Primoris Services Corp (PRIM)

Data as of Sep 2, 2026, from SEC Form 4 filings.

XNYSWATER, SEWER, PIPELINE, COMM & POWER LINE CONSTRUCTIONNet insider buying (90d)Watch PRIM

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Latest PRIM insider trades

Terry D. McCallister
Open-market purchase$2K
Jul 15, 2026
Koti Vadlamudi - Officer
Open-market purchase$1.00M
May 27, 2026

About Primoris Services Corp (PRIM)

Primoris Services Corp is a provider of critical infrastructure services operating mainly in the United States and Canada. The company provides a range of construction, maintenance, replacement, and engineering services. The Utilities segment operates throughout the United States and specializes in a range of services, including the construction and maintenance of new and existing natural gas and electric utility distribution and transmission systems, and communications systems. The Energy segment operates throughout the United States and Canada and specializes in a range of services that include engineering, procurement, construction, and maintenance services to various industries. The majority of the company's revenue is derived from the Energy segment.

Headquarters: DALLAS, TX
Employees: 18,526
Listed: 1983
Exchange: XNYS
Sector: Industrials

https://www.prim.com SEC filings for PRIM on EDGAR

PRIM Form 4 activity by transaction type, last 90 days

Form 4 transaction type	Transactions	Shares	Total value
Open-market purchase	1	19.5	$2K
Grant or award	8	4,573
Bona-fide gift	1	2,241

Dollar totals cover purchases and sales only (codes P and S). Grants, option exercises, gifts and tax withholding are counted in shares, because none of them is a trade at a market price.

PRIM insider transactions (Form 4)

