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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
State of Wisconsin Investment Board
151
State of Wisconsin Investment Board
Wisconsin
$21.6M
LIP
152
Lighthouse Investment Partners
Florida
$20.5M
JG
153
Jain Global
New York
$20.4M
T. Rowe Price Investment Management
154
T. Rowe Price Investment Management
Maryland
$20.3M
Wellington Management Group
155
Wellington Management Group
Massachusetts
$20.2M
HCP
156
Hiddenite Capital Partners
New York
$19.8M
Wealth Enhancement Advisory Services
157
Wealth Enhancement Advisory Services
Minnesota
$19.4M
Toronto Dominion Bank
158
Toronto Dominion Bank
Ontario, Canada
$19.2M
Verition Fund Management
159
Verition Fund Management
Connecticut
$19.2M
SPPAM
160
Summit Partners Public Asset Management
Massachusetts
$18.7M
Prudential Financial
161
Prudential Financial
New Jersey
$18.6M
PPF
162
PFA Pension Forsikringsaktieselskab
$18.6M
TI
163
Trexquant Investment
Connecticut
$18.5M
Susquehanna International Group
164
Susquehanna International Group
Pennsylvania
$18.2M
PCA
165
Pallas Capital Advisors
Massachusetts
$18M
NA
166
Navellier & Associates
Nevada
$18M
SPG
167
Strategic Planning Group
Utah
$17.4M
Chevy Chase Trust
168
Chevy Chase Trust
Maryland
$16.7M
TI
169
Tidal Investments
Wisconsin
$15.6M
HI
170
Horizon Investments
North Carolina
$15.6M
Canada Pension Plan Investment Board
171
Canada Pension Plan Investment Board
Ontario, Canada
$15.5M
PWS
172
Peterson Wealth Services
Utah
$15.3M
CAM
173
Crown Advisors Management
California
$14.9M
Skandinaviska Enskilda Banken (SEB)
174
Skandinaviska Enskilda Banken (SEB)
Sweden
$14.7M
Swedbank
175
Swedbank
Sweden
$14.6M