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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 2023

Institutional positions in Comfort Systems USA Inc as of Dec 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
447
+54 vs. Q3 2023
Shares held
34.9M
−76.6K (−0.2%) vs. Q3 2023
Total value
$7.16B
+$1.20B (+20.1%) vs. Q3 2023
New holders
97
129 more added
Sold out
43
182 more reduced

7 institutions that held it in Q3 2023 haven't filed for Q4 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2023: 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 2023: 447 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 2023: $7.16B
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 2023

Shares, value and share of portfolio for each institution holding Comfort Systems USA Inc; share changes are against Q3 2023.

Institutions holding FIX in Q4 2023
InstitutionSharesValue% of portfolioChange in sharesAction
KLR Investment Advisors, LLC1,992$409.7K0.30%−710−26.3%Reduced
Harvest Fund Management Co., Ltd1,972$406.0K0.06%−270−12.0%Reduced
JustInvest LLC1,911$392.9K0.01%+448+30.6%Added
CWM Advisors, LLC1,859$382.3K0.04%+60+3.3%Added
Guidance Capital, Inc1,881$380.2K0.15%+118+6.7%Added
Axq Capital, LP1,848$380.1K0.10%+1,848New
AE Wealth Management LLC1,778$368.7K0.00%+64+3.7%Added
HMS Capital Management, LLC1,792$368.6K0.23%−21−1.2%Reduced
SkyOak Wealth, LLC1,769$363.8K0.09%−37−2.0%Reduced
PFG Advisors1,735$356.8K0.03%+1,735New
Baird Financial Group, Inc.1,716$352.9K0.00%−135−7.3%Reduced
Baader Bank INC1,721$352.8K0.03%+1,721New
Benjamin Edwards Inc1,713$352.0K0.08%+44+2.6%Added
Proficio Capital Partners LLC1,697$349.0K0.04%−110−6.1%Reduced
Alps Advisors Inc1,694$348.4K0.00%−96−5.4%Reduced
9258 Wealth Management, LLC1,609$330.9K0.06%−131−7.5%Reduced
Nelson, Van Denburg & Campbell Wealth Management Group, LLC1,602$329.5K0.02%+1,602New
Yorktown Management & Research Co Inc1,600$329.1K0.34%+1,600New
Point72 Asia (Singapore) Pte. Ltd.1,600$329.1K0.08%+1,600New
Shelton Capital Management1,540$316.7K0.01%−207−11.8%Reduced
Sequoia Financial Advisors, LLC1,540$316.7K0.00%−192−11.1%Reduced
Lido Advisors, LLC1,521$312.8K0.00%+1,521New
Intrust Bank NA1,512$311.0K0.04%−109−6.7%Reduced
Raymond James Trust N.A.1,495$307.5K0.01%−69−4.4%Reduced
Commonwealth Equity Services, LLC1,484$305.0K0.00%+169+12.9%Added
Corton Capital Inc.1,479$304.2K0.10%+1,479New
First Hawaiian Bank1,455$299.2K0.01%−54−3.6%Reduced
Private Advisor Group, LLC1,443$296.8K0.00%+1,443New
Verus Capital Partners, LLC1,437$295.5K0.04%+1,437New
Sound View Wealth Advisors Group, LLC1,434$294.9K0.03%00.0%Unchanged
Quadrant Capital Group LLC1,371$282.0K0.02%+307+28.9%Added
Cresset Asset Management, LLC1,354$278.5K0.00%−25−1.8%Reduced
Mount Yale Investment Advisors, LLC1,351$277.9K0.03%−12−0.9%Reduced
Versor Investments LP1,348$277.2K0.06%−2,799−67.5%Reduced
Dakota Wealth Management1,325$272.5K0.01%−17−1.3%Reduced
Cetera Advisor Networks LLC1,322$271.9K0.00%−34−2.5%Reduced
Kapitalo Investimentos Ltda1,292$265.7K0.05%+1,292New
Cerity Partners LLC1,265$260.2K0.00%+1,265New
B. Metzler seel. Sohn & Co. AG1,225$251.9K0.00%+1,225New
Canandaigua National Bank & Trust Co1,206$248.0K0.04%−13−1.1%Reduced
