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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.

Q3 2021 vs. Q2 2021

How the institutions holding Comfort Systems USA Inc changed between Q2 2021 and Q3 2021.

All holders in Q3 2021All holders in Q2 2021

13F holders of FIX: Q2 2021 compared with Q3 2021
MeasureQ2 2021Of which not filed for Q3 2021Q3 2021Change
Holders2821269−12
Shares34.3M9.63K34.4M+146.2K (+0.4%)
Value$2.67B$759.0K$2.43B−$239.5M (−9.0%)

1 institution that held it in Q2 2021 haven't filed for Q3 2021 yet. Not filing isn't selling, so the changes leave them out.

New holders (24)

Institutions that held Comfort Systems USA Inc at the end of Q3 2021 but not at the end of Q2 2021.

Institutions new to FIX in Q3 2021
InstitutionSharesValue% of portfolio
RK Capital Management, LLC83,000$5.92M1.12%
Winmill & Co. Inc34,600$2.47M0.79%
Canada Pension Plan Investment Board33,000$2.35M0.00%
Aviva PLC22,731$1.62M0.01%
Duality Advisers, LP15,907$1.13M0.09%
Maryland State Retirement & Pension System14,285$1.04M0.03%
Walthausen & Co., LLC12,770$911.0K0.23%
Natixis Advisors, L.P.12,196$870.0K0.00%
Smith Group Asset Management, LLC9,294$663.0K0.03%
Grantham, Mayo, Van Otterloo & Co. LLC8,300$592.0K0.00%
People's United Financial, Inc.6,128$437.0K0.01%
Sigma Planning Corp3,760$268.0K0.01%
XTX Topco Ltd3,344$238.0K0.08%
Regions Financial Corp3,115$222.0K0.00%
Mawer Investment Management Ltd.3,048$217.0K0.00%
Cornerstone Investment Partners, LLC2,957$211.0K0.01%
Signaturefd, LLC325$23.0K0.00%
Dark Forest Capital Management LP103$7.00K0.00%
Koshinski Asset Management, Inc.72$5.13K0.00%
Vigilant Capital Management, LLC50$4.00K0.00%
Rockefeller Capital Management L.P.48$3.00K0.00%
Bartlett & Co. LLC10$1.00K0.00%
Fieldpoint Private Securities, LLC19$1.00K0.00%
Bartlett & Co. Wealth Management LLC10$7130.00%

Sold out (36)

Institutions that held Comfort Systems USA Inc at the end of Q2 2021 and filed for Q3 2021 without it.

Not filed for Q3 2021 yet (1)

Institutions that held Comfort Systems USA Inc at the end of Q2 2021 and haven't filed a 13F for Q3 2021. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding FIX in Q2 2021 that haven't filed for Q3 2021
InstitutionShares, Q2 2021Value, Q2 2021
Smith Asset Management Group LP9,631$759.0K