SEC ownership of QUANTA SERVICES, INC.

Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0001050915.

Comparable stake leader

VANGUARD CAPITAL MANAGEMENT LLC

Disclosed value leader

BlackRock, Inc.

Comparable rows

50/50

Latest evidence

21 May 2026

Ownership snapshot CIK-linked ownership evidence from parsed SEC filings. 3 signals
Comparable ownership rows
50 of 50
Meaning: Rows with safely comparable ownership %
Latest 13D/G holder
VANGUARD CAPITAL MANAGEMENT LLC
Source: Latest parsed Schedule 13D/G stake
Latest parsed ownership date
21 May 2026
Freshness: Most recent filing date in this holder set
Issuer Names, identifiers, and filing context for this profile. 2 identity fields
Issuer CIK
0001050915
Issuer location
Houston, TX

Ownership snapshot

Top shareholders of QUANTA SERVICES, INC. (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.

Comparable stake leader
VANGUARD CAPITAL MANAGEME...
Disclosed value leader
BlackRock, Inc.
Comparable rows
50/50
Latest evidence
21 May 2026
13D/G 13F 3/4/5 Lead comparable stake: 7.4% 13D/G row: VANGUARD CAPITAL MANAGEMENT LLC Showing 1-8 of 50 holder rows.

Quick read

VANGUARD CAPITAL MANAGEMENT LLC leads the comparable SEC ownership view at 7.4%.

50 of 50 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.

Open SEC evidence Opens VANGUARD CAPITAL MANAGEMENT LLC's linked filing trail.
Comparable ownership Top 5
VANGUARD CAPITAL MANAGEMENT LLC 7.4%
Capital World Investors 4.6%
Earl C. Austin Jr. 0.39%
Jayshree S. Desai 0.04%
Donald Wayne 0.03%

Ownership % is shown only when SEC disclosures are safely comparable across share classes.

Detailed SEC evidence table Showing 1-8 of 50 holder rows
Holder Evidence Ownership % Position 12M Net Δ As of
VANGUARD CAPITAL MANAGEMENT LLC
13D/G 13F
Vanguard Capital Management · Company
7.4%
$6,127,241,632
11,160,325 shares
$0 31 Mar 2026
Capital World Investors
13D/G 13F
Company
4.6%
$2,829,737,671
6,828,188 shares
-$623,283,121 30 Sep 2025
Earl C. Austin Jr.
3/4/5
President and CEO, Director
0.39%
$450,395,943
589,411 shares
-$120,216,530 05 May 2026
Jayshree S. Desai
3/4/5
Chief Financial Officer
0.04%
$30,867,007
58,911 shares
09 Mar 2026
Donald Wayne
3/4/5
EVP and General Counsel
0.03%
$20,844,176
39,782 shares
-$6,213,343 09 Mar 2026
Karl W. Studer
3/4/5
President, Electric Power
0.02%
$18,076,096
34,499 shares
09 Mar 2026
Gerald A. Ducey Jr.
3/4/5
Pres. - Strategic Operations
0.02%
$12,876,317
24,575 shares
-$3,413,850 09 Mar 2026
Paul Nobel
3/4/5
Chief Accounting Officer & SVP
0.01%
$4,411,375
8,035 shares
-$3,027,920 04 May 2026
How to read this table

Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

Forms 3/4/5 flow

Insider trading overview

Net insider flow leans to selling over the last 12 months. Net value: -$137,540,310.

Buys
$0
Insiders: 0
Sells
$137,540,310
Insiders: 6
Net
-$137,540,310
Shares: -191,994
Window
Last 12 months
4 rolling buckets
Buy value Sell value
Shares: 0 Shares: 191,994
Window (months) Buy shares Sell shares Buy value Sell value Net value
0-3 0 155,992 $0 $120,216,530 -$120,216,530
3-6 0 4,000 $0 $3,027,920 -$3,027,920
6-9 0 28,002 $0 $12,487,100 -$12,487,100
9-12 0 4,000 $0 $1,808,760 -$1,808,760

Reporting owners

Insider holders from Forms 3/4/5

Showing 1-20 of 27 reporting-owner rows connected to QUANTA SERVICES, INC.. Open a relationship link for the CIK-to-CIK filing trail.

