Quanta Services, Inc.
Quanta Services, Inc. (PWR) Stock Ownership
Institutional vs insider vs public ownership from 13F and float data — top holders, activity, and insider trades below.
SEC 13F · FMP · PWR · as of Sep 30, 2025
Ownership Breakdown
1,501
Institutional Holders
▲ 51 vs Q2
$56.28B
Total Inst. Value
▲ $4.28B vs Q2
150.06M
Shares Outstanding
freeFloat 99.09%
135.87M
13F Shares Held
▼ 3.46M vs Q2
Institutional ownership = 13F shares ÷ total outstanding. Insider % = 100 − free float. Public % = free float − institution %. Data: FMP /symbol-positions-summary + /shares-float + SEC EDGAR.
Top Institutional Holders
PWR largest shareholders · institutional ownership
Q3 2025 · SEC 13F
Showing top 10 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
VANGUARD GROUP INC electrical work | 18.14M | 12.23% | 12.23% | $7.52T | Nov 7, 2025 | ▲ 386.9K |
BLACKROCK, INC. electrical work | 12.13M | 8.18% | 8.18% | $5.03T | Nov 12, 2025 | ▼ 43.9K |
CAPITAL WORLD INVESTORS electrical work | 6.82M | 4.60% | 4.60% | $2.83T | Nov 13, 2025 | ▼ 1.59M |
JPMORGAN CHASE & CO electrical work | 6.53M | 4.40% | 4.40% | $2.71T | Nov 26, 2025 | ▼ 292.4K |
STATE STREET CORP electrical work | 6.08M | 4.10% | 4.10% | $2.52T | Nov 14, 2025 | ▲ 73.5K |
FMR LLC electrical work | 5.74M | 3.87% | 3.87% | $2.38T | Nov 13, 2025 | ▲ 15.3K |
PECONIC PARTNERS LLC electrical work | 5.01M | 3.38% | 3.38% | $2.08T | Nov 14, 2025 | ▲ 11.2K |
GEODE CAPITAL MANAGEMENT, LLC electrical work | 3.98M | 2.68% | 2.68% | $1.64T | Nov 12, 2025 | ▲ 102.9K |
BANK OF AMERICA CORP /DE/ electrical work | 2.92M | 1.97% | 1.97% | $1.21T | Feb 3, 2026 | ▲ 765.8K |
DZ BANK AG DEUTSCHE ZENTRAL GENOSSENSCHAFTS BANK, FRANKFURT AM MAIN electrical work | 2.21M | 1.49% | 1.49% | $916.61B | Nov 14, 2025 | ▼ 213.6K |
Data from SEC Form 13F filings. Ownership bar normalised to largest holder. Change flags: isNew / isSoldOut / changeInSharesNumber (FMP extract-analytics/holder).
Institutional Activity
Q3 2025 vs prior quarter
Q3 2025
28
Increased
+3.59M shares0
New Positions
first time holders20
Decreased
−3.62M shares0
Sold Out
fully exitedNet shares change (top 50)
30.6K
+3.59M / −3.62M
Net new holders
+8
0 new / 0 exited
Based on top 50 institutional holders by position size. Fields: isNew, isSoldOut, changeInSharesNumber (FMP extract-analytics/holder, limit=50).
Insider Buying vs Selling
PWR insider trading · insider activity
Source: SEC Form 4
0
Buy transactions
30
Sell transactions
0.00
Buy/Sell ratio
$0M
Total disposed
Recent Insider Transactions
Showing 10 most recent · Common Stock only
| Name · Role | Date | Type | Shares | Price | Value | After Trans. | Filing |
|---|---|---|---|---|---|---|---|
Ladhani Holli C. director | Jun 1, 2026 | D-Return | 196 | $711.73 | $139.5K | 4.5K | Form 4 ↗ |
dePass Olsovsky Josephine Ann Marie director | May 21, 2026 | Award | 249 | — | — | 808 | Form 4 ↗ |
Rowe Robert Scott director | May 21, 2026 | Award | 249 | — | — | 1.8K | Form 4 ↗ |
WYRSCH MARTHA B director | May 21, 2026 | Award | 249 | — | — | 808 | Form 4 ↗ |
Source: /insider-trading/search (FMP stable). Buy/Sell direction: acquisitionOrDisposition A=Buy, D=Sell. RSU vesting (M-Exempt) excluded from sentiment bar. All data from SEC EDGAR public filings.
About institutional & insider ownership
Quanta Services, Inc. (PWR) is primarily owned by institutional investors, who hold approximately 90.5% of total shares outstanding. Company insiders own approximately 0.91%, while retail and public investors account for the remaining 8.54%.
The largest institutional shareholder of Quanta Services, Inc. is VANGUARD GROUP INC, holding approximately 18.14 million shares — equal to 12.23% of outstanding shares — as of September 30, 2025.
A total of 1,501 institutional investors currently hold PWR stock, with a combined institutional value of approximately $56.28 billion as of the most recent 13F filing period.
Frequently asked questions
PWR ownershipQuanta Services, Inc. (PWR) is primarily owned by institutional investors, who hold approximately 90.5% of shares. The largest shareholder is VANGUARD GROUP INC with a 12.23% stake. Company insiders hold 0.91%. Data sourced from SEC Form 13F as of September 30, 2025.