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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
476
$263K
477
$263K
478
$260K
479
$259K
480
$258K
481
$258K
482
$257K
483
$257K
484
$255K
485
$254K
486
$254K
487
$252K
488
$251K
489
$248K
490
$247K
491
$239K
492
$239K
493
$239K
494
$238K
495
$232K
496
$231K
497
$230K
498
$229K
499
$227K
500
$227K