Primoris Services director receives $42.5K stock grant

The award's shares are subject to a 12-month restriction on sale, and its price basis used June 2026 average closing prices.

Available on EDGAR 11/03/2026 - 06:00 PM EST Accepted by SEC EDGAR 11/03/2026 - 06:00 PM EST Learn about SEC filing dates

Rhea-AI Filing Summary

Terry D. McCallister, a director of Primoris Services Corp (PRIM), acquired 571 shares of restricted stock on October 30, 2026, under the non-employee director compensation program. The grant had a stated value of $42,500, based on the average closing price during June 2026. The shares cannot be sold for 12 months from the grant date. After the acquisition, McCallister held 22,093 shares directly; 10,000 shares were held indirectly by the Terry D. McCallister Trust, of which he is trustee.

Insider Trade Summary

Grant/Award: 571 shares

Grant/Award 1 txn

Insider MCCALLISTER TERRY D

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Common Stock F1	571	--	--
Holding	Common Stock F2	--	--	--

Holdings After Transaction: Common Stock — 22,092.56 shares (Direct); Common Stock — 10,000 shares (Indirect, By Trust)

Footnotes (2)

1. F1. The non-employee director compensation program adopted by the Board in May 2011 and updated July 2026, provides for the issuance of restricted stock with a value of $42,500. The price per share was based on the average closing price during June 2026, resulting in a grant of 571 shares of stock. The shares of stock cannot be sold for a period of twelve months from the date of grant.
2. F2. These shares are owned by the Terry D. McCallister Trust dated 6/14/2013 and indirectly by Terry D. McCallister, as a trustee of the trust.

Key Figures

Restricted stock acquired: 571 shares Stated grant value: $42,500 Sale restriction: 12 months +2 more

5 metrics

Restricted stock acquired 571 shares October 30, 2026

Stated grant value $42,500 Grant on October 30, 2026

Sale restriction 12 months From the date of grant

Direct shares held after acquisition 22,093 shares As of October 30, 2026

Shares held by trust 10,000 shares Indirectly held through the Terry D. McCallister Trust

Key Terms

restricted stock, non-employee director compensation program, average closing price, trustee

4 terms

restricted stock financial

"issuance of restricted stock with a value of $42,500"

Shares granted to an individual that carry limits on transfer or sale until certain conditions are met, such as staying with the company for a set time or hitting performance targets. Think of them as a locked gift that gradually opens; for investors they matter because they affect how many shares may enter the market later, signal management incentives and potential dilution, and reveal confidence in future company performance.

non-employee director compensation program financial

"The non-employee director compensation program"

average closing price financial

"based on the average closing price during June 2026"

The average closing price is the arithmetic mean of a security’s end-of-day prices over a chosen period, found by adding each day’s closing price and dividing by the number of days. It smooths out daily ups and downs to show a typical market value—like averaging daily temperatures to understand a month’s climate—and helps investors spot trends, judge whether a stock is generally rising or falling, and make clearer buy or sell decisions.

trustee technical

"as a trustee of the trust"

A trustee is a person or institution legally appointed to hold and manage assets or enforce an agreement on behalf of other people (beneficiaries). Think of a trustee as a neutral referee or custodian who must act in the beneficiaries’ best interests, follow the trust or contract rules, and handle distributions, recordkeeping and enforcement. Investors care because a trustworthy trustee protects their rights, ensures promised payments or remedies are delivered, and can influence recoveries if things go wrong.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

How many shares did the PRIM director receive, and what was the grant value?

Terry D. McCallister acquired 571 shares of restricted stock on October 30, 2026, with a stated grant value of $42,500. The share price was based on the average closing price during June 2026.

When can the PRIM director sell the restricted stock?

The shares cannot be sold for 12 months from the date of grant.

AI-generated analysis. How Rhea-AI works. Not financial advice.

Form 4 Insider Transactions: What Each Field Means →

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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^*

MCCALLISTER TERRY D

(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
	Officer (give title below)		Other (specify below)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
10/30/2026

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	10/30/2026		A		571	A	(1)	22,092.56	D
Common Stock								10,000	I	By Trust(2)

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. The non-employee director compensation program adopted by the Board in May 2011 and updated July 2026, provides for the issuance of restricted stock with a value of $42,500. The price per share was based on the average closing price during June 2026, resulting in a grant of 571 shares of stock. The shares of stock cannot be sold for a period of twelve months from the date of grant.

2. These shares are owned by the Terry D. McCallister Trust dated 6/14/2013 and indirectly by Terry D. McCallister, as a trustee of the trust.

	/s/ Kenneth M. Dodgen, Attorney-in-Fact	11/03/2026
	** 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)