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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
National Pension Service
76
National Pension Service
South Korea
$98.9M
SEI Investments
77
SEI Investments
Pennsylvania
$97.6M
HSBC Holdings
78
HSBC Holdings
United Kingdom
$93.6M
D.E. Shaw & Co
79
D.E. Shaw & Co
New York
$93.5M
Squarepoint
80
Squarepoint
New York
$92M
Lazard Asset Management
81
Lazard Asset Management
New York
$92M
RhumbLine Advisers
82
RhumbLine Advisers
Massachusetts
$91.8M
SAM
83
Storebrand Asset Management
Norway
$89M
Victory Capital Management
84
Victory Capital Management
Texas
$88.3M
VAM
85
Vanguard Asset Management
$83M
SGAM
86
Smith Group Asset Management
Texas
$82.1M
Wells Fargo
87
Wells Fargo
California
$80.9M
Kayne Anderson Rudnick Investment Management
88
Kayne Anderson Rudnick Investment Management
California
$80M
Man Group
89
Man Group
United Kingdom
$79.8M
Renaissance Technologies
90
Renaissance Technologies
New York
$78.1M
CAM
91
Congress Asset Management
Massachusetts
$76.1M
California State Teachers Retirement System (CalSTRS)
92
California State Teachers Retirement System (CalSTRS)
California
$74.8M
American Century Companies
93
American Century Companies
Missouri
$70.5M
BNP Paribas Financial Markets
94
BNP Paribas Financial Markets
France
$69.3M
LPL Financial
95
LPL Financial
California
$68.5M
GAM
96
Gotham Asset Management
New York
$67.3M
A
97
AustralianSuper
Australia
$65.5M
PCH
98
Polar Capital Holdings
United Kingdom
$64.1M
NAMI
99
Nomura Asset Management International
Pennsylvania
$63.4M
Schroder Investment Management Group
100
Schroder Investment Management Group
United Kingdom
$63.2M