Institutional Ownership
Quanta Svcs Inc
CUSIP 74762E102COMPWRQ1 2026
13D / 13G Filings
18
Schedule 13D/13G on record
Beneficial Filers
6
Distinct reporting persons
Largest Stake
12.2%
Max % of class reported
Institutional Holders
1,723
13F filers (latest quarter)
Beneficial Owners — Schedule 13D / 13G
18 filings · latest Nov 13, 2025
| # | Filed | Reporting Person | Form | % of Class | Shares | Filing |
|---|---|---|---|---|---|---|
| 1 | Nov 13, 2025 | Capital World Investors | 13G/A | 4.6% | 6.83M | SEC |
| 2 | Oct 30, 2025 | The Vanguard Group | 13G/A | 12.2% | 18.14M | SEC |
| 3 | May 13, 2025 | Capital World Investors | 13G | 5.6% | 8.33M | SEC |
| 4 | Oct 10, 2024 | Jpmorgan Chase & Co | 13G | 5.1% | 7.60M | SEC |
| 5 | Feb 13, 2024 | Vanguard Group Inc | 13G/A | 11.2% | 16.24M | SEC |
| 6 | Jan 26, 2024 | Blackrock Inc. | 13G/A | 7.7% | 11.17M | SEC |
| 7 | Feb 9, 2023 | Vanguard Group Inc | 13G/A | 11.0% | 15.72M | SEC |
| 8 | Feb 9, 2023 | Fmr LLC | 13G/A | 2.9% | — | SEC |
| 9 | Feb 3, 2023 | Blackrock Inc. | 13G/A | 8.4% | 11.97M | SEC |
| 10 | Feb 10, 2022 | Vanguard Group Inc | 13G/A | 10.7% | 15.18M | SEC |
8 more beneficial-ownership filings on Premium
See the full Schedule 13D/13G history for Quanta Svcs Inc.
Unlock full historyTop Institutional Holders (13F)
Largest reported positions · latest quarter
| # | Fund | Shares | Value |
|---|---|---|---|
| 1 | Blackrock, Inc. | 14.05M | $7.71B |
| 2 | Vanguard Capital Management LLC | 9.71M | $5.33B |
| 3 | Vanguard Portfolio Management LLC | 6.87M | $3.77B |
| 4 | State Street Corp | 6.28M | $3.45B |
| 5 | Jpmorgan Chase & Co | 6.07M | $3.24B |
| 6 | Peconic Partners LLC | 5.01M | $2.75B |
| 7 | Geode Capital Management, LLC | 4.19M | $2.29B |
| 8 | Fmr LLC | 4.13M | $2.27B |
| 9 | Bank Of America Corp /De/ | 3.44M | $1.89B |
| 10 | Capital International Investors | 2.25M | $1.24B |