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Comfort Systems

881 hedge funds and large institutions have $27.4B invested in Comfort Systems in 2025 Q3 according to their latest regulatory filings, with 208 funds opening new positions, 279 increasing their positions, 308 reducing their positions, and 73 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more capital invested

Capital invested by funds: $ → $

more funds holding in top 10

Funds holding in top 10:

more funds holding

Funds holding:

9% less repeat investments, than reductions

Existing positions increased: 279 | Existing positions reduced: 308

1.43% less ownership

Funds ownership: 95.8%94.37% (-1.4%)

32% less call options, than puts

Call options by funds: $145M | Put options by funds: $213M

Holders
881
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
24
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$145M
Puts
$213M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
Mariner
151
Mariner
Kansas
$14.6M
AB
152
Amalgamated Bank
New York
$14.5M
BNP Paribas Financial Markets
153
BNP Paribas Financial Markets
France
$14.3M
Kovitz Investment Group Partners
154
Kovitz Investment Group Partners
Illinois
$13.8M
MOACM
155
Mutual of America Capital Management
New York
$13.4M
SGM
156
Scalar Gauge Management
Texas
$13.2M
Treasurer of the State of North Carolina
157
Treasurer of the State of North Carolina
North Carolina
$12.9M
PFSRSONJ
158
Police & Firemen's Retirement System of New Jersey
New Jersey
$12.7M
Natixis Advisors
159
Natixis Advisors
Massachusetts
$12.5M
Wealth Enhancement Advisory Services
160
Wealth Enhancement Advisory Services
Minnesota
$12.5M
State of Tennessee, Department of Treasury
161
State of Tennessee, Department of Treasury
Tennessee
$12.4M
Bank of Montreal
162
Bank of Montreal
Ontario, Canada
$12.3M
Ohio Public Employees Retirement System (OPERS)
163
Ohio Public Employees Retirement System (OPERS)
Ohio
$12.3M
Citigroup
164
Citigroup
New York
$11.6M
CL
165
COWA LLC
Oklahoma
$11.5M
HI
166
Horizon Investments
North Carolina
$11.3M
Canada Pension Plan Investment Board
167
Canada Pension Plan Investment Board
Ontario, Canada
$11.2M
Asset Management One
168
Asset Management One
Japan
$11.2M
Mitsubishi UFJ Trust & Banking
169
Mitsubishi UFJ Trust & Banking
Japan
$11.2M
CSS
170
Cubist Systematic Strategies
Connecticut
$11M
ZIM
171
Zacks Investment Management
Illinois
$10.7M
MG
172
Markel Group
Virginia
$10.7M
SDIC
173
South Dakota Investment Council
South Dakota
$10.6M
IIM
174
INTECH Investment Management
Florida
$10.4M
DekaBank Deutsche Girozentrale
175
DekaBank Deutsche Girozentrale
Germany
$10.1M