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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
426
$386K
427
$380K
428
$378K
429
$376K
430
$376K
431
$374K
432
$373K
433
$367K
434
$364K
435
$362K
436
$360K
437
$360K
438
$358K
439
$353K
440
$348K
441
$342K
442
$338K
443
$338K
444
$335K
445
$334K
446
$332K
447
$332K
448
$329K
449
$328K
450
$324K