Lowey Dannenberg Investigating ICON PLC for Potential Securities Law Violations

Law firm encourages investors to contact them regarding financial losses from alleged accounting issues.

Mar. 16, 2026 at 3:26pm

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Lowey Dannenberg P.C., a law firm specializing in investor protection, has announced an investigation into ICON PLC (NASDAQ: ICLR) for potential violations of federal securities laws. The investigation follows ICON's disclosure in February 2026 of an internal audit into certain accounting practices and controls, which led to a significant drop in the company's stock price.

Why it matters

Investigations into potential securities law violations can have major implications for investors who may have suffered financial losses. Lowey Dannenberg is encouraging affected ICON investors to come forward and participate in the investigation, which could lead to legal action and potential recovery of damages.

The details

On February 12, 2026, ICON issued a press release stating that it would delay the release of its Q4 and full-year 2025 earnings results due to an ongoing internal investigation by the company's Audit Committee into certain accounting practices and controls. Following this announcement, ICON's stock price fell nearly 40% to $80.08 per share.

  • ICON announced the internal investigation in late October 2025.
  • ICON stated it would release Q4 and full-year 2025 earnings by April 30, 2026.

The players

Lowey Dannenberg P.C.

A national law firm representing institutional and individual investors in cases involving corporate fraud and securities law violations.

ICON PLC

A publicly traded clinical research organization that provides outsourced development and commercialization services to the pharmaceutical, biotechnology, and medical device industries.

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What they’re saying

“If you suffered a loss in the Company securities, and wish to participate, learn more, or discuss the issues surrounding the investigation, please contact our attorneys Andrea Farah at (914) 733-7256 or via email to afarah@lowey.com or Vincent R. Cappucci Jr. at (914) 733-7278 or via email at vcappucci@lowey.com.”

— Andrea Farah, Attorney, Lowey Dannenberg P.C. (Lowey Dannenberg P.C.)

What’s next

Lowey Dannenberg is encouraging investors who suffered losses related to ICON's stock price decline to contact the firm's attorneys to participate in the investigation.

The takeaway

This investigation highlights the importance of corporate transparency and accountability, as allegations of accounting irregularities can have significant financial impacts on investors. The outcome of Lowey Dannenberg's investigation could determine whether legal action is warranted against ICON for potential securities law violations.