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Comfort Systems

626 hedge funds and large institutions have $10.7B invested in Comfort Systems in 2025 Q1 according to their latest regulatory filings, with 97 funds opening new positions, 274 increasing their positions, 199 reducing their positions, and 121 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: 97 | Existing positions closed: 121

25% less capital invested

Capital invested by funds: $14.4B → $10.7B (-$3.64B)

60% less funds holding in top 10

Funds holding in top 10: 104 (-6)

Holders
626
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
476
$260K
477
$259K
478
$258K
479
$258K
480
$257K
481
$257K
482
$255K
483
$254K
484
$254K
485
$252K
486
$251K
487
$248K
488
$247K
489
$239K
490
$239K
491
$239K
492
$238K
493
$232K
494
$231K
495
$230K
496
$229K
497
$227K
498
$227K
499
$225K
500
$225K