HOUSTON, TX
COMFORT SYSTEMS USA INCFIX— Latest position per institution from SEC 13F filings
15
Institutional holders
129.84M
Total shares held
40.11B
Estimated value
6.49M
Avg. position size
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM
CIK 1081019
Shares
103.03M
Value
51.98K
Filed
Jun 30, 2026
BLACKROCK FINANCE, INC.
CIK 1364742
Shares
4.62M
Value
1.40B
Filed
Jun 30, 2024
VANGUARD GROUP INC
CIK 102909
Shares
4.31M
Value
4.02B
Filed
Dec 31, 2025
BLACKROCK, INC.
CIK 2012383
Shares
3.40M
Value
6.73B
Filed
Jun 30, 2026
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
Shares
2.30M
Value
4.55B
Filed
Jun 30, 2026
VANGUARD PORTFOLIO MANAGEMENT LLC
CIK 2100121
Shares
1.87M
Value
3.70B
Filed
Jun 30, 2026
FMR LLC
CIK 315066
Shares
1.66M
Value
3.29B
Filed
Jun 30, 2026
STATE STREET CORP
CIK 93751
Shares
1.54M
Value
3.05B
Filed
Jun 30, 2026
GEODE CAPITAL MANAGEMENT, LLC
CIK 1214717
Shares
1.15M
Value
2.29B
Filed
Jun 30, 2026
AQR CAPITAL MANAGEMENT LLC
CIK 1167557
Shares
1.06M
Value
2.08B
Filed
Jun 30, 2026
JPMORGAN CHASE & CO
CIK 19617
Shares
838.42K
Value
1.63B
Filed
Jun 30, 2026
CAPITAL WORLD INVESTORS
CIK 1422849
Shares
720.24K
Value
1.43B
Filed
Jun 30, 2026
INVESCO LTD.
CIK 914208
Shares
658.31K
Value
1.30B
Filed
Jun 30, 2026
NORGES BANK
CIK 1374170
Shares
471.56K
Value
934.62M
Filed
Jun 30, 2026
MORGAN STANLEY
CIK 895421
Shares
430.08K
Value
852.41M
Filed
Jun 30, 2026
FIRST TRUST ADVISORS LP
CIK 1125816
Shares
375.09K
Value
743.41M
Filed
Jun 30, 2026
VAUGHAN NELSON INVESTMENT MANAGEMENT, L.P.
CIK 1021642
Shares
363.95K
Value
154.34K
Filed
Dec 31, 2024
SUSQUEHANNA INTERNATIONAL GROUP, LLP
CIK 1446194
Shares
357.71K
Value
708.96M
Filed
Jun 30, 2026
WESTFIELD CAPITAL MANAGEMENT CO LP
CIK 1177719
Shares
355.43K
Value
704.45M
Filed
Jun 30, 2026
FEDERATED HERMES, INC.
CIK 1056288
Shares
341.49K
Value
676.81M
Filed
Jun 30, 2026
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM | 1081019 | 103.03M | 51.98K | Jun 30, 2026 |
| 2 | BLACKROCK FINANCE, INC. | 1364742 | 4.62M | 1.40B | Jun 30, 2024 |
| 3 | VANGUARD GROUP INC | 102909 | 4.31M | 4.02B | Dec 31, 2025 |
| 4 | BLACKROCK, INC. | 2012383 | 3.40M | 6.73B | Jun 30, 2026 |
| 5 | VANGUARD CAPITAL MANAGEMENT LLC | 2100119 | 2.30M | 4.55B | Jun 30, 2026 |
| 6 | VANGUARD PORTFOLIO MANAGEMENT LLC | 2100121 | 1.87M | 3.70B | Jun 30, 2026 |
| 7 | FMR LLC | 315066 | 1.66M | 3.29B | Jun 30, 2026 |
| 8 | STATE STREET CORP | 93751 | 1.54M | 3.05B | Jun 30, 2026 |
| 9 | GEODE CAPITAL MANAGEMENT, LLC | 1214717 | 1.15M | 2.29B | Jun 30, 2026 |
| 10 | AQR CAPITAL MANAGEMENT LLC | 1167557 | 1.06M | 2.08B | Jun 30, 2026 |
| 11 | JPMORGAN CHASE & CO | 19617 | 838.42K | 1.63B | Jun 30, 2026 |
| 12 | CAPITAL WORLD INVESTORS | 1422849 | 720.24K | 1.43B | Jun 30, 2026 |
| 13 | INVESCO LTD. | 914208 | 658.31K | 1.30B | Jun 30, 2026 |
| 14 | NORGES BANK | 1374170 | 471.56K | 934.62M | Jun 30, 2026 |
| 15 | MORGAN STANLEY | 895421 | 430.08K | 852.41M | Jun 30, 2026 |
| 16 | FIRST TRUST ADVISORS LP | 1125816 | 375.09K | 743.41M | Jun 30, 2026 |
| 17 | VAUGHAN NELSON INVESTMENT MANAGEMENT, L.P. | 1021642 | 363.95K | 154.34K | Dec 31, 2024 |
| 18 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | 1446194 | 357.71K | 708.96M | Jun 30, 2026 |
| 19 | WESTFIELD CAPITAL MANAGEMENT CO LP | 1177719 | 355.43K | 704.45M | Jun 30, 2026 |
| 20 | FEDERATED HERMES, INC. | 1056288 | 341.49K | 676.81M | Jun 30, 2026 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.