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NYSE · INDUSTRIALS · Holders

Quanta Services Inc (PWR) Institutional Ownership & Insider Trading History

Top PWR institutional shareholders, filing changes, and Form 4 insider activity with filters for buys, sales, option exercises, gifts, and tax withholding.

Ownership read

PWR insider sentiment: Net selling.

VANGUARD GROUP INC is the largest loaded institutional holder. 79 sale rows and 0 purchase rows are visible in the loaded Form 4 history. Use the filters below to separate real buying and selling from option exercises, gifts, awards, and tax withholding.

Insider flow

PWR

Purchases
Sales281.94K

Directional bars ignore awards, gifts, conversions, and tax withholding rows.

Top holder

18.08M

VANGUARD GROUP INC

Insider stance

Net selling

$177.32M sold / — bought

Latest filing

May 21, 2026

Most recent holder or insider filing date

Rows loaded

240

120 holder / 120 insider

Holder rows
120
Market data feed
Latest filing
May 21, 2026
Most recent holder or insider filing date
Increased / initiated
65
52 decreased in loaded rows
Insider rows
120
Market data feed

Top 120 institutional holders

Quanta Services Inc (PWR) institutional ownership

Ranked by reported share count, with position changes and latest filing dates where the ownership feed supplies them.

VANGUARD GROUP INC

Rank #1

12.0%

Shares
18.08M
Change
-58.63K
Change %
-32.00%
Filing
Dec 31, 2025

Decreased

BLACKROCK

Rank #2

9.32%

Shares
14.05M
Change
+1.06M
Change %
+8.19%
Filing
Mar 31, 2026

Increased

VANGUARD CAPITAL MANAGEMENT LLC

Rank #3

6.44%

Shares
9.71M
Change
+9.71M
Change %
Filing
Mar 31, 2026

Initiated

VANGUARD PORTFOLIO MANAGEMENT LLC

Rank #4

4.56%

Shares
6.87M
Change
+6.87M
Change %
Filing
Mar 31, 2026

Initiated

STATE STREET CORP

Rank #5

4.17%

Shares
6.28M
Change
+78.15K
Change %
+1.26%
Filing
Mar 31, 2026

Increased

JPMORGAN CHASE & CO

Rank #6

4.03%

Shares
6.07M
Change
+111.00K
Change %
+1.86%
Filing
Mar 31, 2026

Increased

PECONIC PARTNERS LLC

Rank #7

3.32%

Shares
5.01M
Change
Change %
0.00%
Filing
Mar 31, 2026

Unchanged

GEODE CAPITAL MANAGEMENT

Rank #8

2.78%

Shares
4.19M
Change
+104.60K
Change %
+2.56%
Filing
Mar 31, 2026

Increased

FMR LLC

Rank #9

2.74%

Shares
4.13M
Change
-752.56K
Change %
-15.41%
Filing
Mar 31, 2026

Decreased

BANK OF AMERICA CORP

Rank #10

2.28%

Shares
3.44M
Change
+175.18K
Change %
+5.36%
Filing
Mar 31, 2026

Increased

CAPITAL INTERNATIONAL INVESTORS

Rank #11

1.49%

Shares
2.25M
Change
+2.25M
Change %
Filing
Mar 31, 2026

Initiated

DZ BANK AG DEUTSCHE ZENTRAL GENOSSENSCHAFTS BANK

Rank #12

1.46%

Shares
2.20M
Change
+147.44K
Change %
+7.17%
Filing
Mar 31, 2026

Increased

MORGAN STANLEY

Rank #13

1.42%

Shares
2.15M
Change
+141.27K
Change %
+7.04%
Filing
Mar 31, 2026

Increased

CAPITAL WORLD INVESTORS

Rank #14

1.37%

Shares
2.07M
Change
-3.73M
Change %
-64.31%
Filing
Mar 31, 2026

Decreased

NORGES BANK

Rank #15

1.28%

Shares
1.94M
Change
+148.96K
Change %
+8.33%
Filing
Dec 31, 2025

Increased

GOLDMAN SACHS GROUP INC

Rank #16

1.26%

Shares
1.90M
Change
+302.77K
Change %
+18.96%
Filing
Mar 31, 2026

Increased

UBS GROUP AG

Rank #17

1.24%

Shares
1.87M
Change
-462.37K
Change %
-19.81%
Filing
Mar 31, 2026

Decreased

NUVEEN

Rank #18

1.24%

Shares
1.87M
Change
+483.68K
Change %
+34.84%
Filing
Mar 31, 2026

Increased

INVESCO LTD.