82 Form 4 filings on record, the earliest from Nov 1, 2024, newest first. Filing history page 1 of 3.

Date	Insider	Transaction	Security	Shares	Price	Value
Sep 1, 2026	Travis Stricker - Officer	Grant or award	Restricted Stock Units	2,081	$0.00	-
Aug 11, 2026	Patricia K. Wagner - Director	Gift	Common Stock	2,241	$0.00	-
Jul 31, 2026	David Lee King - Director	Grant or award	Common Stock	356	-^{footnote F1}	-
Footnote F1 (price): The non-employee director compensation program adopted by the Board in May 2011 and updated July 2024, provides for the issuance of restricted stock with a value of $37,500. The price per share was based on the average closing price during June 2026, resulting in a grant of 356… Full note on SEC EDGAR
Jul 31, 2026	Harpreet Saluja - Director	Grant or award	Common Stock	356	-^{footnote F1}	-
Footnote F1 (price): The non-employee director compensation program adopted by the Board in May 2011 and updated July 2024, provides for the issuance of restricted stock with a value of $37,500. The price per share was based on the average closing price during June 2026, resulting in a grant of 356… Full note on SEC EDGAR
Jul 31, 2026	Terry D. McCallister - Director	Grant or award	Common Stock	356	-^{footnote F1}	-
Footnote F1 (price): The non-employee director compensation program adopted by the Board in May 2011 and updated July 2024, provides for the issuance of restricted stock with a value of $37,500. The price per share was based on the average closing price during June 2026, resulting in a grant of 356… Full note on SEC EDGAR
Jul 31, 2026	Patricia K. Wagner - Director	Grant or award	Common Stock	356	-^{footnote F1}	-
Footnote F1 (price): The non-employee director compensation program adopted by the Board in May 2011 and updated July 2024, provides for the issuance of restricted stock with a value of $37,500. The price per share was based on the average closing price during June 2026, resulting in a grant of 356… Full note on SEC EDGAR
Jul 31, 2026	Carla S. Mashinski - Director	Grant or award	Common Stock	356	-^{footnote F1}	-
Footnote F1 (price): The non-employee director compensation program adopted by the Board in May 2011 and updated July 2024, provides for the issuance of restricted stock with a value of $37,500. The price per share was based on the average closing price during June 2026, resulting in a grant of 356… Full note on SEC EDGAR
Jul 31, 2026	Jose Ramon Rodriguez - Director	Grant or award	Common Stock	356	-^{footnote F1}	-
Footnote F1 (price): The non-employee director compensation program adopted by the Board in May 2011 and updated July 2024, provides for the issuance of restricted stock with a value of $37,500. The price per share was based on the average closing price during June 2026, resulting in a grant of 356… Full note on SEC EDGAR
Jul 31, 2026	Michael E. Ching - Director	Grant or award	Common Stock	356	-^{footnote F1}	-
Footnote F1 (price): The non-employee director compensation program adopted by the Board in May 2011 and updated July 2024, provides for the issuance of restricted stock with a value of $37,500. The price per share was based on the average closing price during June 2026, resulting in a grant of 356… Full note on SEC EDGAR
Jul 15, 2026	Terry D. McCallister	Open-market purchase	Common Stock	19.5	$86.66^{footnote F2}	$2K
Footnote F2 (price): Based on information provided by the investment advisor; additional information, including the price range, if any, is unavailable.
May 27, 2026	Koti Vadlamudi - Officer	Open-market purchase	Common Stock	7,815	$127.96	$1.00M
May 28, 2026	John M. Perisich - Officer	Open-market sale	Common Stock	2,133	$125.75^{footnote F2}	$268K
May 28, 2026	John M. Perisich - Officer	Open-market sale	Common Stock	9,450	$126.68^{footnote F3}	$1.20M
May 28, 2026	John M. Perisich - Officer	Open-market sale	Common Stock	6,017	$127.66^{footnote F4}	$768K
May 28, 2026	John M. Perisich - Officer	Open-market sale	Common Stock	6,147	$128.65^{footnote F5}	$791K
May 28, 2026	John M. Perisich - Officer	Open-market sale	Common Stock	5,855	$129.85^{footnote F6}	$760K
May 28, 2026	John M. Perisich - Officer	Open-market sale	Common Stock	105	$130.26	$14K
Footnote F2 (price): These shares were sold in multiple transactions at prices ranging from $125.06 to $126.02 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… Full note on SEC EDGAR Footnote F3 (price): These shares were sold in multiple transactions at prices ranging from $126.14 to $127.06 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… Full note on SEC EDGAR Footnote F4 (price): These shares were sold in multiple transactions at prices ranging from $127.15 to $128.08 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… Full note on SEC EDGAR Footnote F5 (price): These shares were sold in multiple transactions at prices ranging from $128.17 to $129.10 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… Full note on SEC EDGAR Footnote F6 (price): These shares were sold in multiple transactions at prices ranging from $129.24 to $130.24 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… Full note on SEC EDGAR
