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Security record · archived quarter

FIX

Comfort Systems USA, Inc. · Industrials · Engineering & Construction

1,439.1 -2.8% mkt cap $50.65B quote delayed (FMP) · as of Oct 16 22:08 UTC · separate from filing data below

Q2 2026 Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024
169Tracked holders
+1Δ holders
27.03MShares held
$25.24BReported value
+2New positions
−0Exits
Stable Conviction score 51/100 5 quarters of rising tracked shares ●●●●●○ How these are computed → Explain this at the Research Desk →

Momentum inputs (comparable managers): holder breadth +0.6% · share flow -2.4% · net new positions +1.2% · formula
Ownership fragmentation: more holders, smaller aggregate stake

All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q4 2025

Ownership over time
QuarterHoldersΔSharesReported valueNewExits
Q2 2026 177 +6 24.91M $49.28B +9 −4
Q1 2026 175 +5 24.43M $33.47B +7 −3
Q4 2025 169 +1 27.03M $25.24B +2 n/a
Q3 2025 25 +2 18.02M $14.86B +2 −1
Q2 2025 21 0 16.24M $8.71B +1 −1
Q1 2025 18 0 7.27M $2.34B n/a n/a
Q4 2024 18 +1 6.29M $2.67B +1 n/a
Q3 2024 16 -1 5.63M $2.20B n/a −1
Q2 2024 17 n/a 5.97M $1.82B n/a n/a
Holder count
Who holds it · Q4 2025
#ManagerSharesΔ sharesValueTheir weightHeld
1 The Vanguard Group ✦ (passive) 4.31M +17.0% $4.02B 0.1% ▲ Add 3 SEC ↗ ×6
2 BlackRock ✦ (passive) 3.45M -13.3% $3.22B 0.1% ▼ Trim 3 SEC ↗ ×22
3 Fidelity (FMR) ✦ 1.67M -11.7% $1.56B 0.1% ▼ Trim 3 SEC ↗ ×6
4 Capital World Investors ✦ 1.64M -8.8% $1.53B 0.2% ▼ Trim 7 SEC ↗
5 State Street Global Advisors ✦ (passive) 1.43M +35.6% $1.33B 0.0% ▲ Add 5 SEC ↗
6 Geode Capital Management ✦ (passive) 1.19M +39.0% $1.10B 0.1% ▲ Add 7 SEC ↗ ×2
7 AQR Capital Management ✦ 1.02M +22.1% $951.88M 0.5% ▲ Add 7 SEC ↗ ×7
8 JPMorgan Chase ✦ 706.99K -51.9% $659.83M 0.0% ▼ Trim 2 SEC ↗ ×17
9 Invesco Ltd. 652.98K n/a $609.42M 0.1% n/c 1 SEC ↗ ×18
10 Norges Bank ✦ (passive) 503.17K New $469.61M 0.1% New 1 SEC ↗
11 First Trust Advisors Lp 482.10K n/a $449.94M 0.3% n/c 1 SEC ↗
12 Morgan Stanley ✦ 431.67K +24.9% $402.88M 0.0% ▲ Add 2 SEC ↗ ×13
13 Northern Trust Corp 318.78K n/a $297.52M 0.0% n/c 1 SEC ↗ ×9
14 Federated Hermes, Inc. 317.47K n/a $296.29M 0.5% n/c 1 SEC ↗ ×5
15 Deutsche Bank Ag\ 312.82K n/a $291.96M 0.1% n/c 1 SEC ↗ ×7
16 Charles Schwab Investment… 286.48K n/a $267.37M 0.0% n/c 1 SEC ↗
17 Baillie Gifford ✦ 274.74K -33.4% $256.41M 0.2% ▼ Trim 7 SEC ↗ ×4
18 Dimensional Fund Advisors Lp 265.52K n/a $247.84M 0.1% n/c 1 SEC ↗ ×5
19 Bank of New York Mellon Corp 227.69K n/a $212.50M 0.0% n/c 1 SEC ↗ ×19
20 Arrowstreet Capital ✦ 224.27K +17.9% $209.31M 0.1% ▲ Add 7 SEC ↗
21 Artisan Partners Limited Partnership 216.21K n/a $201.79M 0.3% n/c 1 SEC ↗
22 Clearbridge Investments, LLC 200.54K n/a $187.17M 0.1% n/c 1 SEC ↗
23 Goldman Sachs Group ✦ 197.99K -28.1% $184.78M 0.0% ▼ Trim 2 SEC ↗ ×4
24 Royal London Asset Management Ltd 194.80K n/a $181.80M 0.4% n/c 1 SEC ↗
25 Alliancebernstein L.P. 182.81K n/a $170.61M 0.1% n/c 1 SEC ↗
26 Franklin Resources Inc 180.01K n/a $168.00M 0.0% n/c 1 SEC ↗ ×8
