Henry Dieu - 12 Mar 2026 Form 4 Insider Report for TUTOR PERINI CORP (TPC)

Role: VP & Chief Accounting Officer
Signature: /s/ Ifigenia Protopappas, Attorney-in-Fact
Issuer symbol: TPC
Transactions as of: 12 Mar 2026
Net transactions value: $0
Form type: 4
Filing time: 16 Mar 2026, 20:11:54 UTC
Previous filing: 20 Jun 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
DIEU HENRY	VP & Chief Accounting Officer	C/O TUTOR PERINI CORPORATION, 15901 OLDEN STREET, SYLMAR	/s/ Ifigenia Protopappas, Attorney-in-Fact	16 Mar 2026	0001951023

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	TPC	Common Stock	Options Exercise		+3,240			3,240	12 Mar 2026	Direct	F1
transaction	TPC	Common Stock	Tax liability		-1,421	-44%	$69.20^*	1,819	12 Mar 2026	Direct

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	TPC	Restricted Stock Units	Options Exercise		-3,240	-33%	$0.000000^*	6,480	12 Mar 2026	Common Stock	3,240		Direct	F1, F2

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	The restricted stock units (RSUs) convert into common stock of Tutor Perini Corporation on a 1-for-1 basis.
F2	On March 12, 2025, the reporting person was granted 9,720 RSUs, of which 3,240 vested on March 12, 2026 and 3,240 vest on each of March 12, 2027 and 2028, contingent upon the reporting person's continued employment through these dates.