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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
401
$456K
402
$454K
403
$449K
404
$449K
405
$447K
406
$439K
407
$437K
408
$436K
409
$427K
410
$422K
411
$420K
412
$418K
413
$415K
414
$413K
415
$412K
416
$411K
417
$410K
418
$406K
419
$398K
420
$397K
421
$391K
422
$390K
423
$387K
424
$386K
425
$380K