PNR INVESTOR ALERT: Securities Class Action Filed Against Pentair plc – Investors Encouraged to Contact Kirby McInerney LLP

NEW YORK--(BUSINESS WIRE)--The law firm of Kirby McInerney LLP announces that a class action lawsuit has been filed on behalf of investors who acquired Pentair plc (“Pentair” or the “Company”) (NYSE: PNR) common stock between April 28, 2026 and July 14, 2026, inclusive (“the Class Period”).

If you suffered a loss on your Pentair investments, you have until October 2, 2026 to request lead plaintiff appointment. Courts do not consider lead plaintiff applications submitted after this deadline. If you choose to take no action, you may remain an absent class member. For more information about the lawsuit:

[CONTACT THE FIRM IF YOU SUFFERED A LOSS]

What Is This Lawsuit About? The lawsuit alleges that Pentair made materially false and/or misleading statements and failed to disclose to investors: (i) that there was significant destocking of inventory in the Pool channel; and (ii) as a result, the Company’s sales and operating income were adversely affected.

On July 14, 2026, Pentair released its preliminary second quarter 2026 financial results, revealing that “the [Company] estimates that the destocking of inventory in the Pool channel negatively impacted Pool segment sales by approximately $170 million and Pool segment income by approximately $105 million.” As a result, second quarter 2026 sales were expected to be “down 17 percent versus previous guide of up approximately 1 percent,” and full year 2026 sales were expected to be “down approximately 4 percent to 7 percent versus previous guide of up 2 percent to 4 percent.” The Company explained that second quarter performance “was impacted by a decline in Pool sales largely attributed to a more pronounced inventory realignment with major channel partners than previously estimated and worsening business conditions, including higher interest rates and inflation.”

The Company also announced the departure of its Chief Financial Officer, effective immediately.

On this news, Pentair’s stock price fell $11.35, or 15%, to close at $64.33 per share on July 15, 2026.

[LEARN MORE ABOUT THE LAWSUIT]

The Lead Plaintiff Appointment Process. The federal securities laws permit any investor who acquired eligible securities during the class period to seek appointment as lead plaintiff in a class action lawsuit. Learn more about the lead plaintiff process and eligibility requirements here. Courts typically appoint the investor(s) with the largest financial loss in the case and the ability to represent the class rather than investors with simply the largest investment portfolio. Courts regularly appoint individual investors, whether acting alone or as a group, as lead plaintiffs. The rights of any investor who bought shares during the class period are generally already protected. However, lead plaintiffs have the power to influence case strategy and have a say in settlement decisions, as well as decisions concerning allocation of settlement funds among class members.

[LEARN MORE ABOUT THE LEAD PLAINTIFF PROCESS]

What Should I Do? If you purchased or otherwise acquired Pentair securities, have information, or would like to learn more about this investigation, please contact Lauren Molinaro of Kirby McInerney LLP by email at [e-mail], or fill out the contact form below, to discuss your rights or interests with respect to these matters at no cost.

Kirby McInerney LLP is a New York-based plaintiffs’ law firm concentrating in securities, antitrust, whistleblower, and consumer litigation. The firm’s efforts on behalf of shareholders in securities litigation have resulted in recoveries totaling billions of dollars. Additional information about the firm can be found at Kirby McInerney LLP’s website.

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