May 27, 2026	Koti Vadlamudi - Officer	Grant or award	Common Stock	7,815	$127.96^{footnote F1}	$1.00M
Footnote F1 (price): 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… Full note on SEC EDGAR
May 26, 2026	David Lee King	Open-market sale	Common Stock	12,333	$118.55^{footnote F1}	$1.46M
May 26, 2026	David Lee King	Open-market sale	Common Stock	3,917	$119.66^{footnote F2}	$469K
May 26, 2026	David Lee King	Open-market sale	Common Stock	3,750	$120.27^{footnote F3}	$451K
Footnote F1 (price): These shares were sold in multiple transactions at prices ranging from $118.00 to $119.00 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… Full note on SEC EDGAR Footnote F2 (price): These shares were sold in multiple transactions at prices ranging from $119.01 to $120.00 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… Full note on SEC EDGAR Footnote F3 (price): These shares were sold in multiple transactions at prices ranging from $120.03 to $120.60 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… Full note on SEC EDGAR
Apr 30, 2026	Michael E. Ching	Grant or award	Common Stock	268	-^{footnote F1}	-
Footnote F1 (price): The non-employee director compensation program adopted by the Board in May 2011 and updated July 2024, provides for the issuance of restricted stock with a value of $37,500. The price per share was based on the average closing price during March 2026, resulting in a grant of 268… Full note on SEC EDGAR
Apr 30, 2026	Jose Ramon Rodriguez	Grant or award	Common Stock	268	-^{footnote F1}	-
Footnote F1 (price): The non-employee director compensation program adopted by the Board in May 2011 and updated July 2024, provides for the issuance of restricted stock with a value of $37,500. The price per share was based on the average closing price during March 2026, resulting in a grant of 268… Full note on SEC EDGAR
Apr 30, 2026	Carla S. Mashinski	Grant or award	Common Stock	268	-^{footnote F1}	-
Footnote F1 (price): The non-employee director compensation program adopted by the Board in May 2011 and updated July 2024, provides for the issuance of restricted stock with a value of $37,500. The price per share was based on the average closing price during March 2026, resulting in a grant of 268… Full note on SEC EDGAR
Apr 30, 2026	Patricia K. Wagner	Grant or award	Common Stock	268	-^{footnote F1}	-
Footnote F1 (price): The non-employee director compensation program adopted by the Board in May 2011 and updated July 2024, provides for the issuance of restricted stock with a value of $37,500. The price per share was based on the average closing price during March 2026, resulting in a grant of 268… Full note on SEC EDGAR
Apr 30, 2026	John P. Schauerman	Grant or award	Common Stock	268	-^{footnote F1}	-
Footnote F1 (price): The non-employee director compensation program adopted by the Board in May 2011 and updated July 2024, provides for the issuance of restricted stock with a value of $37,500. The price per share was based on the average closing price during March 2026, resulting in a grant of 268… Full note on SEC EDGAR
Apr 30, 2026	Terry D. McCallister	Grant or award	Common Stock	268	-^{footnote F1}	-
Footnote F1 (price): The non-employee director compensation program adopted by the Board in May 2011 and updated July 2024, provides for the issuance of restricted stock with a value of $37,500. The price per share was based on the average closing price during March 2026, resulting in a grant of 268… Full note on SEC EDGAR
Apr 30, 2026	Harpreet Saluja	Grant or award	Common Stock	268	-^{footnote F1}	-
Footnote F1 (price): The non-employee director compensation program adopted by the Board in May 2011 and updated July 2024, provides for the issuance of restricted stock with a value of $37,500. The price per share was based on the average closing price during March 2026, resulting in a grant of 268… Full note on SEC EDGAR
Apr 30, 2026	David Lee King	Grant or award	Common Stock	268	-^{footnote F1}	-
Footnote F1 (price): The non-employee director compensation program adopted by the Board in May 2011 and updated July 2024, provides for the issuance of restricted stock with a value of $37,500. The price per share was based on the average closing price during March 2026, resulting in a grant of 268… Full note on SEC EDGAR
Apr 15, 2026	Terry D. McCallister	Open-market purchase	Common Stock	10.14	$164.40^{footnote F2}	$2K
Footnote F2 (price): Based on information provided by the investment advisor; additional information, including the price range, if any, is unavailable.
Apr 1, 2026	Jeremy Kinch - Officer	Gift	Common Stock	147	$0.00	-
Apr 1, 2026	Jeremy Kinch - Officer	Option exercise	Common Stock	244	-^{footnote F1}	-
Apr 1, 2026	Jeremy Kinch - Officer	Tax withholding / forfeiture	Common Stock	97	$143.04	$14K
Apr 1, 2026	Jeremy Kinch - Officer	Gift	Common Stock	147	$0.00	-
