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Comfort Systems

1,022 hedge funds and large institutions have $30.9B invested in Comfort Systems in 2025 Q4 according to their latest regulatory filings, with 246 funds opening new positions, 348 increasing their positions, 337 reducing their positions, and 81 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more funds holding

Funds holding:

more capital invested

Capital invested by funds: $ → $

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

0.61% less ownership

Funds ownership: 94.37%93.76% (-0.61%)

29% less funds holding in top 10

Funds holding in top 10: 2417 (-7)

51% less call options, than puts

Call options by funds: $235M | Put options by funds: $480M

Holders
1,022
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
17
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$235M
Puts
$480M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
National Pension Service
101
National Pension Service
South Korea
$43.9M
MIM
102
Merewether Investment Management
Texas
$43.3M
NAMI
103
Nomura Asset Management International
Pennsylvania
$42.1M
Teacher Retirement System of Texas
104
Teacher Retirement System of Texas
Texas
$40.7M
Cerity Partners
105
Cerity Partners
New York
$38.6M
Kayne Anderson Rudnick Investment Management
106
Kayne Anderson Rudnick Investment Management
California
$38.1M
DCM
107
Driehaus Capital Management
Illinois
$37.8M
RG
108
Renaissance Group
Kentucky
$36.2M
BNP Paribas Asset Management
109
BNP Paribas Asset Management
France
$34.9M
Asset Management One
110
Asset Management One
Japan
$34M
CIBC World Market
111
CIBC World Market
Ontario, Canada
$33.7M
Bank of Montreal
112
Bank of Montreal
Ontario, Canada
$33.6M
Macquarie Group
113
Macquarie Group
Australia
$33.3M
PAM
114
Panagora Asset Management
Massachusetts
$33M
State Board of Administration of Florida Retirement System
115
State Board of Administration of Florida Retirement System
Florida
$31.8M
New York State Common Retirement Fund
116
New York State Common Retirement Fund
New York
$31.4M
BL
117
BWCP LP
Texas
$31.4M
Man Group
118
Man Group
United Kingdom
$31.1M
Credit Agricole
119
Credit Agricole
France
$30.9M
RS
120
Robeco Schweiz
Switzerland
$30.5M
Mariner
121
Mariner
Kansas
$29.9M
SSA
122
Schonfeld Strategic Advisors
New York
$29.1M
Carson Wealth (CWM LLC)
123
Carson Wealth (CWM LLC)
Nebraska
$28.3M
WCA
124
Waratah Capital Advisors
Ontario, Canada
$28.1M
Bessemer Group
125
Bessemer Group
New Jersey
$28M