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Comfort Systems

1,195 hedge funds and large institutions have $44.6B invested in Comfort Systems in 2026 Q1 according to their latest regulatory filings, with 245 funds opening new positions, 445 increasing their positions, 399 reducing their positions, and 71 closing their positions.

New
Increased
Maintained
Reduced
Closed

245% more first-time investments, than exits

New positions opened: 245 | Existing positions closed: 71

139% more funds holding in top 10

Funds holding in top 10: 1843 (+25)

44% more capital invested

Capital invested by funds: $31B → $44.6B (+$13.7B)

15% more funds holding

Funds holding: 1,0381,195 (+157)

12% more repeat investments, than reductions

Existing positions increased: 445 | Existing positions reduced: 399

1.57% less ownership

Funds ownership: 94.01%92.44% (-1.6%)

23% less call options, than puts

Call options by funds: $693M | Put options by funds: $894M

Holders
1,195
Holders Change
+157
Holders Change %
+15.13%
% of All Funds
14.71%
Holding in Top 10
43
Holding in Top 10 Change
+25
Holding in Top 10 Change %
+138.89%
% of All Funds
0.53%
New
245
Increased
445
Reduced
399
Closed
71
Calls
$693M
Puts
$894M
Net Calls
-$202M
Net Calls Change
+$43.7M
Name Holding Trade Value Shares
Change
Change in
Stake
BlackRock
1
BlackRock
New York
$4.84B +$81.6M +64,292 +2%
VCM
2
Vanguard Capital Management
Pennsylvania
$3.15B +$2.9B +2,285,949 New
VPM
3
Vanguard Portfolio Management
Pennsylvania
$2.59B +$2.39B +1,881,184 New
State Street
4
State Street
Massachusetts
$2.03B +$54.9M +43,205 +3%
Fidelity Investments
5
Fidelity Investments
Massachusetts
$2B -$281M -221,194 -13%
Geode Capital Management
6
Geode Capital Management
Massachusetts
$1.71B +$66.9M +52,710 +4%
AQR Capital Management
7
AQR Capital Management
Connecticut
$1.49B +$122M +96,308 +9%
Capital World Investors
8
Capital World Investors
California
$1.19B -$984M -774,752 -47%
JP Morgan Chase
9
JP Morgan Chase
New York
$1.13B +$232M +182,899 +26%
Westfield Capital Management
10
Westfield Capital Management
Massachusetts
$856M -$60.8M -47,920 -7%
Invesco
11
Invesco
Georgia
$836M -$58.9M -46,399 -7%
Morgan Stanley
12
Morgan Stanley
New York
$635M +$36.1M +28,462 +7%
First Trust Advisors
13
First Trust Advisors
Illinois
$574M -$84.1M -66,213 -14%
Capital International Investors
14
Capital International Investors
California
$540M +$353M +278,199 +245%
Northern Trust
15
Northern Trust
Illinois
$454M +$13.1M +10,316 +3%
Charles Schwab
16
Charles Schwab
California
$397M +$1.59M +1,253 +0.4%
Dimensional Fund Advisors
17
Dimensional Fund Advisors
Texas
$386M +$18.3M +14,423 +5%
Federated Hermes
18
Federated Hermes
Pennsylvania
$368M -$64M -50,436 -16%
Arrowstreet Capital
19
Arrowstreet Capital
Massachusetts
$349M +$36.5M +28,712 +13%
HRCM
20
Hood River Capital Management
Florida
$344M +$4.48M +3,528 +1%
Goldman Sachs
21
Goldman Sachs
New York
$337M +$58.5M +46,057 +23%
Fuller & Thaler Asset Management
22
Fuller & Thaler Asset Management
California
$334M -$59.5M -46,843 -16%
Deutsche Bank
23
Deutsche Bank
Germany
$332M -$91.5M -72,033 -23%
Lord, Abbett & Co
24
Lord, Abbett & Co
New Jersey
$328M -$43.1M -33,933 -12%
Baillie Gifford & Co
25
Baillie Gifford & Co
United Kingdom
$310M -$63M -49,624 -18%