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Comfort Systems

630 hedge funds and large institutions have $10.9B invested in Comfort Systems in 2025 Q1 according to their latest regulatory filings, with 99 funds opening new positions, 275 increasing their positions, 200 reducing their positions, and 123 closing their positions.

New
Increased
Maintained
Reduced
Closed

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

more call options, than puts

Call options by funds: $ | Put options by funds: $

less ownership

Funds ownership:

less funds holding

Funds holding:

20% less first-time investments, than exits

New positions opened: 99 | Existing positions closed: 123

24% less capital invested

Capital invested by funds: $14.4B → $10.9B (-$3.5B)

60% less funds holding in top 10

Funds holding in top 10: 104 (-6)

Holders
630
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
4
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$59.6M
Puts
$54.9M
Net Calls
Net Calls Change

Top Buyers

1 +$110M
2 +$96.7M
3 +$68.7M
4
Citadel Advisors
Citadel Advisors
Florida
+$67.8M
5
Millennium Management
Millennium Management
New York
+$60.7M

Top Sellers

1 -$387M
2 -$161M
3 -$154M
4
Goldman Sachs
Goldman Sachs
New York
-$122M
5
Fidelity Investments
Fidelity Investments
Massachusetts
-$110M
Name Holding Trade Value Shares
Change
Change in
Stake
501
$227K
502
$225K
503
$225K
504
$225K
505
$221K
506
$215K
507
$213K
508
$213K
509
$212K
510
$209K
511
$204K
512
$202K
513
$184K
514
$166K
515
$165K
516
$158K
517
$145K
518
$143K
519
$141K
520
$131K
521
$131K
522
$113K
523
$112K
524
$110K
525
$108K