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Comfort Systems
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Overview Fund Activity

625 hedge funds and large institutions have $10.7B invested in Comfort Systems in 2025 Q1 according to their latest regulatory filings, with 99 funds opening new positions, 272 increasing their positions, 198 reducing their positions, and 121 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
625
Holders Change
-35
Holders Change %
-5.3%
% of All Funds
8.49%
Holding in Top 10
4
Holding in Top 10 Change
-6
Holding in Top 10 Change %
-60%
% of All Funds
0.05%
New
99
Increased
272
Reduced
198
Closed
121
Calls
$59.5M
Puts
$54.9M
Net Calls
+$4.64M
Net Calls Change
+$15.7M

Top Buyers

1
AQR Capital Management
AQR Capital Management
Connecticut
$165M
2
Jacobs Levy Equity Management
Jacobs Levy Equity Management
New Jersey
$103M
3
Capital World Investors
Capital World Investors
California
$747M
4
Citadel Advisors
Citadel Advisors
Florida
$62.4M
5
Millennium Management
Millennium Management
New York
$102M

Top Sellers

1
BlackRock
BlackRock
New York
$1.27B
2
VNIM
Vaughan Nelson Investment Management
Texas
$0
3
Invesco
Invesco
Georgia
$324M
4
Goldman Sachs
Goldman Sachs
New York
$107M
5
Fidelity Investments
Fidelity Investments
Massachusetts
$459M
Name Holding Trade Value Shares
Change 		Shares
Change %
EOJOAM
76
E. Ohman J:or Asset Management
Sweden
$25.2M +$25.2M +78,040 New
Retirement Systems of Alabama
77
Retirement Systems of Alabama
Alabama
$25.1M +$13.5K +42 +0.1%
MPIA
78
Mountain Pacific Investment Advisers
Idaho
$24.9M -$1.42M -4,402 -5%
Envestnet Asset Management
79
Envestnet Asset Management
Illinois
$23.9M -$1.25M -3,889 -5%
SSA
80
Schonfeld Strategic Advisors
New York
$22.9M +$14.7M +45,644 +180%
SPPAM
81
Summit Partners Public Asset Management
Massachusetts
$22.6M +$22.6M +70,000 New
Swiss National Bank
82
Swiss National Bank
Switzerland
$22.2M -$355K -1,100 -2%
GIM
83
Granahan Investment Management
Massachusetts
$22M +$22M +68,252 New
Nordea Investment Management
84
Nordea Investment Management
Sweden
$21.2M +$183K +587 +0.9%
Public Employees Retirement Association of Colorado
85
Public Employees Retirement Association of Colorado
Colorado
$21.2M -$3.84M -11,923 -15%
Legal & General Group
86
Legal & General Group
United Kingdom
$21.2M +$1.04M +3,237 +5%
Axa
87
Axa
France
$20M +$3.37M +10,445 +20%
TPSF
88
Texas Permanent School Fund
Texas
$19.9M +$19.9M +49,972 New
Royal Bank of Canada
89
Royal Bank of Canada
Ontario, Canada
$19.1M +$3.8M +11,798 +25%
California Public Employees Retirement System
90
California Public Employees Retirement System
California
$19M -$315K -976 -2%
NPIC
91
Neumeier Poma Investment Counsel
California
$18.8M -$4.93M -15,297 -21%
Neuberger Berman Group
92
Neuberger Berman Group
New York
$18.7M +$369K +1,146 +2%
Wellington Management Group
93
Wellington Management Group
Massachusetts
$18M -$23.3M -72,399 -57%
Marshall Wace
94
Marshall Wace
United Kingdom
$16.5M +$16.4M +50,725 +9,589%
BNP Paribas Financial Markets
95
BNP Paribas Financial Markets
France
$16.5M -$1.03M -3,206 -6%
Deutsche Bank
96
Deutsche Bank
Germany
$15.8M +$5.16K +16 +0%
IIM
97
INTECH Investment Management
Florida
$15.8M +$2.76M +8,569 +21%
Wells Fargo
98
Wells Fargo
California
$15.6M -$8.19M -25,405 -34%
Squarepoint
99
Squarepoint
New York
$15.2M -$6.66M -20,653 -30%
WCM Investment Management
100
WCM Investment Management
California
$15.1M +$1.83M +5,634 +14%
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