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 2023

Institutional positions in Comfort Systems USA Inc as of Mar 31, 2023. 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
348
+16 vs. Q4 2022
Shares held
34.6M
+595.7K (+1.8%) vs. Q4 2022
Total value
$5.03B
+$1.11B (+28.3%) vs. Q4 2022
New holders
51
123 more added
Sold out
35
137 more reduced

5 institutions that held it in Q4 2022 haven't filed for Q1 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2022: 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 2023: 348 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 2023: $5.03B
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 2023

Shares, value and share of portfolio for each institution holding Comfort Systems USA Inc; share changes are against Q4 2022.

Institutions holding FIX in Q1 2023
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock Inc.6,016,801$878.2M0.03%+136,122+2.3%Added
Vanguard Group Inc4,194,700$612.3M0.02%+255,800+6.5%Added
Capital World Investors2,198,489$320.9M0.07%+165,373+8.1%Added
State Street Corp1,222,998$178.5M0.01%+39,339+3.3%Added
Dimensional Fund Advisors LP1,198,711$175.0M0.06%−122,086−9.2%Reduced
Invesco Ltd.818,094$119.4M0.03%+256,289+45.6%Added
Alliancebernstein L.P.806,613$117.7M0.05%+272,197+50.9%Added
Geode Capital Management, LLC661,179$96.5M0.01%+26,372+4.2%Added
Nuveen Asset Management, LLC594,715$86.8M0.03%−33,479−5.3%Reduced
Price T Rowe Associates Inc547,694$79.9M0.01%−10,933−2.0%Reduced
GW&K Investment Management, LLC493,979$72.1M0.70%+5,416+1.1%Added
Norges Bank480,394$70.1M0.02%+50,343+11.7%Added
Hood River Capital Management LLC466,389$68.1M2.20%+18,950+4.2%Added
Neumeier Poma Investment Counsel LLC426,081$62.2M5.80%−130,550−23.5%Reduced
Westwood Holdings Group Inc.426,033$62.2M0.56%−85,465−16.7%Reduced
FMR LLC422,289$61.6M0.01%−186,796−30.7%Reduced
Fuller & Thaler Asset Management, Inc.418,912$61.1M0.35%−3,661−0.9%Reduced
Northern Trust Corp396,385$57.9M0.01%+4,294+1.1%Added
Principal Financial Group Inc396,042$57.8M0.04%+7,656+2.0%Added
Morgan Stanley384,243$56.1M0.01%−253−0.1%Reduced
Lord, Abbett & Co. LLC378,686$55.3M0.20%−186,676−33.0%Reduced
Charles Schwab Investment Management Inc374,626$54.7M0.02%−2,202−0.6%Reduced
Bank of New York Mellon Corp371,930$54.3M0.01%−3,704−1.0%Reduced
JPMorgan Chase & Co349,928$51.1M0.01%−24,132−6.5%Reduced
Federated Hermes, Inc.347,159$50.7M0.13%−184,803−34.7%Reduced
Janus Henderson Group PLC329,098$48.0M0.03%−53,323−13.9%Reduced
Systematic Financial Management LP314,623$45.9M1.50%−6,389−2.0%Reduced
River Road Asset Management, LLC300,517$43.9M0.60%−291,872−49.3%Reduced
Capital Research Global Investors298,581$43.6M0.01%−28,773−8.8%Reduced
Citadel Advisors LLC269,697$39.4M0.04%+114,011+73.2%Added
GFI Investment Counsel Ltd.268,274$39.2M6.70%−356−0.1%Reduced
Driehaus Capital Management LLC251,461$36.7M0.52%+4,476+1.8%Added
Boston Trust Walden Corp239,008$34.9M0.30%+6,587+2.8%Added
Congress Asset Management Co213,970$31.2M0.29%+3,804+1.8%Added
Victory Capital Management Inc213,805$31.2M0.04%+187,935+726.5%Added
Public Employees Retirement Association of Colorado213,251$31.1M0.16%−34,009−13.8%Reduced
Robeco Schweiz AG202,853$29.6M0.48%+14,379+7.6%Added
Tributary Capital Management, LLC199,934$29.2M2.71%+6,255+3.2%Added
Wellington Management Group LLP193,878$28.3M0.01%−4,439−2.2%Reduced
Millennium Management LLC172,458$25.2M0.03%−65,005−27.4%Reduced
Assenagon Asset Management S.A.159,437$23.3M0.09%+27,250+20.6%Added
Panagora Asset Management Inc157,113$22.9M0.14%+32,159+25.7%Added