Apr 1, 2026	Jeremy Kinch - Officer	Option exercise	Restricted Stock Units	244	$0.00	-
Footnote F1 (price): Each restricted stock unit represents a contingent right to receive one share of PRIM common stock or the cash value thereof on the date of settlement, in the Company's discretion. On April 1, 2026, the restricted stock units vested and were settled for an equal number of shares… Full note on SEC EDGAR
Apr 1, 2026	David Lee King	Option exercise	Common Stock	21,774	-^{footnote F1}	-
Apr 1, 2026	David Lee King	Tax withholding / forfeiture	Common Stock	8,569	$143.04	$1.23M
Apr 1, 2026	David Lee King	Option exercise	Restricted Stock Units	21,774	$0.00	-
Footnote F1 (price): Each restricted stock unit represents a contingent right to receive one share of PRIM common stock or the cash value thereof on the date of settlement, in the Company's discretion. On April 1, 2026, the restricted stock units vested and were settled for an equal number of shares… Full note on SEC EDGAR
Mar 1, 2026	Jeremy Kinch - Officer	Grant or award	Restricted Stock Units	2,323	$0.00	-
Mar 1, 2026	Jeremy Kinch - Officer	Option exercise	Common Stock	6,023	-^{footnote F1}	-
Mar 1, 2026	Jeremy Kinch - Officer	Grant or award	Common Stock	20,290	-^{footnote F2}	-
Mar 1, 2026	Jeremy Kinch - Officer	Tax withholding / forfeiture	Common Stock	10,359	$150.72	$1.56M
Mar 1, 2026	Jeremy Kinch - Officer	Option exercise	Restricted Stock Units	6,023	$0.00	-
Footnote F1 (price): Each restricted stock unit represents a contingent right to receive one share of PRIM common stock or the cash value thereof on the date of settlement, in the Company's discretion. On March 1, 2026, the restricted stock units vested and were settled for an equal number of shares… Full note on SEC EDGAR Footnote F2 (price): These shares represent the acquisition of common stock resulting from the vesting of earned performance stock units issued under an equity incentive plan of the Company.
Mar 1, 2026	John M. Perisich - Officer	Option exercise	Restricted Stock Units	12,290	$0.00	-
Mar 1, 2026	John M. Perisich - Officer	Grant or award	Restricted Stock Units	2,723	$0.00	-
Mar 1, 2026	John M. Perisich - Officer	Option exercise	Common Stock	12,290	-^{footnote F1}	-
Mar 1, 2026	John M. Perisich - Officer	Grant or award	Common Stock	48,197	-^{footnote F2}	-
Mar 1, 2026	John M. Perisich - Officer	Tax withholding / forfeiture	Common Stock	30,780	$150.72	$4.64M
Footnote F1 (price): Each restricted stock unit represents a contingent right to receive one share of PRIM common stock or the cash value thereof on the date of settlement, in the Company's discretion. On March 1, 2026, the restricted stock units vested and were settled for an equal number of shares… Full note on SEC EDGAR Footnote F2 (price): These shares represent the acquisition of common stock resulting from the vesting of earned performance stock units issued under an equity incentive plan of the Company.
Mar 1, 2026	Kenneth Morris Dodgen - Officer	Grant or award	Restricted Stock Units	2,140	$0.00	-
Mar 1, 2026	Kenneth Morris Dodgen - Officer	Option exercise	Common Stock	10,522	-^{footnote F1}	-
Mar 1, 2026	Kenneth Morris Dodgen - Officer	Grant or award	Common Stock	42,842	-^{footnote F2}	-
Mar 1, 2026	Kenneth Morris Dodgen - Officer	Tax withholding / forfeiture	Common Stock	21,001	$150.72	$3.17M
Mar 1, 2026	Kenneth Morris Dodgen - Officer	Option exercise	Restricted Stock Units	10,522	$0.00	-
Footnote F1 (price): Each restricted stock unit represents a contingent right to receive one share of PRIM common stock or the cash value thereof on the date of settlement, in the Company's discretion. On March 1, 2026, the restricted stock units vested and were settled for an equal number of shares… Full note on SEC EDGAR Footnote F2 (price): These shares represent the acquisition of common stock resulting from the vesting of earned performance stock units issued under an equity incentive plan of the Company.
Mar 1, 2026	Travis Stricker - Officer	Grant or award	Common Stock	2,613	-^{footnote F2}	-
Mar 1, 2026	Travis Stricker - Officer	Tax withholding / forfeiture	Common Stock	2,904	$150.72	$438K
Mar 1, 2026	Travis Stricker - Officer	Option exercise	Restricted Stock Units	4,758	$0.00	-
Mar 1, 2026	Travis Stricker - Officer	Grant or award	Restricted Stock Units	930	$0.00	-
Mar 1, 2026	Travis Stricker - Officer	Option exercise	Common Stock	4,758	-^{footnote F1}	-
Footnote F1 (price): Each restricted stock unit represents a contingent right to receive one share of PRIM common stock or the cash value thereof on the date of settlement, in the Company's discretion. On March 1, 2026, the restricted stock units vested and were settled for an equal number of shares… Full note on SEC EDGAR Footnote F2 (price): These shares represent the acquisition of common stock resulting from the vesting of earned performance stock units issued under an equity incentive plan of the Company.
Mar 1, 2026	Koti Vadlamudi - Officer	Grant or award	Restricted Stock Units	6,967	$0.00	-

