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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, Q2 2025

Institutional positions in Comfort Systems USA Inc as of Jun 30, 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
755
+130 vs. Q1 2025
Shares held
33.8M
+59.9K (+0.2%) vs. Q1 2025
Total value
$18.1B
+$7.26B (+66.7%) vs. Q1 2025
New holders
178
267 more added
Sold out
48
231 more reduced

7 institutions that held it in Q1 2025 haven't filed for Q2 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2025: 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 holdersQ2 2025: 755 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 heldQ2 2025: $18.1B
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, Q2 2025

Shares, value and share of portfolio for each institution holding Comfort Systems USA Inc; share changes are against Q1 2025.

Institutions holding FIX in Q2 2025
InstitutionSharesValue% of portfolioChange in sharesAction
ProShare Advisors LLC1,559$836.0K0.00%+47+3.1%Added
Apollon Wealth Management, LLC1,557$834.9K0.02%+765+96.6%Added
Geneva Partners, LLC1,550$831.1K0.33%+1,550New
Pensionmark Financial Group, LLC1,530$820.4K0.02%−25−1.6%Reduced
J2 Capital Management Inc1,529$819.9K0.65%+1,529New
Vestcor Inc1,520$815.0K0.02%00.0%Unchanged
Shell Asset Management Co1,510$810.0K0.03%−268−15.1%Reduced
Quadrature Capital Ltd1,511$810.0K0.01%−3,314−68.7%Reduced
Wiley Bros.-Aintree Capital, LLC1,498$806.0K0.01%+184+14.0%Added
Sanders Morris Harris LLC1,500$804.3K0.19%00.0%Unchanged
PFG Advisors1,498$803.5K0.04%+830+124.3%Added
Prelude Capital Management, LLC1,473$789.8K0.08%+263+21.7%Added
We Are One Seven, LLC1,472$789.3K0.03%+484+49.0%Added
Flagship Harbor Advisors, LLC1,465$785.4K0.04%+304+26.2%Added
Nations Financial Group Inc,1,454$779.6K0.05%+26+1.8%Added
Verus Capital Partners, LLC1,437$770.5K0.07%+45+3.2%Added
Tower Research Capital LLC (TRC)1,436$770.0K0.02%−1,024−41.6%Reduced
TFR Capital, LLC.1,435$769.5K0.28%+1,435New
Nebula Research & Development LLC1,434$768.9K0.07%−1,867−56.6%Reduced
BayBridge Capital Group, LLC1,425$764.3K0.49%−5−0.3%Reduced
Resources Investment Advisors, LLC.1,423$763.0K0.01%+121+9.3%Added
Portside Wealth Group, LLC1,421$762.2K0.11%+12+0.9%Added
Benjamin Edwards Inc1,390$745.5K0.01%+108+8.4%Added
Greenwood Capital Associates LLC1,377$738.4K0.09%−488−26.2%Reduced
Retireful, LLC1,360$729.2K0.50%+1,360New
Kingsview Wealth Management, LLC1,355$726.7K0.01%+244+22.0%Added
HMS Capital Management, LLC1,353$725.7K0.33%−602−30.8%Reduced
Pitcairn Co1,347$722.3K0.05%−47−3.4%Reduced
Fortress Financial Solutions, LLC1,341$719.2K0.90%−21−1.5%Reduced
Financiere des Professionnels - Fonds d,investissement inc.1,306$700.3K0.04%+1,306New
HighPoint Advisor Group LLC1,301$697.5K0.04%+60+4.8%Added
Blair William & Co1,300$696.8K0.00%+1,300New
BTC Capital Management, Inc.1,267$679.4K0.06%−419−24.9%Reduced
Shelton Capital Management1,258$674.6K0.02%−16−1.3%Reduced
Precision Wealth Strategies, LLC1,250$670.3K0.22%+133+11.9%Added
Diametric Capital, LP1,243$666.5K0.36%+1,243New
Belpointe Asset Management LLC1,243$666.5K0.03%+1,243New
Farther Finance Advisors, LLC1,219$653.7K0.01%+117+10.6%Added
Fifth Third Wealth Advisors LLC1,217$652.6K0.03%+3+0.2%Added
Commerce Bank1,200$643.5K0.00%00.0%Unchanged
National Bank of Canada1,189$637.1K0.00%+386+48.1%Added
