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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
Nomura Holdings
451
Nomura Holdings
Japan
$1.75M
DC
452
Diametric Capital
Massachusetts
$1.75M
TRCT
453
Tower Research Capital (TRC)
New York
$1.73M
ALMGDA
454
AG2R La Mondiale Gestion d'Actifs
France
$1.73M
Calamos Advisors
455
Calamos Advisors
Illinois
$1.73M
GC
456
Guggenheim Capital
Illinois
$1.72M
PCM
457
Pinnbrook Capital Management
New York
$1.7M
CPIG
458
Chicago Partners Investment Group
Illinois
$1.69M
FAMI
459
Fideuram Asset Management (Ireland)
$1.68M
LSERS
460
Louisiana State Employees Retirement System
Louisiana
$1.68M
SS
461
Sunbelt Securities
Texas
$1.68M
RBI
462
Raiffeisen Bank International
Austria
$1.67M
NG
463
NWK Group
California
$1.64M
FA
464
Fedenia Advisers
Wisconsin
$1.64M
NFG
465
Nations Financial Group
Iowa
$1.63M
PC
466
Pier Capital
Connecticut
$1.61M
MSRPS
467
Maryland State Retirement & Pension System
Maryland
$1.61M
AA
468
ALPS Advisors
Colorado
$1.61M
DACS
469
Dymon Asia Capital (Singapore)
Singapore
$1.6M
BHCM
470
Brevan Howard Capital Management
Jersey
$1.59M
AWM
471
Apollon Wealth Management
South Carolina
$1.58M
WIA
472
World Investment Advisors
California
$1.58M
CRC
473
Curi RMB Capital
Illinois
$1.57M
TC
474
TFR Capital
Texas
$1.57M
EI
475
Ethic Inc
New York
$1.57M