Recent PRIM Form 8-K filings

Read PRIM company news

Aug 31, 2026Item 5.02, 9.01

Read the filing on SEC EDGAR

Aug 5, 2026Item 2.02, 8.01, 9.01

Read the filing on SEC EDGAR

Aug 4, 2026Item 2.02, 8.01, 9.01

Read the filing on SEC EDGAR

Aug 4, 2026Item 2.02, 8.01, 9.01

Recent PRIM Form 144 notices of proposed sale

An insider files Form 144 before selling restricted or control stock. It announces a planned sale. If the sale goes ahead, it shows up later on a Form 4.

Filed	Filer	Relationship	Shares	Market value	Notice
Jun 3, 2026	-	-	-	-	View on EDGAR
May 29, 2026	-	-	-	-

Congress trades in PRIM

All congress trades

Stock trades in PRIM disclosed by members of the U.S. House in the last 12 months, newest first. Values are the ranges as filed.

Member	Type	Traded	Disclosed	Value range	Owner	Days to disclose	Filing
Gilbert Ray Cisneros, Jr.Democrat, CA-31	Sale

PRIM insider trading FAQ

What is the latest insider trade for PRIM?

Primoris Services Corp (PRIM) had 10 insider filings in the last 90 days, with the most recent on 2026-09-02. The full record for PRIM runs to 82 Form 4 filings, the earliest from 2024-11-01. InsiderAlpha adds new Form 4, Form 144 and 8-K filings as they arrive from SEC EDGAR.

How many insiders are buying PRIM stock?

1 insider purchase of PRIM was filed in the last 90 days, totaling $2K.

How many insiders are selling PRIM stock?

No insider sales of PRIM were filed in the last 90 days. 29 sales are on record for this company.

Where can I see PRIM SEC filings (Form 4, 10-K, 10-Q, 8-K)?

This page collects PRIM Form 4 insider transactions, Form 144 sale notices and 8-K filings in one place. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.

More Industrials companies with insider activity

Recent insider filings

The EDGAR links open each original Form 4, so you can check any number on this page against the filing it came from.

Sep 2, 2026 - Travis Stricker view on EDGAR
Aug 12, 2026 - Patricia K. Wagner view on EDGAR
Jul 31, 2026 - David Lee King view on EDGAR
Jul 31, 2026 - Harpreet Saluja view on EDGAR
Jul 31, 2026 - Terry D. McCallister view on EDGAR
Jul 31, 2026 - Patricia K. Wagner view on EDGAR
Jul 31, 2026 - Carla S. Mashinski view on EDGAR
Jul 31, 2026 - Jose Ramon Rodriguez view on EDGAR
Jul 31, 2026 - Michael E. Ching view on EDGAR

Related companies with recent insider activity

Learn more

How to read insider buying signals: What an open-market purchase by an insider can and cannot tell you.
Form 144 vs Form 4: A Form 144 announces a planned sale; the Form 4 reports it after it happens.
Insider activity in Industrials: Where PRIM's peers are being bought and sold.
Every recent Form 4: The market-wide feed, updated as filings arrive from SEC EDGAR.

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Form 4 transaction type

Transactions

Total value

Open-market purchase

19.5

$2K

Grant or award

4,573

Bona-fide gift

2,241

Date

Insider

Transaction

Security

Price

Value

Sep 1, 2026

Travis Stricker - Officer

Grant or award

Restricted Stock Units

2,081

$0.00

Aug 11, 2026

Patricia K. Wagner - Director

Gift

Common Stock

2,241

$0.00

Jul 31, 2026

David Lee King - Director

Grant or award

Common Stock

356

-^{footnote F1}

Footnote F1 (price): The non-employee director compensation program adopted by the Board in May 2011 and updated July 2024, provides for the issuance of restricted stock with a value of $37,500. The price per share was based on the average closing price during June 2026, resulting in a grant of 356… Full note on SEC EDGAR

Jul 31, 2026

Harpreet Saluja - Director

Grant or award

Common Stock

356

-^{footnote F1}

Footnote F1 (price): The non-employee director compensation program adopted by the Board in May 2011 and updated July 2024, provides for the issuance of restricted stock with a value of $37,500. The price per share was based on the average closing price during June 2026, resulting in a grant of 356… Full note on SEC EDGAR

Jul 31, 2026

Terry D. McCallister - Director

Grant or award

Common Stock

356

-^{footnote F1}

Footnote F1 (price): The non-employee director compensation program adopted by the Board in May 2011 and updated July 2024, provides for the issuance of restricted stock with a value of $37,500. The price per share was based on the average closing price during June 2026, resulting in a grant of 356… Full note on SEC EDGAR

Jul 31, 2026

Patricia K. Wagner - Director

Grant or award

Common Stock

356

-^{footnote F1}

Footnote F1 (price): The non-employee director compensation program adopted by the Board in May 2011 and updated July 2024, provides for the issuance of restricted stock with a value of $37,500. The price per share was based on the average closing price during June 2026, resulting in a grant of 356… Full note on SEC EDGAR

Jul 31, 2026

Carla S. Mashinski - Director

Grant or award

Common Stock

356

-^{footnote F1}

Footnote F1 (price): The non-employee director compensation program adopted by the Board in May 2011 and updated July 2024, provides for the issuance of restricted stock with a value of $37,500. The price per share was based on the average closing price during June 2026, resulting in a grant of 356… Full note on SEC EDGAR

