Comfort Systems Usa Inc FIX
We take great care to ensure that the data presented and summarized in this overview for COMFORT SYSTEMS USA INC is accurate and up-to-date, based on a comprehensive analysis of 13F filing forms for institutional ownership and form 4 filings for insider transactions. Please note that this data may differ from other sources and should not be relied upon as the sole basis for investment decisions.
Top Institutions Holding FIX
View all-
Black Rock Inc. New York, NY4.62MShares$4.2 Billion0.03% of portfolio
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Vanguard Group Inc Valley Forge, PA3.68MShares$3.35 Billion0.05% of portfolio
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Capital World Investors Los Angeles, CA1.8MShares$1.64 Billion0.21% of portfolio
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Invesco Ltd. Atlanta, GA1.06MShares$968 Million0.15% of portfolio
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State Street Corp Boston, MA1.05MShares$958 Million0.03% of portfolio
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Geode Capital Management, LLC Boston, MA853KShares$776 Million0.05% of portfolio
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Aqr Capital Management LLC Greenwich, CT836KShares$760 Million0.46% of portfolio
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Westfield Capital Management CO LP Boston, MA833KShares$758 Million3.13% of portfolio
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Jpmorgan Chase & CO New York, NY735KShares$668 Million0.04% of portfolio
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First Trust Advisors LP Wheaton, IL513KShares$467 Million0.33% of portfolio
Latest Institutional Activity in FIX
Top Purchases
Top Sells
About FIX
Comfort Systems USA, Inc. provides mechanical and electrical installation, renovation, maintenance, repair, and replacement services for the mechanical and electrical services industry in the United States. It engages in the design, engineering, integration, installation, and start-up of mechanical, electrical, and plumbing (MEP) systems; and renovation, expansion, maintenance, monitoring, repair, and replacement of existing buildings. The company offers its services for heating, ventilation, and air conditioning (HVAC) systems, as well as plumbing, piping and controls, off-site construction, electrical, monitoring, and fire protection. It serves building owners and developers, general contractors, architects, consulting engineers, and property managers in the commercial, industrial, and institutional MEP markets. Comfort Systems USA, Inc. was founded in 1917 and is headquartered in Houston, Texas.
Insider Transactions at FIX
Insider Transaction List
View all| Date | Insider | Transaction | Ownership Type | Shares Traded | Value / Price |
|---|---|---|---|---|---|
|
Dec 04
2025
|
Laura Finley Howell SVP & GENERAL COUNSEL |
SELL
Open market or private sale
|
Direct |
1,000
-11.19%
|
$996,000
$996.16 P/Share
|
|
Dec 03
2025
|
Franklin Myers |
SELL
Bona fide gift
|
Direct |
270
-0.33%
|
-
|
|
Dec 01
2025
|
William George Iii CHIEF FINANCIAL OFFICER |
SELL
Bona fide gift
|
Direct |
2,000
-5.02%
|
-
|
|
Dec 01
2025
|
William George Iii CHIEF FINANCIAL OFFICER |
SELL
Open market or private sale
|
Direct |
4,370
-9.89%
|
$4,186,460
$958.88 P/Share
|
|
Dec 01
2025
|
William George Iii CHIEF FINANCIAL OFFICER |
SELL
Payment of exercise price or tax liability
|
Direct |
3,279
-6.91%
|
$3,131,445
$955.73 P/Share
|
|
Nov 24
2025
|
Brian E. Lane PRESIDENT/CHIEF EXECUTIVE OFF. |
SELL
Open market or private sale
|
Direct |
7,158
-3.81%
|
$6,778,626
$947.98 P/Share
|
|
Nov 14
2025
|
Herman E Bulls |
SELL
Bona fide gift
|
Direct |
800
-2.62%
|
-
|
|
Oct 31
2025
|
Darcy Anderson |
SELL
Open market or private sale
|
Direct |
4,000
-15.07%
|
$3,832,000
$958.72 P/Share
|
|
Oct 29
2025
|
Herman E Bulls |
SELL
Open market or private sale
|
Direct |
2,000
-6.14%
|
$2,026,000
$1013.62 P/Share
|
|
Oct 29
2025
|
Franklin Myers |
SELL
Open market or private sale
|
Direct |
5,000
-5.69%
|
$5,030,000
$1006.68 P/Share
|
|
Oct 29
2025
|
Mercado, Pablo G. |
SELL
Open market or private sale
|
Direct |
2,500
-38.46%
|
$2,512,500
$1005.41 P/Share
|
|
Sep 10
2025
|
William J Sandbrook |
SELL
Open market or private sale
|
Direct |
800
-6.42%
|
$586,400
$733.56 P/Share
|
|
Sep 09
2025
|
William J Sandbrook |
SELL
Open market or private sale
|
Direct |
700
-2.68%
|
$494,900
$707.48 P/Share
|
|
Aug 27
2025
|
Herman E Bulls |
SELL
Open market or private sale
|
Direct |
3,000
-8.43%
|
$2,130,000
$710.0 P/Share
|
|
Aug 25
2025
|
William J Sandbrook |
SELL
Open market or private sale
|
Direct |
700
-5.05%
|
$482,300
$689.58 P/Share
|
|
Aug 22
2025
|
Mercado, Pablo G. |
SELL
Open market or private sale
|
Direct |
1,078
-14.23%
|
$749,210
$695.88 P/Share
|
|
Aug 12
2025
|
Julie Shaeff CHIEF ACCOUNTING OFFICER |
SELL
Open market or private sale
|
Direct |
1,369
-7.87%
|
$963,776
$704.5 P/Share
|
|
Aug 08
2025
|
William George Iii CHIEF FINANCIAL OFFICER |
SELL
Open market or private sale
|
Direct |
8,436
-15.09%
|
$5,837,712
$692.6 P/Share
|
|
Aug 08
2025
|
William George Iii CHIEF FINANCIAL OFFICER |
BUY
Exercise of conversion of derivative security
|
Direct |
8,436
+7.23%
|
$329,004
$39.38 P/Share
|
|
Aug 07
2025
|
Brian E. Lane PRESIDENT/CHIEF EXECUTIVE OFF. |
SELL
Open market or private sale
|
Direct |
10,000
-5.05%
|
$6,910,000
$691.74 P/Share
|
Last 12 Months Summary
| Grant, award, or other acquisition | 32K shares |
|---|---|
| Exercise of conversion of derivative security | 20.9K shares |
| Bona fide gift | 5.01K shares |
|---|---|
| Open market or private sale | 105K shares |
| Payment of exercise price or tax liability | 16.4K shares |