Rows
27
Largest Forms 3/4/5 holder
Earl C. Austin Jr.
Net 12M change
-$137,540,310
Latest report
01 Jun 2026
Name Relationship Holdings Value Past Year Net Change Change % Valuation Report Date
Earl C. Austin Jr. President and CEO, Director $450,395,943 -$120,216,530 -21% Mixed 05 May 2026
Derrick A. Jensen EVP - Business Administration $70,145,474 Mixed 26 Mar 2024
Vincent D. Foster Former Director $57,365,525 Mixed 22 May 2025
Paul Craig Gregory Chief Strategy Officer $51,981,257 Mixed 26 Mar 2023
Jayshree S. Desai Chief Financial Officer $30,867,007 Mixed 09 Mar 2026
Bernard Fried Director $21,170,270 -$1,808,760 -7.9% Mixed 01 Jun 2026
Donald Wayne EVP and General Counsel $20,844,176 -$6,213,343 -23% Mixed 09 Mar 2026
Karl W. Studer President, Electric Power $18,076,096 Mixed 09 Mar 2026
Doyle N. Beneby Director $16,557,674 Mixed 01 Jun 2026
Gerald A. Ducey Jr. Pres. - Strategic Operations $12,876,317 -$3,413,850 -21% Mixed 09 Mar 2026
James Redgie Probst Chief Operating Officer $12,772,371 Mixed 09 Aug 2024
David M. Mcclanahan Former Director $12,026,189 Mixed 24 May 2024
Margaret B. Shannon Former Director $9,176,806 Mixed 24 May 2024
Nicholas M. Grindstaff VP - Finance and Treasurer $6,877,114 Mixed 10 May 2021
Worthing F. Jackman Director $6,400,712 Mixed 01 Jun 2023
Worthing Jackman Director $5,945,022 -$2,859,907 -32% Mixed 01 Jun 2026
Paul Nobel Chief Accounting Officer & SVP $4,411,375 -$3,027,920 -41% Mixed 04 May 2026
Patrick Wood III Director $4,402,233 Mixed 27 May 2022
Dorothy Upperman VP Tax $3,730,117 Mixed 26 Mar 2024
Martha B. Wyrsch Director $3,397,237 Mixed 01 Jun 2026

Recent insider transactions for QUANTA SERVICES, INC.

Showing up to 300 recent insider transactions from the last 12 months.