Jul 31, 2026

Jose Ramon Rodriguez - Director

Grant or award

Common Stock

356

-^{footnote F1}

Footnote F1 (price): The non-employee director compensation program adopted by the Board in May 2011 and updated July 2024, provides for the issuance of restricted stock with a value of $37,500. The price per share was based on the average closing price during June 2026, resulting in a grant of 356… Full note on SEC EDGAR

Jul 31, 2026

Michael E. Ching - Director

Grant or award

Common Stock

356

-^{footnote F1}

Footnote F1 (price): The non-employee director compensation program adopted by the Board in May 2011 and updated July 2024, provides for the issuance of restricted stock with a value of $37,500. The price per share was based on the average closing price during June 2026, resulting in a grant of 356… Full note on SEC EDGAR

Jul 15, 2026

Terry D. McCallister

Open-market purchase

Common Stock

19.5

$86.66^{footnote F2}

$2K

Footnote F2 (price): Based on information provided by the investment advisor; additional information, including the price range, if any, is unavailable.

May 27, 2026

Koti Vadlamudi - Officer

Open-market purchase

Common Stock

7,815

$127.96

$1.00M

May 28, 2026

John M. Perisich - Officer

Open-market sale

Common Stock

2,133

$125.75^{footnote F2}

$268K

May 28, 2026

John M. Perisich - Officer

Open-market sale

Common Stock

9,450

$126.68^{footnote F3}

$1.20M

May 28, 2026

John M. Perisich - Officer

Open-market sale

Common Stock

6,017

$127.66^{footnote F4}

$768K

May 28, 2026

John M. Perisich - Officer

Open-market sale

Common Stock

6,147

$128.65^{footnote F5}

$791K

May 28, 2026

John M. Perisich - Officer

Open-market sale

Common Stock

5,855

$129.85^{footnote F6}

$760K

May 28, 2026

John M. Perisich - Officer

Open-market sale

Common Stock

105

$130.26

$14K

Footnote F2 (price): These shares were sold in multiple transactions at prices ranging from $125.06 to $126.02 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… Full note on SEC EDGAR
Footnote F3 (price): These shares were sold in multiple transactions at prices ranging from $126.14 to $127.06 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… Full note on SEC EDGAR
Footnote F4 (price): These shares were sold in multiple transactions at prices ranging from $127.15 to $128.08 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… Full note on SEC EDGAR
Footnote F5 (price): These shares were sold in multiple transactions at prices ranging from $128.17 to $129.10 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… Full note on SEC EDGAR
Footnote F6 (price): These shares were sold in multiple transactions at prices ranging from $129.24 to $130.24 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… Full note on SEC EDGAR

May 27, 2026

Koti Vadlamudi - Officer

Grant or award

Common Stock

7,815

$127.96^{footnote F1}

$1.00M

Footnote F1 (price): 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… Full note on SEC EDGAR

May 26, 2026

David Lee King

Open-market sale

Common Stock

12,333

$118.55^{footnote F1}

$1.46M

May 26, 2026

David Lee King

Open-market sale

Common Stock

3,917

$119.66^{footnote F2}

$469K

May 26, 2026

David Lee King

Open-market sale

Common Stock

3,750

$120.27^{footnote F3}

$451K

Footnote F1 (price): These shares were sold in multiple transactions at prices ranging from $118.00 to $119.00 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… Full note on SEC EDGAR
Footnote F2 (price): These shares were sold in multiple transactions at prices ranging from $119.01 to $120.00 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… Full note on SEC EDGAR
Footnote F3 (price): These shares were sold in multiple transactions at prices ranging from $120.03 to $120.60 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… Full note on SEC EDGAR

Apr 30, 2026

Michael E. Ching

Grant or award

Common Stock

268

-^{footnote F1}

Footnote F1 (price): The non-employee director compensation program adopted by the Board in May 2011 and updated July 2024, provides for the issuance of restricted stock with a value of $37,500. The price per share was based on the average closing price during March 2026, resulting in a grant of 268… Full note on SEC EDGAR

Apr 30, 2026

Jose Ramon Rodriguez

Grant or award

Common Stock

268

-^{footnote F1}

Footnote F1 (price): The non-employee director compensation program adopted by the Board in May 2011 and updated July 2024, provides for the issuance of restricted stock with a value of $37,500. The price per share was based on the average closing price during March 2026, resulting in a grant of 268… Full note on SEC EDGAR

