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Comfort Systems

1,187 hedge funds and large institutions have $44.5B invested in Comfort Systems in 2026 Q1 according to their latest regulatory filings, with 245 funds opening new positions, 440 increasing their positions, 397 reducing their positions, and 72 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more funds holding in top 10

Funds holding in top 10:

more capital invested

Capital invested by funds: $ → $

more funds holding

Funds holding:

11% more repeat investments, than reductions

Existing positions increased: 440 | Existing positions reduced: 397

1.69% less ownership

Funds ownership: 93.98%92.29% (-1.7%)

23% less call options, than puts

Call options by funds: $693M | Put options by funds: $894M

Holders
1,187
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
41
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$693M
Puts
$894M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
Cerity Partners
101
Cerity Partners
New York
$62.8M
Mariner
102
Mariner
Kansas
$61.9M
Korea Investment Corp
103
Korea Investment Corp
South Korea
$59.4M
DCM
104
Driehaus Capital Management
Illinois
$56.7M
Macquarie Group
105
Macquarie Group
Australia
$55.7M
Neuberger Berman Group
106
Neuberger Berman Group
New York
$55.6M
Bank of Montreal
107
Bank of Montreal
Ontario, Canada
$55M
PAM
108
Panagora Asset Management
Massachusetts
$53.4M
TI
109
Tidal Investments
Wisconsin
$51.2M
EAM
110
EULAV Asset Management
Florida
$51.2M
AIM
111
Artemis Investment Management
United Kingdom
$50.5M
Focus Partners Wealth
112
Focus Partners Wealth
Massachusetts
$50M
BNP Paribas Asset Management
113
BNP Paribas Asset Management
France
$49.8M
DB
114
Danske Bank
Denmark
$49.5M
EF
115
Empowered Funds
Pennsylvania
$49M
BGC
116
Blue Grotto Capital
Georgia
$48.9M
Carson Wealth (CWM LLC)
117
Carson Wealth (CWM LLC)
Nebraska
$48.7M
Acadian Asset Management
118
Acadian Asset Management
Massachusetts
$48.2M
New York State Common Retirement Fund
119
New York State Common Retirement Fund
New York
$47.8M
Prudential Financial
120
Prudential Financial
New Jersey
$46.9M
Canada Pension Plan Investment Board
121
Canada Pension Plan Investment Board
Ontario, Canada
$46.3M
CIBC World Market
122
CIBC World Market
Ontario, Canada
$45M
Teacher Retirement System of Texas
123
Teacher Retirement System of Texas
Texas
$44.9M
Creative Planning
124
Creative Planning
Kansas
$44.6M
State Board of Administration of Florida Retirement System
125
State Board of Administration of Florida Retirement System
Florida
$44.3M