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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
Citadel Advisors
151
Citadel Advisors
Florida
$33.5M
Manulife (Manufacturers Life Insurance)
152
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$33.2M
AS
153
Aware Super
Australia
$32.9M
Los Angeles Capital Management
154
Los Angeles Capital Management
California
$32.7M
Robeco Institutional Asset Management
155
Robeco Institutional Asset Management
Netherlands
$32.5M
TD Asset Management
156
TD Asset Management
Ontario, Canada
$32.5M
PPF
157
PFA Pension Forsikringsaktieselskab
$32.1M
MIM
158
Merewether Investment Management
Texas
$30.8M
Bessemer Group
159
Bessemer Group
New Jersey
$30.6M
BL
160
BWCP LP
Texas
$30.4M
MP
161
Munro Partners
Australia
$28.6M
FAM
162
Fred Alger Management
New York
$28.4M
Handelsbanken Fonder
163
Handelsbanken Fonder
Sweden
$27.6M
NA
164
Navellier & Associates
Nevada
$27.3M
Credit Agricole
165
Credit Agricole
France
$26.8M
Wellington Management Group
166
Wellington Management Group
Massachusetts
$26.4M
Mercer Global Advisors
167
Mercer Global Advisors
Colorado
$25.9M
Osaic Holdings
168
Osaic Holdings
Arizona
$25.6M
Mackenzie Financial
169
Mackenzie Financial
Ontario, Canada
$25.1M
EOJOAM
170
E. Ohman J:or Asset Management
Sweden
$24.6M
VIA
171
Vanguard Investments Australia
Australia
$24.3M
OAM
172
OP Asset Management
$24.3M
CAPTRUST Financial Advisors
173
CAPTRUST Financial Advisors
North Carolina
$24.1M
Chevy Chase Trust
174
Chevy Chase Trust
Maryland
$23.9M
FGP
175
Freestone Grove Partners
California
$23.8M