Apr 30, 2026

Carla S. Mashinski

Grant or award

Common Stock

268

-^{footnote F1}

Footnote F1 (price): The non-employee director compensation program adopted by the Board in May 2011 and updated July 2024, provides for the issuance of restricted stock with a value of $37,500. The price per share was based on the average closing price during March 2026, resulting in a grant of 268… Full note on SEC EDGAR

Apr 30, 2026

Patricia K. Wagner

Grant or award

Common Stock

268

-^{footnote F1}

Footnote F1 (price): The non-employee director compensation program adopted by the Board in May 2011 and updated July 2024, provides for the issuance of restricted stock with a value of $37,500. The price per share was based on the average closing price during March 2026, resulting in a grant of 268… Full note on SEC EDGAR

Apr 30, 2026

John P. Schauerman

Grant or award

Common Stock

268

-^{footnote F1}

Footnote F1 (price): The non-employee director compensation program adopted by the Board in May 2011 and updated July 2024, provides for the issuance of restricted stock with a value of $37,500. The price per share was based on the average closing price during March 2026, resulting in a grant of 268… Full note on SEC EDGAR

Apr 30, 2026

Terry D. McCallister

Grant or award

Common Stock

268

-^{footnote F1}

Footnote F1 (price): The non-employee director compensation program adopted by the Board in May 2011 and updated July 2024, provides for the issuance of restricted stock with a value of $37,500. The price per share was based on the average closing price during March 2026, resulting in a grant of 268… Full note on SEC EDGAR

Apr 30, 2026

Harpreet Saluja

Grant or award

Common Stock

268

-^{footnote F1}

Footnote F1 (price): The non-employee director compensation program adopted by the Board in May 2011 and updated July 2024, provides for the issuance of restricted stock with a value of $37,500. The price per share was based on the average closing price during March 2026, resulting in a grant of 268… Full note on SEC EDGAR

Apr 30, 2026

David Lee King

Grant or award

Common Stock

268

-^{footnote F1}

Footnote F1 (price): The non-employee director compensation program adopted by the Board in May 2011 and updated July 2024, provides for the issuance of restricted stock with a value of $37,500. The price per share was based on the average closing price during March 2026, resulting in a grant of 268… Full note on SEC EDGAR

Apr 15, 2026

Terry D. McCallister

Open-market purchase

Common Stock

10.14

$164.40^{footnote F2}

$2K

Footnote F2 (price): Based on information provided by the investment advisor; additional information, including the price range, if any, is unavailable.

Apr 1, 2026

Jeremy Kinch - Officer

Gift

Common Stock

147

$0.00

Apr 1, 2026

Jeremy Kinch - Officer

Option exercise

Common Stock

244

-^{footnote F1}

Apr 1, 2026

Jeremy Kinch - Officer

Tax withholding / forfeiture

Common Stock

$143.04

$14K

Apr 1, 2026

Jeremy Kinch - Officer

Gift

Common Stock

147

$0.00

Apr 1, 2026

Jeremy Kinch - Officer

Option exercise

Restricted Stock Units

244

$0.00

Footnote F1 (price): Each restricted stock unit represents a contingent right to receive one share of PRIM common stock or the cash value thereof on the date of settlement, in the Company's discretion. On April 1, 2026, the restricted stock units vested and were settled for an equal number of shares… Full note on SEC EDGAR

Apr 1, 2026

David Lee King

Option exercise

Common Stock

21,774

-^{footnote F1}

Apr 1, 2026

David Lee King

Tax withholding / forfeiture

Common Stock

8,569

$143.04

$1.23M

Apr 1, 2026

David Lee King

Option exercise

Restricted Stock Units

21,774

$0.00

Footnote F1 (price): Each restricted stock unit represents a contingent right to receive one share of PRIM common stock or the cash value thereof on the date of settlement, in the Company's discretion. On April 1, 2026, the restricted stock units vested and were settled for an equal number of shares… Full note on SEC EDGAR

