Quanta Services (PWR) president uses 682 shares to cover RSU tax

Rhea-AI Filing Summary

Quanta Services President, Electric Power Karl W. Studer reported a routine tax-related share disposition. On March 9, 2026, 682 shares of common stock were withheld at $540.19 per share to cover taxes on vested restricted stock units. After this non‑market transaction, he directly holds 34,499 shares of Quanta Services common stock.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Studer Karl W

Role President, Electric Power

Type	Security	Shares	Price	Value
Tax Withholding	Common Stock	682	$540.19	$368K

Holdings After Transaction: Common Stock — 34,499 shares (Direct)

Footnotes (1)

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Form 4 Insider Transactions: What Each Field Means →

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Studer Karl W

(Last) (First) (Middle)

2727 NORTH LOOP WEST

(Street)

HOUSTON TX 77008-1044

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
QUANTA SERVICES, INC. [ PWR ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	President, Electric Power

3. Date of Earliest Transaction (Month/Day/Year)
03/09/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	03/09/2026		F		682(1)	D	$540.19	34,499	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. These shares were withheld to cover taxes associated with the vest of restricted stock units issued under an equity incentive plan of the Company.

Remarks:

	/s/ Matthew D. McCoy, Attorney-in-Fact	03/11/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What insider transaction did Quanta Services (PWR) report for Karl W. Studer?

Quanta Services reported that Karl W. Studer had 682 common shares withheld to cover taxes on vested restricted stock units. This was a tax-withholding disposition, not an open-market purchase or sale, and is a routine part of equity compensation.

Was Karl W. Studer’s Form 4 transaction in Quanta Services (PWR) an open-market sale?

No, the Form 4 shows a tax-withholding disposition, not an open-market sale. The 682 shares were withheld by the company to satisfy tax obligations related to the vesting of restricted stock units granted under an equity incentive plan.

How many Quanta Services (PWR) shares were involved in Karl W. Studer’s tax withholding?

The transaction involved 682 shares of Quanta Services common stock. These shares were withheld at a price of $540.19 per share to pay taxes arising from the vesting of restricted stock units, according to the Form 4 and its related footnote.

What is Karl W. Studer’s Quanta Services (PWR) shareholding after the reported Form 4 transaction?

After the tax-withholding transaction, Karl W. Studer directly holds 34,499 shares of Quanta Services common stock. This post-transaction amount reflects his remaining direct ownership following the withholding of 682 shares to cover associated tax liabilities.

What does transaction code F mean in Karl W. Studer’s Quanta Services (PWR) Form 4?

Transaction code F indicates shares used to pay an exercise price or tax liability. In this case, 682 Quanta Services shares were withheld to cover taxes on vested restricted stock units, as described in the Form 4’s footnote to the reported transaction.

Why were Quanta Services (PWR) shares withheld from Karl W. Studer’s equity award?

Shares were withheld to cover taxes due when restricted stock units vested. Rather than paying cash, 682 Quanta Services shares were automatically retained by the company at $540.19 per share, a common mechanism in equity incentive plans for handling tax obligations.