PRIM DEADLINE NOTICE: ROSEN, A HIGHLY RECOGNIZED LAW FIRM, Encourages Primoris Services Corporation Investors to Secure Counsel Before Important September 21 Deadline in Securities Class Action - PRIM

NEW YORK, Sept. 19, 2026 (GLOBE NEWSWIRE) -- WHY: Rosen Law Firm, a global investor rights law firm, reminds purchasers of common stock of Primoris Services Corporation (NYSE: PRIM) between August 5, 2025 and June 22, 2026, inclusive (the “Class Period”), of the important September 21, 2026 lead plaintiff deadline.

GlobeNewsWire • Sep 19, 2026

Primoris 72 Hour Deadline Alert: Kahn Swick & Foti, LLC Reminds Investors With Losses In Excess Of $100,000 of Deadline in Class Action Lawsuit Against Primoris Services Corporation - PRIM

NEW YORK & NEW ORLEANS--(BUSINESS WIRE)--Kahn Swick & Foti, LLC (“KSF”) and KSF partner, the former Attorney General of Louisiana, Charles C. Foti, Jr., remind investors that they have until September 21, 2026 to file lead plaintiff applications in a securities class action lawsuit against Primoris Services Corporation (“Primoris” or the “Company”) (NYSE: PRIM), if they purchased or otherwise acquired the Company's shares between August 5, 2025 and June 22, 2026, inclusive (the “Class Period.

Business Wire • Sep 18, 2026

Kaplan Fox Notifies Primoris Services Corporation (PRIM) Investors of a Securities Class Action Lawsuit - Deadline is September 21, 2026

New York, New York--(Newsfile Corp. - September 18, 2026) - Kaplan Fox & Kilsheimer LLP announces that a class action lawsuit has been filed against Primoris Services Corporation ("Primoris" or the "Company") (NYSE: PRIM) on behalf of investors that purchased or otherwise acquired Primoris common stock between August 5, 2025 and June 22, 2026 (the "Class Period"). CLICK HERE TO JOIN THE CASE If you are an investor in Primoris and have suffered losses, you may CLICK HERE to contact us.

Newsfile Corp • Sep 18, 2026

Kaplan Fox Advises Primoris Services Corporation (NYSE: PRIM) Investors to Act Before the Lead Plaintiff Deadline on September 21, 2026

NEW YORK, Sept. 18, 2026 (GLOBE NEWSWIRE) --  Kaplan Fox & Kilsheimer LLP announces that a class action lawsuit has been filed against Primoris Services Corporation (“Primoris” or the “Company”) (NYSE: PRIM) on behalf of investors that purchased or otherwise acquired Primoris common stock between August 5, 2025 and June 22, 2026 (the “Class Period”).

GlobeNewsWire • Sep 18, 2026

PRIMORIS DEADLINE MONDAY SEPTEMBER 21st: Bragar Eagel & Squire, P.C. Urges Primoris Services Corporation (NYSE:PRIM) Investors to Contact the Firm Regarding Lead Plaintiff Role Before Monday September 21st

Bragar Eagel & Squire, P.C.  Litigation Partners  Brandon Walker  and Melissa Fortunato Encourage Investors Who Suffered Losses In Primoris (PRIM) To Contact Them Directly To Discuss Their Options

GlobeNewsWire • Sep 18, 2026

Primoris Services Shareholder Alert: ClaimsFiler Reminds Investors With Losses In Excess Of $100,000 Of Lead Plaintiff Deadline In Class Action Lawsuit Against Primoris Services Corporation - PRIM

NEW ORLEANS, Sept. 17, 2026 (GLOBE NEWSWIRE) -- ClaimsFiler, a FREE shareholder information service, reminds investors that they have until September 21, 2026 to file lead plaintiff applications in a securities class action lawsuit against Primoris Services Corporation (NYSE: PRIM) (“Primoris” or the “Company”), if they purchased the Company's shares between August 5, 2025 and June 22, 2026, both dates inclusive (the “Class Period”). This action is pending in the United States District Court for the Northern District of Texas.

GlobeNewsWire • Sep 17, 2026

INVESTOR ALERT: Pomerantz Law Firm Reminds Investors with Losses on their Investment in Primoris Services Corporation of Class Action Lawsuit and Upcoming Deadlines - PRIM

NEW YORK, Sept. 17, 2026 /PRNewswire/ -- Pomerantz LLP announces that a class action lawsuit has been filed against Primoris Services Corporation ("Primoris" or the "Company") (NYSE: PRIM).

PRNewsWire • Sep 17, 2026

Kaplan Fox Announces a Securities Class Action Against Primoris Services Corporation (PRIM) - Lead Plaintiff Deadline is September 21, 2026

New York, New York--(Newsfile Corp. - September 17, 2026) - Kaplan Fox & Kilsheimer LLP announces that a class action lawsuit has been filed against Primoris Services Corporation ("Primoris" or the "Company") (NYSE: PRIM) on behalf of investors that purchased or otherwise acquired Primoris common stock between August 5, 2025 and June 22, 2026 (the "Class Period"). CLICK HERE TO JOIN THE CASE If you are an investor in Primoris and have suffered losses, you may CLICK HERE to contact us.

Newsfile Corp • Sep 17, 2026

Primoris: Looking Beyond The 2026 Earnings Trough

Primoris Services Corporation is rated a buy, with near-term headwinds from six troubled renewable projects expected to resolve by the end of 2026. Gross margins are projected to normalize to 10%-12% in 2027 as problematic projects roll off, supporting earnings recovery and rerating potential. A record $13.9B backlog, robust natural gas generation bookings, and Utilities MSA growth provide strong multi-year revenue visibility and diversification beyond solar.

Seeking Alpha • Sep 16, 2026

Kaplan Fox Announces a Securities Class Action Filed Against Primoris Services Corporation (NYSE: PRIM) – Lead Plaintiff Deadline is September 21, 2026

NEW YORK, Sept. 16, 2026 (GLOBE NEWSWIRE) -- Kaplan Fox & Kilsheimer LLP announces that a class action lawsuit has been filed against Primoris Services Corporation (“Primoris” or the “Company”) (NYSE: PRIM) on behalf of investors that purchased or otherwise acquired Primoris common stock between August 5, 2025 and June 22, 2026 (the “Class Period”).

GlobeNewsWire • Sep 16, 2026