Mar 1, 2026

Jeremy Kinch - Officer

Grant or award

Restricted Stock Units

2,323

$0.00

Mar 1, 2026

Jeremy Kinch - Officer

Option exercise

Common Stock

6,023

-^{footnote F1}

Mar 1, 2026

Jeremy Kinch - Officer

Grant or award

Common Stock

20,290

-^{footnote F2}

Mar 1, 2026

Jeremy Kinch - Officer

Tax withholding / forfeiture

Common Stock

10,359

$150.72

$1.56M

Mar 1, 2026

Jeremy Kinch - Officer

Option exercise

Restricted Stock Units

6,023

$0.00

Footnote F1 (price): Each restricted stock unit represents a contingent right to receive one share of PRIM common stock or the cash value thereof on the date of settlement, in the Company's discretion. On March 1, 2026, the restricted stock units vested and were settled for an equal number of shares… Full note on SEC EDGAR
Footnote F2 (price): These shares represent the acquisition of common stock resulting from the vesting of earned performance stock units issued under an equity incentive plan of the Company.

Mar 1, 2026

John M. Perisich - Officer

Option exercise

Restricted Stock Units

12,290

$0.00

Mar 1, 2026

John M. Perisich - Officer

Grant or award

Restricted Stock Units

2,723

$0.00

Mar 1, 2026

John M. Perisich - Officer

Option exercise

Common Stock

12,290

-^{footnote F1}

Mar 1, 2026

John M. Perisich - Officer

Grant or award

Common Stock

48,197

-^{footnote F2}

Mar 1, 2026

John M. Perisich - Officer

Tax withholding / forfeiture

Common Stock

30,780

$150.72

$4.64M

Footnote F1 (price): Each restricted stock unit represents a contingent right to receive one share of PRIM common stock or the cash value thereof on the date of settlement, in the Company's discretion. On March 1, 2026, the restricted stock units vested and were settled for an equal number of shares… Full note on SEC EDGAR
Footnote F2 (price): These shares represent the acquisition of common stock resulting from the vesting of earned performance stock units issued under an equity incentive plan of the Company.

Mar 1, 2026

Kenneth Morris Dodgen - Officer

Grant or award

Restricted Stock Units

2,140

$0.00

Mar 1, 2026

Kenneth Morris Dodgen - Officer

Option exercise

Common Stock

10,522

-^{footnote F1}

Mar 1, 2026

Kenneth Morris Dodgen - Officer

Grant or award

Common Stock

42,842

-^{footnote F2}

Mar 1, 2026

Kenneth Morris Dodgen - Officer

Tax withholding / forfeiture

Common Stock

21,001

$150.72

$3.17M

Mar 1, 2026

Kenneth Morris Dodgen - Officer

Option exercise

Restricted Stock Units

10,522

$0.00

Footnote F1 (price): Each restricted stock unit represents a contingent right to receive one share of PRIM common stock or the cash value thereof on the date of settlement, in the Company's discretion. On March 1, 2026, the restricted stock units vested and were settled for an equal number of shares… Full note on SEC EDGAR
Footnote F2 (price): These shares represent the acquisition of common stock resulting from the vesting of earned performance stock units issued under an equity incentive plan of the Company.

Mar 1, 2026

Travis Stricker - Officer

Grant or award

Common Stock

2,613

-^{footnote F2}

Mar 1, 2026

Travis Stricker - Officer

Tax withholding / forfeiture

Common Stock

2,904

$150.72

$438K

Mar 1, 2026

Travis Stricker - Officer

Option exercise

Restricted Stock Units

4,758

$0.00

Mar 1, 2026

Travis Stricker - Officer

Grant or award

Restricted Stock Units

930

$0.00

Mar 1, 2026

Travis Stricker - Officer

Option exercise

Common Stock

4,758

-^{footnote F1}

Footnote F1 (price): Each restricted stock unit represents a contingent right to receive one share of PRIM common stock or the cash value thereof on the date of settlement, in the Company's discretion. On March 1, 2026, the restricted stock units vested and were settled for an equal number of shares… Full note on SEC EDGAR
Footnote F2 (price): These shares represent the acquisition of common stock resulting from the vesting of earned performance stock units issued under an equity incentive plan of the Company.

Mar 1, 2026

Koti Vadlamudi - Officer

Grant or award

Restricted Stock Units

6,967

$0.00

Filed

Filer

Relationship

Market value

Notice

Jun 3, 2026

View on EDGAR

May 29, 2026

Member	Type	Traded	Disclosed	Value range	Owner	Days to disclose	Filing
Gilbert Ray Cisneros, Jr.Democrat, CA-31	Sale

Member

Type

Traded

Disclosed

Value range

Owner

Days to disclose

Filing

Gilbert Ray Cisneros, Jr.Democrat, CA-31

Sale