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Comfort Systems
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Overview Fund Activity

745 hedge funds and large institutions have $18.1B invested in Comfort Systems in 2025 Q2 according to their latest regulatory filings, with 178 funds opening new positions, 265 increasing their positions, 225 reducing their positions, and 49 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
745
Holders Change
+120
Holders Change %
+19.2%
% of All Funds
9.99%
Holding in Top 10
16
Holding in Top 10 Change
+12
Holding in Top 10 Change %
+300%
% of All Funds
0.21%
New
178
Increased
265
Reduced
225
Closed
49
Calls
$78.2M
Puts
$62.1M
Net Calls
+$16.1M
Net Calls Change
+$11.4M

Top Buyers

1
AQR Capital Management
AQR Capital Management
Connecticut
$419M
2
Artisan Partners
Artisan Partners
Wisconsin
$115M
3
TP
Third Point
New York
$99.2M
4
Deutsche Bank
Deutsche Bank
Germany
$115M
5
Fidelity Investments
Fidelity Investments
Massachusetts
$842M

Top Sellers

1
Two Sigma Investments
Two Sigma Investments
New York
$9.61M
2
Millennium Management
Millennium Management
New York
$83.4M
3
Qube Research & Technologies (QRT)
Qube Research & Technologies (QRT)
United Kingdom
$53.7M
4
Jennison Associates
Jennison Associates
New York
$1.36M
5
Citadel Advisors
Citadel Advisors
Florida
$34.5M
Name Holding Trade Value Shares
Change 		Shares
Change %
Bank of Nova Scotia
751
Bank of Nova Scotia
Ontario, Canada
– -$5.45M -16,913 Closed
YIH
752
Y-Intercept (HK)
Hong Kong
– -$5.33M -16,539 Closed
Toronto Dominion Bank
753
Toronto Dominion Bank
Ontario, Canada
– -$4.67M -14,498 Closed
JF
754
Jump Financial
Illinois
– -$3.17M -9,845 Closed
USCWA
755
U.S. Capital Wealth Advisors
Texas
– -$3.17M -9,823 Closed
FRM
756
Fox Run Management
Connecticut
– -$1.79M -5,551 Closed
HF
757
HRT Financial
New York
– -$1.66M -5,151 Closed
OTPPB
758
Ontario Teachers' Pension Plan Board
Ontario, Canada
– -$1.5M -4,652 Closed
VF
759
Virtu Financial
New York
– -$1.37M -4,252 Closed
CC
760
Centiva Capital
New York
– -$1.26M -3,914 Closed
NICM
761
Neo Ivy Capital Management
New York
– -$1.04M -3,234 Closed
AWM
762
Axxcess Wealth Management
California
– -$968K -3,003 Closed
CIP
763
Convergence Investment Partners
Florida
– -$965K -2,995 Closed
PAS
764
Park Avenue Securities
New York
– -$911K -2,825 Closed
SRL
765
Scientech Research LLC
New Jersey
– -$801K -2,484 Closed
USAA
766
United Services Automobile Association
Texas
– -$753K -2,324 Closed
ET
767
Entropy Technologies
New York
– -$709K -2,199 Closed
OTL
768
Oak Thistle LLC
New York
– -$703K -2,182 Closed
HIM
769
Hillsdale Investment Management
Ontario, Canada
– -$609K -1,890 Closed
CMANY
770
Capital Management Associates (New York)
New York
– -$483K -1,500 Closed
SPA
771
Sherbrooke Park Advisers
New York
– -$456K -1,416 Closed
OAM
772
Oxford Asset Management
United Kingdom
– -$418K -1,296 Closed
VI
773
Versor Investments
New York
– -$412K -1,278 Closed
Polen Capital Management
774
Polen Capital Management
Florida
– -$376K -1,166 Closed
GSC
775
Ground Swell Capital
South Carolina
– -$362K -1,122 Closed
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