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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
MIP
351
Marietta Investment Partners
Wisconsin
$3.5M
IWC
352
Integrated Wealth Concepts
Massachusetts
$3.46M
QCG
353
Quadrant Capital Group
Ohio
$3.46M
PNC Financial Services Group
354
PNC Financial Services Group
Pennsylvania
$3.44M
Nordea Investment Management
355
Nordea Investment Management
Sweden
$3.4M
UM
356
UniSuper Management
Australia
$3.35M
Two Sigma Investments
357
Two Sigma Investments
New York
$3.34M
KC
358
Katamaran Capital
United Kingdom
$3.31M
AF
359
Allworth Financial
California
$3.3M
PAS
360
Park Avenue Securities
New York
$3.29M
SOADOR
361
State of Alaska Department of Revenue
Alaska
$3.29M
YMRC
362
Yorktown Management & Research Company
Virginia
$3.27M
HAIM
363
Hunter Associates Investment Management
Pennsylvania
$3.23M
CFO
364
Callan Family Office
Pennsylvania
$3.19M
SGA
365
Strategic Global Advisors
California
$3.15M
Public Employees Retirement Association of Colorado
366
Public Employees Retirement Association of Colorado
Colorado
$3.12M
ECM
367
Evergreen Capital Management
Washington
$3.12M
AG
368
Algert Global
California
$3.12M
ASN
369
Advisory Services Network
Georgia
$3.1M
CIP
370
Capital Insight Partners
Arizona
$3.09M
BCP
371
Blackhawk Capital Partners
Wisconsin
$3M
Rafferty Asset Management
372
Rafferty Asset Management
New York
$2.92M
SFA
373
Sequoia Financial Advisors
Ohio
$2.91M
PCM
374
Penserra Capital Management
California
$2.9M
RA
375
RFG Advisory
Alabama
$2.88M