27 T. Rowe Price ✦ 177.62K -11.6% $165.77M 0.0% ▼ Trim 7 SEC ↗ ×2
28 Voya Investment Management Llc 178.13K n/a $165.75M 0.2% n/c 1 SEC ↗ ×3
29 Nuveen, LLC 176.99K n/a $165.18M 0.0% n/c 1 SEC ↗ ×3
30 Bank Of America Corp /De/ 154.60K n/a $144.29M 0.0% n/c 1 SEC ↗ ×8
31 UBS Group AG 153.73K n/a $143.48M 0.0% n/c 1 SEC ↗ ×5
32 Point72 Asset Management ✦ 146.85K +321.0% $137.06M 0.2% ▲ Add 2 SEC ↗
33 Zurcher Kantonalbank (Zurich… 143.60K n/a $134.02M 0.3% n/c 1 SEC ↗
34 UBS AM, a distinct business unit of… 134.28K n/a $125.32M 0.0% n/c 1 SEC ↗ ×10
35 Legal & General Group Plc 121.86K n/a $113.73M 0.0% n/c 1 SEC ↗ ×3
36 Hsbc Holdings Plc 118.64K n/a $110.97M 0.0% n/c 1 SEC ↗ ×24
37 Royal Bank Of Canada 117.37K n/a $109.54M 0.0% n/c 1 SEC ↗ ×9
38 Capital Research Global Investors 116.59K n/a $108.81M 0.0% n/c 1 SEC ↗
39 Ameriprise Financial Inc 115.98K n/a $108.25M 0.0% n/c 1 SEC ↗ ×5
40 American Century Companies Inc 114.07K n/a $106.46M 0.1% n/c 1 SEC ↗
41 Capital International Investors 113.63K n/a $106.05M 0.0% n/c 1 SEC ↗
42 Amundi 112.63K n/a $105.11M 0.0% n/c 1 SEC ↗ ×3
43 Caisse De Depot Et Placement Du… 105.58K n/a $98.54M 0.2% n/c 1 SEC ↗
44 Third Point ✦ 105.00K -47.5% $98.00M 1.3% ▼ Trim 3 SEC ↗
45 Principal Financial Group Inc 104.09K n/a $97.16M 0.1% n/c 1 SEC ↗ ×3
46 Russell Investments Group, Ltd. 101.30K n/a $94.55M 0.1% n/c 1 SEC ↗ ×22
47 Janus Henderson Group Plc 98.93K n/a $92.31M 0.0% n/c 1 SEC ↗ ×3
48 Swiss National Bank 96.68K n/a $90.23M 0.1% n/c 1 SEC ↗
49 Wcm Investment Management, Llc 93.71K n/a $88.73M 0.2% n/c 1 SEC ↗
50 Allianz Asset Management GmbH 90.86K n/a $84.79M 0.1% n/c 1 SEC ↗ ×4
51 Raymond James Financial Inc 86.39K n/a $80.63M 0.0% n/c 1 SEC ↗ ×5
52 Robeco Institutional Asset… 84.73K n/a $79.08M 0.1% n/c 1 SEC ↗
53 D. E. Shaw & Co. ✦ 84.50K -55.0% $78.86M 0.1% ▼ Trim 7 SEC ↗ ×2
54 Qube Research & Technologies Ltd 83.18K n/a $77.63M 0.1% n/c 1 SEC ↗
55 Mitsubishi UFJ Asset Management… 73.56K n/a $73.83M 0.1% n/c 1 SEC ↗
56 Sumitomo Mitsui Trust Group, Inc. 74.66K n/a $69.68M 0.0% n/c 1 SEC ↗
57 Allspring Global Investments… 65.37K n/a $65.60M 0.1% n/c 1 SEC ↗ ×3
58 Bridgewater Associates ✦ 68.20K +30.9% $63.65M 0.2% ▲ Add 7 SEC ↗
59 Barclays Plc 67.58K n/a $63.07M 0.0% n/c 1 SEC ↗ ×2
60 Rhumbline Advisers 67.18K n/a $62.70M 0.1% n/c 1 SEC ↗
61 Squarepoint Ops LLC 66.57K n/a $62.13M 0.1% n/c 1 SEC ↗
62 Envestnet Asset Management Inc 66.41K n/a $61.98M 0.0% n/c 1 SEC ↗
63 California Public Employees… 66.28K n/a $61.86M 0.0% n/c 1 SEC ↗
64 DZ BANK AG Deutsche Zentral… 65.95K n/a $61.55M 0.1% n/c 1 SEC ↗ ×5
65 Millennium Management ✦ 62.34K -82.6% $58.19M 0.0% ▼ Trim 7 SEC ↗
66 Storebrand Asset Management As 60.95K n/a $56.88M 0.2% n/c 1 SEC ↗
67 Wells Fargo & Company/Mn 59.67K n/a $55.69M 0.0% n/c 1 SEC ↗ ×5
68 Lazard Asset Management Llc 59.27K n/a $55.32M 0.1% n/c 1 SEC ↗
69 Bnp Paribas Financial Markets 57.20K n/a $53.38M 0.0% n/c 1 SEC ↗
70 Victory Capital Management Inc 56.77K n/a $52.98M 0.0% n/c 1 SEC ↗
71 California State Teachers… 55.38K n/a $51.69M 0.1% n/c 1 SEC ↗
