$40.8M0.66%+126,533New
Bridgewater Associates, LP127,479$41.1M0.19%+26,546+26.3%Added
Robeco Schweiz AG129,252$41.7M1.02%+106,152+459.5%Added
Bank of America Corp130,055$41.9M0.00%+43,021+49.4%Added
Renaissance Technologies LLC131,200$42.3M0.06%+79,900+155.8%Added
EULAV Asset Management132,608$42.7M1.06%−12,500−8.6%Reduced
Carmignac Gestion134,274$43.3M0.71%+134,274New
UBS Asset Management Americas Inc141,735$45.7M0.01%−17,748−11.1%Reduced
Jennison Associates LLC142,759$46.0M0.03%−21,731−13.2%Reduced
Price T Rowe Associates Inc145,126$46.8M0.01%−2,663−1.8%Reduced
Comerica Bank146,194$47.1M0.20%+4,712+3.3%Added
Caisse de Depot Et Placement du Quebec149,073$48.1M0.10%+47,325+46.5%Added
Arrowstreet Capital, Limited Partnership151,234$48.7M0.04%−18,993−11.2%Reduced
Clearbridge Investments, LLC156,172$50.3M0.04%+100,961+182.9%Added
Franklin Resources Inc159,592$51.4M0.01%−14,814−8.5%Reduced
Principal Financial Group Inc165,084$53.2M0.03%−8,623−5.0%Reduced
D. E. Shaw & Co., Inc.168,785$54.4M0.06%+84,882+101.2%Added
Ameriprise Financial Inc168,895$54.4M0.01%+26,254+18.4%Added
Munro Partners171,125$55.2M2.62%−2,240−1.3%Reduced
Victory Capital Management Inc172,571$55.6M0.06%+128,209+289.0%Added
Capital Research Global Investors175,660$56.6M0.01%−76,411−30.3%Reduced
GW&K Investment Management, LLC176,321$56.8M0.53%−17,682−9.1%Reduced
Two Sigma Investments, LP183,051$59.0M0.13%+142,183+347.9%Added