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Comfort Systems

628 hedge funds and large institutions have $10.8B invested in Comfort Systems in 2025 Q1 according to their latest regulatory filings, with 98 funds opening new positions, 274 increasing their positions, 200 reducing their positions, and 122 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: 98 | Existing positions closed: 122

25% less capital invested

Capital invested by funds: $14.4B → $10.8B (-$3.62B)

60% less funds holding in top 10

Funds holding in top 10: 104 (-6)

Holders
628
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
$59.5M
Puts
$54.9M
Net Calls
Net Calls Change

Top Buyers

1 +$85.2M
2 +$77.3M
3 +$54.9M
4
Citadel Advisors
Citadel Advisors
Florida
+$54.2M
5
Millennium Management
Millennium Management
New York
+$48.5M

Top Sellers

1 -$309M
2 -$154M
3 -$129M
4
Goldman Sachs
Goldman Sachs
New York
-$97.4M
5
Fidelity Investments
Fidelity Investments
Massachusetts
-$87.9M
Name Holding Trade Value Shares
Change
Change in
Stake
501
$225K
502
$225K
503
$225K
504
$221K
505
$215K
506
$213K
507
$213K
508
$212K
509
$209K
510
$204K
511
$202K
512
$184K
513
$166K
514
$165K
515
$158K
516
$145K
517
$143K
518
$141K
519
$131K
520
$131K
521
$113K
522
$112K
523
$110K
524
$108K
525
$99.6K