FDx Advisors, Inc.1,201$247.0K0.02%+1,201New
Heritage Wealth Management, LLC1,195$245.9K0.13%+1,195New
Aigen Investment Management, LP1,195$245.8K0.04%−1,158−49.2%Reduced
Equitable Holdings, Inc.1,180$242.6K0.00%+1,180New
Shell Asset Management Co1,155$238.0K0.01%+1,155New
Apollon Wealth Management, LLC1,155$237.5K0.01%−452−28.1%Reduced
FirstPurpose Wealth LLC1,133$233.0K0.09%−100−8.1%Reduced
Bridgefront Capital, LLC1,125$231.4K0.17%+1,125New
DRW Securities, LLC1,100$226.2K0.01%+1,100New
Cipher Capital LP1,095$225.2K0.07%−115−9.5%Reduced
AIA Group Ltd1,084$222.9K0.01%+1,084New
Gallacher Capital Management LLC1,079$221.9K0.12%+1,079New
Lifestyle Asset Management, Inc.1,077$221.5K0.12%+1,077New
SG Americas Securities, LLC1,070$220.0K0.00%−9,832−90.2%Reduced
Prelude Capital Management, LLC1,040$213.9K0.02%+1,040New
Verition Fund Management LLC1,027$211.2K0.00%+1,027New
Personal Cfo Solutions, LLC1,009$207.6K0.04%+1,009New
Baker Tilly Wealth Management, LLC1,009$207.5K0.03%−358−26.2%Reduced
CIBC Asset Management Inc1,008$207.3K0.00%+1,008New
Scotia Capital Inc.1,000$205.7K0.00%−969−49.2%Reduced
Markel Group Inc.SuperinvestorMarkel Group1,000$205.7K0.00%+1,000New
Divisadero Street Capital Management, LP1,000$205.7K0.05%+1,000New
Impact Partnership Wealth, LLC959$197.2K0.07%−35−3.5%Reduced
TD Private Client Wealth LLC951$195.6K0.01%+398+72.0%Added
TD Waterhouse Canada Inc.863$170.2K0.00%+863New
KBC Group NV786$162.0K0.00%00.0%Unchanged
EntryPoint Capital, LLC743$152.8K0.15%+743New
Skandinaviska Enskilda Banken AB (publ)700$144.0K0.00%00.0%Unchanged
Householder Group Estate & Retirement Specialist, LLC608$125.0K0.04%+608New
GWM Advisors LLC603$124.1K0.00%−1,350−69.1%Reduced
Principal Securities, Inc.565$116.2K0.00%+565New
Covestor Ltd561$115.0K0.08%+68+13.8%Added
Virtus Fund Advisers, LLC551$113.3K0.70%−93−14.4%Reduced
Steward Partners Investment Advisory, LLC536$110.2K0.00%00.0%Unchanged
Archer Investment Corp492$101.2K0.03%−58−10.5%Reduced
Proequities, Inc.455$93.6K0.01%+68+17.6%Added
Ronald Blue Trust, Inc.520$89.0K0.00%+29+5.9%Added
Parkside Financial Bank & Trust400$82.3K0.01%−100−20.0%Reduced
Quest Partners LLC389$80.0K0.02%+389New
BI Asset Management Fondsmaeglerselskab A/S368$76.0K0.00%+368New
Castleview Partners, LLC349$71.8K0.05%+349New
Signaturefd, LLC333$68.5K0.00%+12+3.7%Added
First Horizon Advisors, Inc.318$65.4K0.00%−69−17.8%Reduced
Advisory Services Network, LLC301$61.8K0.00%+301New
Spire Wealth Management300$61.4K0.00%+300New
GAMMA Investing LLC281$61.1K0.02%+281New
AdvisorNet Financial, Inc252$51.8K0.00%+1+0.4%Added
Assetmark, Inc246$50.6K0.00%+3+1.2%Added
Coston, McIsaac & Partners232$47.0K0.02%00.0%Unchanged
Clearstead Advisors, LLC205$42.2K0.00%+194+1,763.6%Added
Global Retirement Partners, LLC150$30.4K0.00%−6−3.8%Reduced
Lee Financial Co141$29.0K0.01%00.0%Unchanged
Brown Brothers Harriman & Co141$29.0K0.00%00.0%Unchanged
Byrne Asset Management LLC124$25.7K0.02%+124New
SYSTM Wealth Solutions LLC124$25.5K0.00%+124New
CWM, LLC117$24.0K0.00%−73−38.4%Reduced
Benjamin F. Edwards & Company, Inc.119$24.0K0.00%+119New
Kelly Financial Services LLC116$23.9K0.01%00.0%Unchanged
Parallel Advisors, LLC114$23.5K0.00%+68+147.8%Added
Massmutual Trust Co FSB114$23.4K0.00%−14−10.9%Reduced