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Comfort Systems

630 hedge funds and large institutions have $10.9B invested in Comfort Systems in 2025 Q1 according to their latest regulatory filings, with 99 funds opening new positions, 275 increasing their positions, 200 reducing their positions, and 123 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: 99 | Existing positions closed: 123

24% less capital invested

Capital invested by funds: $14.4B → $10.9B (-$3.5B)

60% less funds holding in top 10

Funds holding in top 10: 104 (-6)

Holders
630
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
$59.6M
Puts
$54.9M
Net Calls
Net Calls Change

Top Buyers

1 +$110M
2 +$96.7M
3 +$68.7M
4
Citadel Advisors
Citadel Advisors
Florida
+$67.8M
5
Millennium Management
Millennium Management
New York
+$60.7M

Top Sellers

1 -$387M
2 -$161M
3 -$154M
4
Goldman Sachs
Goldman Sachs
New York
-$122M
5
Fidelity Investments
Fidelity Investments
Massachusetts
-$110M
Name Holding Trade Value Shares
Change
Change in
Stake
301
$1.16M
302
$1.14M
303
$1.12M
304
$1.1M
305
$1.08M
306
$1.06M
307
$1.04M
308
$1.03M
309
$1.01M
310
$970K
311
$968K
312
$965K
313
$955K
314
$935K
315
$932K
316
$911K
317
$907K
318
$885K
319
$864K
320
$857K
321
$857K
322
$852K
323
$842K
324
$841K
325
$833K