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Comfort Systems
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Overview Fund Activity

741 hedge funds and large institutions have $18B invested in Comfort Systems in 2025 Q2 according to their latest regulatory filings, with 177 funds opening new positions, 264 increasing their positions, 223 reducing their positions, and 49 closing their positions.

Holders
741
Holders Change
+116
Holders Change %
+18.56%
% of All Funds
9.95%
Holding in Top 10
16
Holding in Top 10 Change
+12
Holding in Top 10 Change %
+300%
% of All Funds
0.21%
New
177
Increased
264
Reduced
223
Closed
49
Calls
$63.2M
Puts
$33.3M
Net Calls
+$29.8M
Net Calls Change
+$25.2M

Top Buyers

1
Norges Bank
1
Norges Bank
Norway
$257M
2
AQR Capital Management
2
AQR Capital Management
Connecticut
$419M
3
Artisan Partners
3
Artisan Partners
Wisconsin
$115M
4
TP
4
Third Point
New York
$99.2M
5
Deutsche Bank
5
Deutsche Bank
Germany
$115M

Top Sellers

1
Two Sigma Investments
1
Two Sigma Investments
New York
$9.61M
2
Millennium Management
2
Millennium Management
New York
$83.4M
3
Qube Research & Technologies (QRT)
3
Qube Research & Technologies (QRT)
United Kingdom
$53.7M
4
Jennison Associates
4
Jennison Associates
New York
$1.36M
5
Citadel Advisors
5
Citadel Advisors
Florida
$34.5M
Name Market Value Shares Shares
Change 		Shares
Change %
BlackRock
1
BlackRock
New York
$2.08B 3,881,200 -71,740 -2%
Vanguard Group
2
Vanguard Group
Pennsylvania
$2.02B 3,772,418 -30,124 -0.8%
Capital World Investors
3
Capital World Investors
California
$1.19B 2,227,153 -90,280 -4%
Fidelity Investments
4
Fidelity Investments
Massachusetts
$842M 1,570,490 +146,248 +10%
State Street
5
State Street
Massachusetts
$576M 1,073,777 -37,408 -3%
Invesco
6
Invesco
Georgia
$531M 990,833 -13,300 -1%
Westfield Capital Management
7
Westfield Capital Management
Massachusetts
$502M 936,412 +46,773 +5%
Geode Capital Management
8
Geode Capital Management
Massachusetts
$441M 821,897 +3,032 +0.4%
AQR Capital Management
9
AQR Capital Management
Connecticut
$419M 782,435 +252,007 +48%
JPMorgan Chase & Co
10
JPMorgan Chase & Co
New York
$288M 536,906 +17,469 +3%
Fuller & Thaler Asset Management
11
Fuller & Thaler Asset Management
California
$286M 533,131 -112,303 -17%
Norges Bank
12
Norges Bank
Norway
$257M 479,287 +479,287 New
Baillie Gifford & Co
13
Baillie Gifford & Co
United Kingdom
$232M 432,542 -13,373 -3%
First Trust Advisors
14
First Trust Advisors
Illinois
$212M 395,365 -100,773 -20%
Royal London Asset Management
15
Royal London Asset Management
United Kingdom
$183M 342,045 -2,472 -0.7%
Northern Trust
16
Northern Trust
Illinois
$180M 335,860 +18,245 +6%
Morgan Stanley
17
Morgan Stanley
New York
$178M 332,070 -42,009 -11%
Dimensional Fund Advisors
18
Dimensional Fund Advisors
Texas
$175M 325,583 -63,055 -16%
Charles Schwab
19
Charles Schwab
California
$162M 302,190 -1,039 -0.3%
Jacobs Levy Equity Management
20
Jacobs Levy Equity Management
New Jersey
$161M 300,554 -19,259 -6%
Federated Hermes
21
Federated Hermes
Pennsylvania
$160M 297,944 -1,989 -0.7%
VOYA Investment Management
22
VOYA Investment Management
Georgia
$159M 296,793 +67,822 +30%
Bank of New York Mellon
23
Bank of New York Mellon
New York
$148M 276,124 -3,913 -1%
AllianceBernstein
24
AllianceBernstein
Tennessee
$146M 271,383 -24,361 -8%
Goldman Sachs
25
Goldman Sachs
New York
$135M 252,114 -80,622 -24%
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