72 Gotham Asset Management ✦ 54.40K +42.8% $50.77M 0.2% ▲ Add 7 SEC ↗
73 Sei Investments Co 54.15K n/a $50.54M 0.1% n/c 1 SEC ↗ ×2
74 Renaissance Technologies ✦ 53.98K +7.1% $50.38M 0.1% ▲ Add 7 SEC ↗
75 LPL Financial LLC 53.55K n/a $49.98M 0.0% n/c 1 SEC ↗
76 Neuberger Berman Group LLC 52.73K n/a $49.21M 0.0% n/c 1 SEC ↗ ×2
77 National Pension Service 47.04K n/a $43.91M 0.0% n/c 1 SEC ↗
78 Nomura Asset Management… 45.06K n/a $42.05M 0.1% n/c 1 SEC ↗ ×2
79 Cerity Partners LLC 41.39K n/a $38.63M 0.1% n/c 1 SEC ↗ ×3
80 Kayne Anderson Rudnick Investment… 40.82K n/a $38.10M 0.1% n/c 1 SEC ↗ ×2
81 BNP Paribas Asset Management… 37.37K n/a $34.89M 0.0% n/c 1 SEC ↗ ×3
82 Asset Management One Co., Ltd. 35.88K n/a $33.95M 0.1% n/c 1 SEC ↗
83 Cibc World Market Inc. 36.09K n/a $33.68M 0.1% n/c 1 SEC ↗
84 Bank Of Montreal /Can/ 36.02K n/a $33.61M 0.0% n/c 1 SEC ↗ ×7
85 State Board Of Administration Of… 34.04K n/a $31.77M 0.1% n/c 1 SEC ↗
86 New York State Common Retirement… 33.69K n/a $31.45M 0.0% n/c 1 SEC ↗
87 Man Group plc 33.32K n/a $31.10M 0.1% n/c 1 SEC ↗ ×2
88 Credit Agricole S A 33.12K n/a $30.91M 0.1% n/c 1 SEC ↗ ×3
89 Mariner, LLC 32.02K n/a $29.91M 0.0% n/c 1 SEC ↗ ×3
90 Cwm, Llc 30.32K n/a $28.30M 0.1% n/c 1 SEC ↗
91 Danske Bank A/S 29.80K n/a $27.81M 0.1% n/c 1 SEC ↗ ×3
92 Ensign Peak Advisors, Inc 29.58K n/a $27.61M 0.0% n/c 1 SEC ↗
93 Aviva Plc 28.77K n/a $26.85M 0.0% n/c 1 SEC ↗
94 Cetera Investment Advisers 28.46K n/a $26.56M 0.0% n/c 1 SEC ↗
95 Universal- Beteiligungs- und… 27.60K n/a $25.82M 0.0% n/c 1 SEC ↗
96 Osaic Holdings, Inc. 27.39K n/a $25.57M 0.0% n/c 1 SEC ↗ ×5
97 Creative Planning 26.39K n/a $24.63M 0.0% n/c 1 SEC ↗ ×2
98 Citigroup Inc 26.25K n/a $24.50M 0.0% n/c 1 SEC ↗ ×4
99 Manufacturers Life Insurance… 26.22K n/a $24.47M 0.0% n/c 1 SEC ↗
100 Korea Investment CORP 26.16K n/a $24.41M 0.0% n/c 1 SEC ↗

“Their weight” = the position's share of that manager's reported 13F equity value: the conviction measure. ✦ = curated manager.

New buyers

Norges Bank $469.61M 0.1%

Exited

No tracked exits this quarter.

Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 1,187 holders, 31.59M shares, $41.94B reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.

Frequently co-owned

What else this security's tracked holders most often hold: shared-ownership counts, not fundamental relationships.

Insider transactions

Open-market purchases (P)

No open-market insider purchases in our coverage window.

Open-market sales (S)

Aug 26 Lane Brian E.

Officer, Director · 16.02K sh · $25.77M

Aug 17 GEORGE WILLIAM III

Officer · 2.55K sh · $4.75M

Aug 11 MYERS FRANKLIN

Director · 4.00K sh · $6.78M

Aug 10 MYERS FRANKLIN

Director · 3.50K sh · $5.92M

Awards, exercises and tax withholding are never counted as buys or sales here. Methodology

Provenance: Ownership from parsed 13F common-stock positions (tracked universe, comparable sets for changes); insider rows from Forms 3/4/5; stakes from Schedules 13D/13G; every filing links to its original on SEC EDGAR. Reporting period: Q4 2025 · Methodology · Get this via the API