Rank #19

1.10%

Shares
1.66M
Change
-110.91K
Change %
-6.26%
Filing
Mar 31, 2026

Decreased

NORTHERN TRUST CORP

Rank #20

1.03%

Shares
1.56M
Change
+4.27K
Change %
+28.00%
Filing
Mar 31, 2026

Increased

Showing 20 of 120 matching institutional rows.Load more institutions

Recent insider transactions

Quanta Services Inc (PWR) Form 4 filings

Action codes are translated so open-market buys and sales are separate from awards, gifts, conversions, and tax withholding.

JACKMAN, WORTHING

Director

Award / grant
Shares
249
% company
<0.01%
Price
No cash value
Value
No cash value

Filed May 21, 2026

LADHANI, HOLLI C.

Director

Award / grant
Shares
249
% company
<0.01%
Price
No cash value
Value
No cash value

Filed May 21, 2026

FRIED, BERNARD

Director

Award / grant
Shares
249
% company
<0.01%
Price
No cash value
Value
No cash value

Filed May 21, 2026

BENEBY, DOYLE N

Director

Award / grant
Shares
387
% company
<0.01%
Price
No cash value
Value
No cash value

Filed May 21, 2026

BAXTER, WARNER L

Director

Award / grant
Shares
249
% company
<0.01%
Price
No cash value
Value
No cash value

Filed May 21, 2026

VALENTIN, RAUL JAVIER

Director

Award / grant
Shares
559
% company
<0.01%
Price
No cash value
Value
No cash value

Filed May 21, 2026

DEPASS, OLSOVSKY JOSEPHINE ANN MARIE

Director

Award / grant
Shares
249
% company
<0.01%
Price
No cash value
Value
No cash value

Filed May 21, 2026

VALENTIN, RAUL JAVIER

Director

Sale to issuer
Shares
559
% company
<0.01%
Price
Not reported
Value
Not reported

Filed May 21, 2026

KIM, JOSEPH

Director

Award / grant
Shares
249
% company
<0.01%
Price
No cash value
Value
No cash value

Filed May 21, 2026

WYRSCH, MARTHA B

Director

Award / grant
Shares
249
% company
<0.01%
Price
No cash value
Value
No cash value

Filed May 21, 2026

ROWE, ROBERT SCOTT

Director

Award / grant
Shares
249
% company
<0.01%
Price
No cash value
Value
No cash value

Filed May 21, 2026

WYRSCH, MARTHA B

Director

Sale to issuer
Shares
2.50K
% company
<0.01%
Price
Not reported
Value
Not reported

Filed May 11, 2026

Showing 12 of 120 matching Form 4 rows. Percent of company uses current shares outstanding when available.Load more insiders

Frequently asked

Common questions.

Who are the largest PWR shareholders?

VANGUARD GROUP INC is the largest institutional holder in the loaded PWR ownership feed, with 18.08 million shares, or about 12.00% of shares outstanding. The table ranks additional institutions by reported share count.

What is institutional ownership of PWR?

The current TECHi snapshot has 120 loaded institutional rows for Quanta Services Inc. 65 rows are marked increased or initiated, while 52 rows are marked decreased, with the latest holder filing dated Mar 31, 2026.

Where can I see Quanta Services Inc insider transactions?

The insider transaction table currently shows 120 loaded Form 4 rows for PWR, with the latest insider filing dated May 21, 2026. It separates purchases, sales, option exercises, awards, gifts, and tax withholding so administrative transactions are not confused with open-market trades.

Are PWR insiders buying or selling?

The loaded PWR Form 4 rows currently read Net selling: 79 sale rows and 0 purchase rows. Awards, gifts, conversions, and tax withholding are shown separately because they do not carry the same signal as open-market buying or selling.

Who is the most active PWR insider in the loaded filings?

AUSTIN, EARL C. JR. is the most active insider by absolute share movement in the loaded PWR rows, with 288,367 shares moving across the visible filing history. Review the action labels before treating that activity as buying or selling.