Primoris Services (PRIM) CEO adds 7,815 common shares in insider buy

Rhea-AI Filing Summary

Primoris Services Corp President & CEO Vadlamudi Koti acquired 7,815 shares of Common Stock in insider transactions. These direct holdings increased to 7,815 shares following the acquisition.

The shares were purchased in multiple transactions at prices ranging from $127.81 to $128.00 per share, with a reported average price of $127.9596.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Vadlamudi Koti

Role PRESIDENT & CEO

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	7,815	$127.9596	$1.00M

Holdings After Transaction: Common Stock — 7,815 shares (Direct, null)

Footnotes (1)

1. [object Object]

Key Figures

Shares acquired: 7,815 shares Average purchase price: $127.9596 per share Price range: $127.81–$128.00 per share +2 more

5 metrics

Shares acquired 7,815 shares Common Stock acquired by President & CEO Vadlamudi Koti

Average purchase price $127.9596 per share Reported transaction price per share for acquired stock

Price range $127.81–$128.00 per share Range of prices for multiple purchase transactions

Shares owned after transaction 7,815 shares Total direct Common Stock holdings after acquisition

Transaction date 2026-05-27 Date of reported Common Stock acquisition

Key Terms

Common Stock, Grant, award, or other acquisition, multiple transactions, Form 4

4 terms

Common Stock financial

"security_title: "Common Stock""

Common stock represents ownership shares in a company, giving investors a stake in its success and a say in important decisions through voting rights. It is the most common type of stock traded on markets and can provide income through dividends, as well as potential for value growth. For investors, holding common stock means sharing in the company’s profits and risks.

Grant, award, or other acquisition financial

"transaction_code_description: "Grant, award, or other acquisition""

multiple transactions financial

"These shares were purchased in multiple transactions at prices ranging"

Form 4 regulatory

"INSIDER FILING DATA (Form 4):"

Form 4 is a official document that company insiders, such as executives or major shareholders, file with regulators whenever they buy or sell company shares. It provides transparency about how those with inside knowledge are trading, helping investors see if insiders are confident in the company's prospects or may be selling for personal reasons. This information can influence investor decisions by revealing insiders' perspectives on the company's value.

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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^*

Vadlamudi Koti

(Last) (First) (Middle)

C/O PRIMORIS SERVICES CORPORATION

2300 NORTH FIELD STREET, SUITE 1900

(Street)

DALLAS TEXAS 75201

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Primoris Services Corp [ PRIM ]

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

X	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	PRESIDENT & CEO

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/27/2026

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

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

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

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	05/27/2026		A		7,815	A	$127.9596(1)	7,815	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 purchased in multiple transactions at prices ranging from $127.81 to $128.00 per share, inclusive. The holder undertakes to provide the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon written request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.

	/s/ Kenneth M. Dodgen, Attorney-in-Fact	05/28/2026
	** 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.
* Form 4: SEC 1474 (03-26)

FAQ

What insider transaction did Primoris Services Corp (PRIM) report for Vadlamudi Koti?

Primoris Services Corp reported that President & CEO Vadlamudi Koti acquired 7,815 shares of Common Stock. The acquisition was reported as a direct holding, bringing his directly owned shares to 7,815 following the transaction.

At what prices did Vadlamudi Koti acquire PRIM common shares in this Form 4?

Vadlamudi Koti’s purchases occurred in multiple transactions at prices ranging from $127.81 to $128.00 per share. The Form 4 reports an average transaction price of $127.9596 for the 7,815 common shares acquired.

How many Primoris Services Corp shares does Vadlamudi Koti hold after this transaction?

After the reported acquisition, Vadlamudi Koti directly holds 7,815 shares of Primoris Services Corp Common Stock. This figure reflects his total direct ownership as disclosed in the Form 4 following the 7,815-share transaction.

Is the Primoris Services Corp (PRIM) Form 4 transaction a buy or sell by the CEO?

The Form 4 shows an acquisition of shares by the CEO, not a sale. Vadlamudi Koti acquired 7,815 shares of Common Stock through multiple purchases and now directly owns 7,815 shares after the transaction.

What does transaction code A mean in the PRIM Form 4 for Vadlamudi Koti?

Transaction code A in the Form 4 indicates a grant, award, or other acquisition. In this case, the accompanying footnote clarifies the 7,815 PRIM shares were acquired through multiple purchase transactions within the disclosed price range.