Primoris director McCallister buys about 22 shares

Q: How many PRIM shares did Terry D. McCallister purchase, and at what price?

He purchased approximately 22 shares of common stock at $79.98 per share on October 15, 2026; 21.5050 shares were reported. The shares resulted from automatic dividend reinvestment through a broker-sponsored dividend reinvestment plan. No Rule 10b5-1 plan is reported.

Q: How many PRIM shares did Terry D. McCallister report after the purchase?

He reported approximately 21,522 directly held shares after the purchase; the reported amount was 21,521.5600. The Terry D. McCallister Trust dated June 14, 2013 held 10,000 shares indirectly, with McCallister serving as trustee.

The purchase came from automatic dividend reinvestment, and McCallister also reported 10,000 shares held by a trust for which he serves as trustee.

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Rhea-AI Filing Summary

Primoris Services Corp (PRIM) director Terry D. McCallister purchased approximately 22 shares of common stock on October 15, 2026, at $79.98 per share; the reported amount was 21.5050 shares. The purchase resulted from automatic dividend reinvestment under a broker-sponsored dividend reinvestment plan. McCallister reported direct holdings of approximately 21,522 shares after the purchase (21,521.5600 reported). The Terry D. McCallister Trust dated June 14, 2013 held 10,000 shares indirectly through him as trustee. No Rule 10b5-1 plan is reported.

Insider Trade Summary

Net Buyer: 21.505 shares

Net Buy 2 txns

Insider MCCALLISTER TERRY D

Role Director

Bought 21.505 shs ($2K)

Type	Security	Shares	Price	Value
Purchase	Common Stock ^{F1, F2}	21.505	$79.98	$2K
holding	Common Stock ^F3	--	--	--

Holdings After Transaction: Common Stock — 21,521.56 shares (Direct); Common Stock — 10,000 shares (Indirect, By Trust)

Footnotes (3)

F1. These transactions were the result of the automatic reinvestment of dividends received on shares of issuer common stock pursuant to a broker-sponsored dividend reinvestment plan.
F2. Based on information provided by the investment advisor; additional information, including the price range, if any, is unavailable.
F3. 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

Common stock purchased: Approximately 22 shares (21.5050 reported) Purchase price: $79.98 per share Direct holdings after purchase: Approximately 21,522 shares (21,521.5600 reported) +1 more

4 metrics

Common stock purchased Approximately 22 shares (21.5050 reported) October 15, 2026

Purchase price $79.98 per share October 15, 2026

Direct holdings after purchase Approximately 21,522 shares (21,521.5600 reported) Reported after the October 15, 2026 purchase

Shares held by trust 10,000 shares Terry D. McCallister Trust dated June 14, 2013; held indirectly by McCallister as trustee

Key Terms

broker-sponsored dividend reinvestment plan, automatic reinvestment of dividends, investment advisor

3 terms

broker-sponsored dividend reinvestment plan financial

"automatic reinvestment of dividends ... pursuant to a broker-sponsored dividend reinvestment plan"

automatic reinvestment of dividends financial

"transactions were the result of the automatic reinvestment of dividends"

investment advisor financial

"Based on information provided by the investment advisor"

An investment advisor is a person or firm that provides personalized guidance on buying, selling and managing investments and often oversees client portfolios for a fee. For investors this matters because the advisor shapes risk, costs and long-term returns, and is typically required by law to act in the client’s best interests — think of them as a financial coach or GPS that helps navigate choices and avoid costly detours.

FAQ

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

How many PRIM shares did Terry D. McCallister purchase, and at what price?

He purchased approximately 22 shares of common stock at $79.98 per share on October 15, 2026; 21.5050 shares were reported. The shares resulted from automatic dividend reinvestment through a broker-sponsored dividend reinvestment plan. No Rule 10b5-1 plan is reported.

How many PRIM shares did Terry D. McCallister report after the purchase?

He reported approximately 21,522 directly held shares after the purchase; the reported amount was 21,521.5600. The Terry D. McCallister Trust dated June 14, 2013 held 10,000 shares indirectly, with McCallister serving as trustee.

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

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Available on EDGAR 10/16/2026 - 06:00 PM EDT Accepted by SEC EDGAR 10/16/2026 - 06:00 PM EDT

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)
10/15/2026

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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock	10/15/2026		P⁽¹⁾		21.505	A	$79.98⁽²⁾	21,521.56	D
Common Stock								10,000	I	By Trust⁽³⁾

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)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)

Explanation of Responses:

1. These transactions were the result of the automatic reinvestment of dividends received on shares of issuer common stock pursuant to a broker-sponsored dividend reinvestment plan.

2. Based on information provided by the investment advisor; additional information, including the price range, if any, is unavailable.

3. 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	10/16/2026
	** 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)

Source: View Original Filing on SEC EDGAR