Insider Symbol Class Transaction % SEC-reported value SEC-reported price Shares Shares owned Date Ownership
Warner L. Baxter PWR Common Stock Options Exercise 89.9% 559 1,181 01 Jun 2026 Direct
Warner L. Baxter PWR Restricted Stock Units Options Exercise -69.2% -559 249 01 Jun 2026 Direct
Doyle N. Beneby PWR Common Stock Options Exercise 3.02% 870 29,657 01 Jun 2026 Direct
Doyle N. Beneby PWR Restricted Stock Units Options Exercise -69.2% -870 387 01 Jun 2026 Direct
Bernard Fried PWR Common Stock Options Exercise 5.82% 559 10,165 01 Jun 2026 Direct
Bernard Fried PWR Restricted Stock Units Options Exercise -3.59% -559 14,999 01 Jun 2026 Direct
Holli C. Ladhani PWR Common Stock Disposed to Issuer -4.13% -196 4,547 01 Jun 2026 Direct
Holli C. Ladhani PWR Common Stock Options Exercise 13.4% 559 4,743 01 Jun 2026 Direct
Holli C. Ladhani PWR Restricted Stock Units Options Exercise -69.2% -559 249 01 Jun 2026 Direct
Robert Scott Rowe PWR Common Stock Options Exercise 32.2% 559 2,297 01 Jun 2026 Direct
Robert Scott Rowe PWR Restricted Stock Units Options Exercise -31.4% -559 1,220 01 Jun 2026 Direct
Martha B. Wyrsch PWR Common Stock Options Exercise 11% 559 5,617 01 Jun 2026 Direct
Martha B. Wyrsch PWR Restricted Stock Units Options Exercise -69.2% -559 249 01 Jun 2026 Direct
Worthing Jackman PWR Common Stock Options Exercise 29% 559 2,489 01 Jun 2026 Direct
Worthing Jackman PWR Restricted Stock Units Options Exercise -4.95% -559 10,738 01 Jun 2026 Direct
Bernard Fried PWR Common Stock Options Exercise 100.8% 4,823 9,606 28 May 2026 Direct
Bernard Fried PWR Restricted Stock Units Options Exercise -23.7% -4,823 15,558 28 May 2026 Direct
Olsovsky Josephine Ann Marie dePass PWR Restricted Stock Units Award 44.5% 249 808 21 May 2026 Direct
Robert Scott Rowe PWR Restricted Stock Units Award 16.3% 249 1,779 21 May 2026 Direct
Martha B. Wyrsch PWR Restricted Stock Units Award 44.5% 249 808 21 May 2026 Direct
Joseph Kim PWR Restricted Stock Units Award 249 249 21 May 2026 Direct
Worthing Jackman PWR Restricted Stock Units Award 2.25% 249 11,297 21 May 2026 Direct
Holli C. Ladhani PWR Restricted Stock Units Award 44.5% 249 808 21 May 2026 Direct
Bernard Fried PWR Restricted Stock Units Award 1.24% 249 20,381 21 May 2026 Direct
Doyle N. Beneby PWR Restricted Stock Units Award 44.5% 387 1,257 21 May 2026 Direct
Warner L. Baxter PWR Restricted Stock Units Award 44.5% 249 808 21 May 2026 Direct
Raul Javier Valentin PWR Common Stock Options Exercise 38.2% 559 2,022 21 May 2026 Direct
Raul Javier Valentin PWR Restricted Stock Units Options Exercise -100% -559 0 21 May 2026 Direct
Martha B. Wyrsch PWR Common Stock Gift -33.1% -2,500 5,058 11 May 2026 Direct
Earl C. Austin Jr. PWR Common Stock Gift -24.3% -4,008 12,500 05 May 2026 C4M3, LLC
Earl C. Austin Jr. PWR Common Stock Sale -61.2% $20,032,180 $770.71 -25,992 16,508 05 May 2026 C4M3, LLC
Earl C. Austin Jr. PWR Common Stock Sale -18.9% $100,184,351 $770.65 -130,000 556,911 05 May 2026 Direct
Paul Nobel PWR Common Stock Gift -0.56% -45 8,035 04 May 2026 Direct
Paul Nobel PWR Common Stock Sale -33.1% $3,027,920 $756.98 -4,000 8,080 04 May 2026 Direct
Jayshree S. Desai PWR Common Stock Tax liability -1.31% -781 58,911 09 Mar 2026 Direct
Earl C. Austin Jr. PWR Common Stock Tax liability -0.34% -2,441 709,411 09 Mar 2026 Direct
Karl W. Studer PWR Common Stock Tax liability -1.94% -682 34,499 09 Mar 2026 Direct
Paul Nobel PWR Common Stock Tax liability -1.21% -148 12,080 09 Mar 2026 Direct
Gerald A. Ducey Jr. PWR Common Stock Tax liability -1.64% -409 24,575 09 Mar 2026 Direct
Donald Wayne PWR Common Stock Tax liability -1.06% -426 39,782 09 Mar 2026 Direct
Karl W. Studer PWR Common Stock Tax liability -2.61% -943 35,181 04 Mar 2026 Direct
Paul Nobel PWR Common Stock Tax liability -1.93% -241 12,228 04 Mar 2026 Direct
Gerald A. Ducey Jr. PWR Common Stock Tax liability -7.41% -1,999 24,984 04 Mar 2026 Direct
Donald Wayne PWR Common Stock Tax liability -1.44% -588 40,208 04 Mar 2026 Direct
Jayshree S. Desai PWR Common Stock Tax liability -2.2% -1,345 59,692 04 Mar 2026 Direct
Earl C. Austin Jr. PWR Common Stock Tax liability -0.5% -3,570 711,852 04 Mar 2026 Direct
Earl C. Austin Jr. PWR Common Stock Tax liability -4.36% -32,202 707,102 26 Feb 2026 Direct
Earl C. Austin Jr. PWR Common Stock Award 13.9% 90,154 739,304 26 Feb 2026 Direct
Jayshree S. Desai PWR Common Stock Tax liability -10.3% -6,626 57,665 26 Feb 2026 Direct
Jayshree S. Desai PWR Common Stock Award 45.8% 20,205 64,291 26 Feb 2026 Direct
* marks a reported price that did not pass the local price check.
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