Keebeck Wealth Management, LLC1,159$621.5K0.08%+1,159New
Proficio Capital Partners LLC1,127$604.3K0.04%−71−5.9%Reduced
Perbak Capital Partners LLP1,125$603.2K0.14%+386+52.2%Added
CIBC Asset Management Inc1,118$599.5K0.00%00.0%Unchanged
Verdence Capital Advisors LLC1,114$597.5K0.04%+52+4.9%Added
Umb Bank N A1,092$585.5K0.01%−4−0.4%Reduced
Ariadne Wealth Management, LP827$580.6K0.28%+49+6.3%Added
Everence Capital Management Inc1,080$579.0K0.04%00.0%Unchanged
Sivia Capital Partners, LLC1,079$578.6K0.20%+313+40.9%Added
Maridea Wealth Management LLC1,067$572.1K0.15%+1,067New
Mount Lucas Management LP1,057$566.8K0.27%−1,603−60.3%Reduced
Winton Group Ltd1,057$566.8K0.03%+1,057New
Nomura Holdings Inc1,053$564.6K0.00%+1,053New
Petra Financial Advisors Inc1,045$560.1K0.36%+1,045New
Clearstead Advisors, LLC1,041$558.2K0.01%+855+459.7%Added
Gibbs Wealth Management1,024$549.1K0.11%+205+25.0%Added
Polymer Capital Management (HK) LTD1,014$543.7K0.09%+1,014New
GAMMA Investing LLC1,008$540.5K0.03%+219+27.8%Added
Trust Point Inc.1,006$539.4K0.05%−167−14.2%Reduced
Dark Forest Capital Management LP1,004$538.4K0.02%−7,542−88.3%Reduced
Cannon Global Investment Management, LLC1,000$536.2K1.46%+1,000New
AdvisorShares Investments LLC989$530.3K0.10%−141−12.5%Reduced
NorthCrest Asset Manangement, LLC979$529.6K0.01%+41+4.4%Added
Journey Strategic Wealth LLC978$524.4K0.02%+274+38.9%Added
KBC Group NV975$523.0K0.00%−568−36.8%Reduced
Kaufman Rossin Wealth, LLC971$520.7K0.33%+109+12.6%Added
Aviva PLC966$518.0K0.00%−795−45.1%Reduced
Katamaran Capital LLP951$509.9K0.50%+951New
TD Private Client Wealth LLC950$509.4K0.01%−286−23.1%Reduced
Lisanti Capital Growth, LLC945$506.7K0.14%+945New
National Asset Management, Inc.942$505.3K0.02%+942New
denkapparat Operations GmbH938$503.0K0.40%+938New
Sound View Wealth Advisors Group, LLC937$502.4K0.04%00.0%Unchanged
Principal Securities, Inc.931$499.2K0.01%−63−6.3%Reduced
EverSource Wealth Advisors, LLC921$493.9K0.02%+820+811.9%Added
Swiss Life Asset Management Ltd917$491.7K0.00%+917New
Eqis Capital Management, Inc.906$486.0K0.04%−383−29.7%Reduced
Creative Financial Designs Inc905$485.4K0.03%+904+90,400.0%Added
Soltis Investment Advisors LLC900$482.6K0.04%+900New
Knollwood Investment Advisory, LLC900$482.6K0.05%00.0%Unchanged
State of Wyoming893$478.8K0.06%+195+27.9%Added
HB Wealth Management, LLC886$475.1K0.00%−603−40.5%Reduced
Mezzasalma Advisors, LLC884$474.0K0.14%+168+23.5%Added
CenterBook Partners LP882$472.9K0.03%−3,007−77.3%Reduced
Syon Capital LLC882$472.9K0.03%−34−3.7%Reduced
Ballentine Partners, LLC879$471.3K0.01%+879New
Boston Trust Walden Corp875$469.2K0.00%00.0%Unchanged
Applied Finance Capital Management, LLC866$464.4K0.03%+866New
SkyOak Wealth, LLC861$461.7K0.09%00.0%Unchanged
Sym Financial Corp858$460.1K0.05%+197+29.8%Added
LGT Group Foundation854$457.9K0.01%00.0%Unchanged
Keebeck Alpha, LP851$456.3K0.75%+851New
Catalyst Capital Advisors LLC850$455.8K0.01%−70−7.6%Reduced
AE Wealth Management LLC845$453.2K0.00%−190−18.4%Reduced
Meiji Yasuda Asset Management Co Ltd.844$452.6K0.02%−6−0.7%Reduced
Jones Financial Companies LLLP845$451.8K0.00%+510+152.2%Added
Harvest Fund Management Co., Ltd836$448.0K0.02%+836New
Forum Financial Management, LP835$447.7K0.01%+2+0.2%Added
Holderness Investments Co826$442.9K0.10%+826New