FIX icon

Comfort Systems

1,015 hedge funds and large institutions have $30.8B invested in Comfort Systems in 2025 Q4 according to their latest regulatory filings, with 241 funds opening new positions, 345 increasing their positions, 338 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:

0.84% less ownership

Funds ownership: 94.41%93.57% (-0.84%)

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
1,015
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
TRCT
451
Tower Research Capital (TRC)
New York
$1.73M
ALMGDA
452
AG2R La Mondiale Gestion d'Actifs
France
$1.73M
Calamos Advisors
453
Calamos Advisors
Illinois
$1.73M
GC
454
Guggenheim Capital
Illinois
$1.72M
PCM
455
Pinnbrook Capital Management
New York
$1.7M
CPIG
456
Chicago Partners Investment Group
Illinois
$1.69M
FAMI
457
Fideuram Asset Management (Ireland)
$1.68M
LSERS
458
Louisiana State Employees Retirement System
Louisiana
$1.68M
SS
459
Sunbelt Securities
Texas
$1.68M
RBI
460
Raiffeisen Bank International
Austria
$1.67M
NG
461
NWK Group
California
$1.64M
FA
462
Fedenia Advisers
Wisconsin
$1.64M
NFG
463
Nations Financial Group
Iowa
$1.63M
PC
464
Pier Capital
Connecticut
$1.61M
MSRPS
465
Maryland State Retirement & Pension System
Maryland
$1.61M
AA
466
ALPS Advisors
Colorado
$1.61M
DACS
467
Dymon Asia Capital (Singapore)
Singapore
$1.6M
BHCM
468
Brevan Howard Capital Management
Jersey
$1.59M
AWM
469
Apollon Wealth Management
South Carolina
$1.58M
CRC
470
Curi RMB Capital
Illinois
$1.57M
TC
471
TFR Capital
Texas
$1.57M
EI
472
Ethic Inc
New York
$1.57M
MA
473
Mezzasalma Advisors
New Jersey
$1.56M
Fifth Third Bancorp
474
Fifth Third Bancorp
Ohio
$1.56M
CDMG
475
Creek Drive Management Group
California
$1.54M