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Comfort Systems
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Overview Fund Activity

624 hedge funds and large institutions have $10.7B invested in Comfort Systems in 2025 Q1 according to their latest regulatory filings, with 98 funds opening new positions, 272 increasing their positions, 198 reducing their positions, and 121 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
624
Holders Change
-36
Holders Change %
-5.45%
% of All Funds
8.48%
Holding in Top 10
4
Holding in Top 10 Change
-6
Holding in Top 10 Change %
-60%
% of All Funds
0.05%
New
98
Increased
272
Reduced
198
Closed
121
Calls
$59.5M
Puts
$54.9M
Net Calls
+$4.64M
Net Calls Change
+$15.7M

Top Buyers

1
AQR Capital Management
AQR Capital Management
Connecticut
+$85.2M
2
Jacobs Levy Equity Management
Jacobs Levy Equity Management
New Jersey
+$77.3M
3
Capital World Investors
Capital World Investors
California
+$54.9M
4
Citadel Advisors
Citadel Advisors
Florida
+$54.2M
5
Millennium Management
Millennium Management
New York
+$48.5M

Top Sellers

1
BlackRock
BlackRock
New York
-$309M
2
VNIM
Vaughan Nelson Investment Management
Texas
-$154M
3
Invesco
Invesco
Georgia
-$129M
4
Goldman Sachs
Goldman Sachs
New York
-$97.4M
5
Fidelity Investments
Fidelity Investments
Massachusetts
-$87.9M
Name Holding Trade Value Shares
Change 		Shares
Change %
Mackenzie Financial
251
Mackenzie Financial
Ontario, Canada
$1.93M +$522K +1,620 +37%
DTL
252
Dynamic Technology Lab
Singapore
$1.93M +$1.93M +5,990 New
Daiwa Securities Group
253
Daiwa Securities Group
Japan
$1.92M +$625K +1,940 +48%
CFM
254
Catalyst Funds Management
Australia
$1.85M +$806K +2,500 +78%
Fiera Capital (Canada)
255
Fiera Capital (Canada)
Quebec, Canada
$1.85M +$1.85M +5,725 New
LFAS
256
Level Four Advisory Services
Texas
$1.82M +$363K +1,127 +25%
Baird Financial Group
257
Baird Financial Group
Wisconsin
$1.82M +$1.01M +3,135 +125%
FRM
258
Fox Run Management
Connecticut
$1.79M +$1.3M +4,044 +268%
PNC Financial Services Group
259
PNC Financial Services Group
Pennsylvania
$1.78M -$296K -919 -14%
DT
260
Diversified Trust
Tennessee
$1.78M -$503K -1,559 -22%
Pictet Asset Management
261
Pictet Asset Management
Switzerland
$1.75M +$170K +527 +11%
BIA
262
Benchmark Investment Advisors
Illinois
$1.74M +$1.4M +4,330 +405%
GCP
263
GSA Capital Partners
United Kingdom
$1.73M +$1.25M +3,890 +265%
CL
264
CIM LLC
New York
$1.66M -$30K -93 -2%
HF
265
HRT Financial
New York
$1.66M +$1.66M +5,151 New
M&T Bank
266
M&T Bank
New York
$1.63M -$84.4K -262 -5%
SGM
267
Skye Global Management
Florida
$1.62M +$1.08M +3,360 +200%
QC
268
Quadrature Capital
United Kingdom
$1.56M -$1.25M -3,867 -44%
KIM
269
Kestra Investment Management
Texas
$1.55M +$431K +1,336 +38%
SBIA
270
Sheaff Brock Investment Advisors
Indiana
$1.51M +$7.41K +23 +0.5%
OTPPB
271
Ontario Teachers' Pension Plan Board
Ontario, Canada
$1.5M -$40.3K -125 -3%
Janney Montgomery Scott
272
Janney Montgomery Scott
Pennsylvania
$1.48M -$1.2M -3,712 -45%
CCS
273
Concentric Capital Strategies
Connecticut
$1.46M +$1.46M +4,521 New
JIC
274
Johnson Investment Counsel
Ohio
$1.45M +$106K +329 +8%
RWM
275
Ritholtz Wealth Management
New York
$1.43M -$2.9K -9 -0.2%
9 10
11
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