Swedbank AB142,500$20.8M0.04%−7,500−5.0%Reduced
Storebrand Asset Management AS141,318$20.6M0.10%−9,973−6.6%Reduced
Ameriprise Financial Inc139,892$20.4M0.01%−5,206−3.6%Reduced
Handelsbanken Fonder AB136,237$19.9M0.11%+9,100+7.2%Added
Goldman Sachs Group Inc131,970$19.3M0.01%−5,855−4.2%Reduced
Nordea Investment Management AB125,723$18.3M0.03%−4,388−3.4%Reduced
Ziegler Capital Management, LLC111,641$16.3M0.64%−1,085−1.0%Reduced
Putnam Investments LLC106,287$15.5M0.02%+48,408+83.6%Added
Legal & General Group Plc104,769$15.3M0.01%+533+0.5%Added
Rhumbline Advisers103,434$15.1M0.02%+4,993+5.1%Added
First Trust Advisors LP101,727$14.8M0.02%+17,824+21.2%Added
RK Capital Management, LLC101,535$14.8M3.26%−15,375−13.2%Reduced
Renaissance Technologies LLC101,200$14.8M0.02%+68,900+213.3%Added
Envestnet Asset Management Inc310,719$13.9M0.01%+212,127+215.2%Added
Acadian Asset Management LLC93,224$13.6M0.06%+49,925+115.3%Added
Capital International Investors91,542$13.4M0.00%+91,542New
Truist Financial Corp87,118$12.7M0.02%+709+0.8%Added
Raymond James & Associates78,320$11.4M0.01%−26,153−25.0%Reduced
Swiss National Bank77,200$11.3M0.01%−9,100−10.5%Reduced
Segall Bryant & Hamill, LLC76,717$11.2M0.12%+959+1.3%Added
Cubist Systematic Strategies, LLC75,811$11.1M0.10%−3,615−4.6%Reduced
Voloridge Investment Management, LLC72,989$10.7M0.05%+29,056+66.1%Added
Wells Fargo & Company71,166$10.4M0.00%+878+1.2%Added
Lisanti Capital Growth, LLC70,335$10.3M1.43%+70,335New
Prudential Financial Inc69,105$10.1M0.02%+17,835+34.8%Added
Bessemer Group Inc63,342$9.24M0.02%−23,237−26.8%Reduced
Public Sector Pension Investment Board62,895$9.18M0.07%−2,165−3.3%Reduced
RE Advisers Corp61,888$9.03M0.25%00.0%Unchanged
Royce & Associates LP61,761$9.01M0.09%−13,382−17.8%Reduced
Bank of America Corp60,206$8.79M0.00%+5,542+10.1%Added
Congress Wealth Management LLC58,716$8.57M0.21%−981−1.6%Reduced
Premier Fund Managers Ltd59,257$8.45M0.33%−1,743−2.9%Reduced
Nicholas Company, Inc.55,315$8.07M0.16%−20,820−27.3%Reduced
Moody Aldrich Partners LLC54,705$7.98M1.61%−2,121−3.7%Reduced
Royal Bank of Canada53,662$7.83M0.00%−3,748−6.5%Reduced
New York State Common Retirement Fund52,601$7.68M0.01%+13,691+35.2%Added
Handelsinvest Investeringsforvaltning52,000$7.59M1.21%+5,000+10.6%Added
D. E. Shaw & Co., Inc.51,441$7.51M0.01%+3,864+8.1%Added
Moran Wealth Management, LLC50,693$7.40M0.28%+2,501+5.2%Added
SEI Investments Co48,896$7.14M0.01%+1,972+4.2%Added
Lazard Asset Management LLC47,926$7.00M0.01%+104+0.2%Added
Allspring Global Investments Holdings, LLC46,693$6.82M0.01%−25,636−35.4%Reduced
Stansberry Asset Management, LLC45,994$6.71M1.30%+7,091+18.2%Added
Divisar Capital Management LLC45,472$6.64M1.53%−35,000−43.5%Reduced
California State Teachers Retirement System44,605$6.51M0.01%−675−1.5%Reduced
Credit Suisse AG42,980$6.27M0.01%+1,973+4.8%Added
Bridge City Capital, LLC39,403$5.75M2.88%−135−0.3%Reduced
Two Sigma Investments, LP39,014$5.69M0.02%+24,764+173.8%Added
Jacobs Levy Equity Management, Inc38,218$5.58M0.03%+11,684+44.0%Added
Commonwealth of Pennsylvania Public School Empls Retrmt Sys37,865$5.53M0.05%−407−1.1%Reduced
AXA S.A.37,800$5.52M0.02%−13,700−26.6%Reduced
Bank of Montreal37,161$5.44M0.00%+26,589+251.5%Added
Castleark Management LLC36,850$5.38M0.26%+5,440+17.3%Added
EAM Global Investors LLC36,725$5.36M1.51%+17,082+87.0%Added
Thrivent Financial for Lutherans35,440$5.17M0.01%−1,242−3.4%Reduced
Rheos Capital Works Inc.35,200$5.14M0.29%+35,200New
Great West Life Assurance Co35,006$5.11M0.01%−2,174−5.8%Reduced
Los Angeles Capital Management LLC34,636$5.06M0.02%−3,124−8.3%Reduced